Diagnostic.cpp revision 8a941e0c71d318430648e24eeca91a464a46eba9
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- Diagnostic.cpp - C Language Family Diagnostic Handling -----------===// 25f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 35f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// The LLVM Compiler Infrastructure 45f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 50bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// This file is distributed under the University of Illinois Open Source 60bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// License. See LICENSE.TXT for details. 75f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 85f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 95f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// This file implements the Diagnostic-related interfaces. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/Basic/Diagnostic.h" 1527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 1627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Lex/LexDiagnostic.h" 1727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Parse/ParseDiagnostic.h" 1827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/AST/ASTDiagnostic.h" 1927ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Sema/SemaDiagnostic.h" 2027ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Frontend/FrontendDiagnostic.h" 2127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Analysis/AnalysisDiagnostic.h" 2227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Driver/DriverDiagnostic.h" 2327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 2443b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner#include "clang/Basic/IdentifierTable.h" 255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/Basic/SourceLocation.h" 26f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner#include "llvm/ADT/SmallVector.h" 2730bc96544346bea42921cf6837e66cef80d664b4Chris Lattner#include "llvm/ADT/StringExtras.h" 28182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner#include <vector> 29182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner#include <map> 3087cf5ac1b046a1db874b77dcb6e35f9c4b88c386Chris Lattner#include <cstring> 315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerusing namespace clang; 325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 33182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner//===----------------------------------------------------------------------===// 34182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner// Builtin Diagnostic information 35182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner//===----------------------------------------------------------------------===// 36182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 3727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner// DefaultDiagnosticMappings - This specifies the default mapping for each diag, 3827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner// based on its kind. Yay for macros? 3927ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 4027ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattnerstruct DefaultMappingInfo { 4127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner unsigned DiagID : 14; 4227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner unsigned Mapping : 2; 4327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner}; 4427ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 4527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattnerstatic const DefaultMappingInfo DefaultMappings[] = { 464ac072aceb9c68f7a023050e2ab9ccacb4fe6e5bChris Lattner#define DIAG(ENUM,CLASS,DEFAULT_MAPPING,DESC) { diag::ENUM, DEFAULT_MAPPING }, 4727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticCommonKinds.inc" 4827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticDriverKinds.inc" 4927ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticFrontendKinds.inc" 5027ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticLexKinds.inc" 5127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticParseKinds.inc" 5227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticASTKinds.inc" 5327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticSemaKinds.inc" 5427ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner#include "clang/Basic/DiagnosticAnalysisKinds.inc" 5527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner{ 0, 0 } 5627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner}; 578a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner#undef DIAG 5827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 5927ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner// Diagnostic classes. 605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerenum { 618a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner CLASS_NOTE = 0x01, 628a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner CLASS_WARNING = 0x02, 638a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner CLASS_EXTENSION = 0x03, 648a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner CLASS_ERROR = 0x04 655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 6727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner/// DiagnosticClasses - The class for each diagnostic. 684ac072aceb9c68f7a023050e2ab9ccacb4fe6e5bChris Lattner#define DIAG(ENUM,CLASS,DEFAULT_MAPPING,DESC) CLASS, 6927ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattnerstatic unsigned char DiagnosticClassesCommon[] = { 704d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticCommonKinds.inc" 7120c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner 0 7220c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner}; 7327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattnerstatic unsigned char DiagnosticClassesDriver[] = { 744d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticDriverKinds.inc" 754ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbar 0 764ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbar}; 7727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattnerstatic unsigned char DiagnosticClassesFrontend[] = { 784d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticFrontendKinds.inc" 7950f4f469024928670f2d634c445686d00eeb89b7Daniel Dunbar 0 8050f4f469024928670f2d634c445686d00eeb89b7Daniel Dunbar}; 8127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattnerstatic unsigned char DiagnosticClassesLex[] = { 824d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticLexKinds.inc" 8320c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner 0 8420c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner}; 8527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattnerstatic unsigned char DiagnosticClassesParse[] = { 864d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticParseKinds.inc" 8720c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner 0 8820c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner}; 8927ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattnerstatic unsigned char DiagnosticClassesAST[] = { 904d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticASTKinds.inc" 9120c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner 0 9220c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner}; 9327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattnerstatic unsigned char DiagnosticClassesSema[] = { 944d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticSemaKinds.inc" 9520c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner 0 9620c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner}; 9727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattnerstatic unsigned char DiagnosticClassesAnalysis[] = { 984d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticAnalysisKinds.inc" 995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 0 1005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 10120c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner#undef DIAG 1025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// getDiagClass - Return the class field of the diagnostic. 1045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// 1050750618b0beacdc9b0a9e210a661e4746823ced7Chris Lattnerstatic unsigned getBuiltinDiagClass(unsigned DiagID) { 10619e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner assert(DiagID < diag::DIAG_UPPER_LIMIT && 1070750618b0beacdc9b0a9e210a661e4746823ced7Chris Lattner "Diagnostic ID out of range!"); 10820c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner unsigned res; 1094ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbar if (DiagID < diag::DIAG_START_DRIVER) 11027ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner res = DiagnosticClassesCommon[DiagID]; 11150f4f469024928670f2d634c445686d00eeb89b7Daniel Dunbar else if (DiagID < diag::DIAG_START_FRONTEND) 11227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner res = DiagnosticClassesDriver[DiagID - diag::DIAG_START_DRIVER - 1]; 11350f4f469024928670f2d634c445686d00eeb89b7Daniel Dunbar else if (DiagID < diag::DIAG_START_LEX) 11427ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner res = DiagnosticClassesFrontend[DiagID - diag::DIAG_START_FRONTEND - 1]; 11519e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner else if (DiagID < diag::DIAG_START_PARSE) 11627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner res = DiagnosticClassesLex[DiagID - diag::DIAG_START_LEX - 1]; 11719e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner else if (DiagID < diag::DIAG_START_AST) 11827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner res = DiagnosticClassesParse[DiagID - diag::DIAG_START_PARSE - 1]; 11919e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner else if (DiagID < diag::DIAG_START_SEMA) 12027ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner res = DiagnosticClassesAST[DiagID - diag::DIAG_START_AST - 1]; 12119e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner else if (DiagID < diag::DIAG_START_ANALYSIS) 12227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner res = DiagnosticClassesSema[DiagID - diag::DIAG_START_SEMA - 1]; 12320c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner else 12427ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner res = DiagnosticClassesAnalysis[DiagID - diag::DIAG_START_ANALYSIS - 1]; 12527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner return res; 1265f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 1275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// DiagnosticText - An english message to print for the diagnostic. These 1295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// should be localized. 1304ac072aceb9c68f7a023050e2ab9ccacb4fe6e5bChris Lattner#define DIAG(ENUM,CLASS,DEFAULT_MAPPING,DESC) DESC, 13120c6b3b85e186cd52d5d99489132d71d498159ebChris Lattnerstatic const char * const DiagnosticTextCommon[] = { 1324d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticCommonKinds.inc" 13320c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner 0 13420c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner}; 1354ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbarstatic const char * const DiagnosticTextDriver[] = { 1364d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticDriverKinds.inc" 1374ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbar 0 1384ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbar}; 13950f4f469024928670f2d634c445686d00eeb89b7Daniel Dunbarstatic const char * const DiagnosticTextFrontend[] = { 1404d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticFrontendKinds.inc" 14150f4f469024928670f2d634c445686d00eeb89b7Daniel Dunbar 0 14250f4f469024928670f2d634c445686d00eeb89b7Daniel Dunbar}; 14320c6b3b85e186cd52d5d99489132d71d498159ebChris Lattnerstatic const char * const DiagnosticTextLex[] = { 1444d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticLexKinds.inc" 14520c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner 0 14620c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner}; 14720c6b3b85e186cd52d5d99489132d71d498159ebChris Lattnerstatic const char * const DiagnosticTextParse[] = { 1484d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticParseKinds.inc" 14920c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner 0 15020c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner}; 15120c6b3b85e186cd52d5d99489132d71d498159ebChris Lattnerstatic const char * const DiagnosticTextAST[] = { 1524d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticASTKinds.inc" 15320c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner 0 15420c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner}; 15520c6b3b85e186cd52d5d99489132d71d498159ebChris Lattnerstatic const char * const DiagnosticTextSema[] = { 1564d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticSemaKinds.inc" 15720c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner 0 15820c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner}; 15920c6b3b85e186cd52d5d99489132d71d498159ebChris Lattnerstatic const char * const DiagnosticTextAnalysis[] = { 1604d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticAnalysisKinds.inc" 1615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 0 1625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 16320c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner#undef DIAG 1645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 165182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner//===----------------------------------------------------------------------===// 166182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner// Custom Diagnostic information 167182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner//===----------------------------------------------------------------------===// 168182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 169182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattnernamespace clang { 170182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner namespace diag { 171182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner class CustomDiagInfo { 172182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner typedef std::pair<Diagnostic::Level, std::string> DiagDesc; 173182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner std::vector<DiagDesc> DiagInfo; 174182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner std::map<DiagDesc, unsigned> DiagIDs; 175182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner public: 176182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 177182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// getDescription - Return the description of the specified custom 178182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// diagnostic. 179182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner const char *getDescription(unsigned DiagID) const { 18088eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner assert(this && DiagID-DIAG_UPPER_LIMIT < DiagInfo.size() && 181182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner "Invalid diagnosic ID"); 18288eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner return DiagInfo[DiagID-DIAG_UPPER_LIMIT].second.c_str(); 183182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner } 184182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 185182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// getLevel - Return the level of the specified custom diagnostic. 186182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner Diagnostic::Level getLevel(unsigned DiagID) const { 18788eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner assert(this && DiagID-DIAG_UPPER_LIMIT < DiagInfo.size() && 188182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner "Invalid diagnosic ID"); 18988eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner return DiagInfo[DiagID-DIAG_UPPER_LIMIT].first; 190182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner } 191182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 192a1f23cc7f5dae8b71b8ee631994274609d35eb89Chris Lattner unsigned getOrCreateDiagID(Diagnostic::Level L, const char *Message, 193a1f23cc7f5dae8b71b8ee631994274609d35eb89Chris Lattner Diagnostic &Diags) { 194182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner DiagDesc D(L, Message); 195182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner // Check to see if it already exists. 196182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner std::map<DiagDesc, unsigned>::iterator I = DiagIDs.lower_bound(D); 197182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner if (I != DiagIDs.end() && I->first == D) 198182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner return I->second; 199182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 200182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner // If not, assign a new ID. 20188eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner unsigned ID = DiagInfo.size()+DIAG_UPPER_LIMIT; 202182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner DiagIDs.insert(std::make_pair(D, ID)); 203182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner DiagInfo.push_back(D); 204a1f23cc7f5dae8b71b8ee631994274609d35eb89Chris Lattner 205a1f23cc7f5dae8b71b8ee631994274609d35eb89Chris Lattner // If this is a warning, and all warnings are supposed to map to errors, 206a1f23cc7f5dae8b71b8ee631994274609d35eb89Chris Lattner // insert the mapping now. 207a1f23cc7f5dae8b71b8ee631994274609d35eb89Chris Lattner if (L == Diagnostic::Warning && Diags.getWarningsAsErrors()) 208a1f23cc7f5dae8b71b8ee631994274609d35eb89Chris Lattner Diags.setDiagnosticMapping((diag::kind)ID, diag::MAP_ERROR); 209182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner return ID; 210182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner } 211182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner }; 212182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 213182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner } // end diag namespace 214182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner} // end clang namespace 215182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 216182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 217182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner//===----------------------------------------------------------------------===// 218182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner// Common Diagnostic implementation 219182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner//===----------------------------------------------------------------------===// 220182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 2213fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattnerstatic void DummyArgToStringFn(Diagnostic::ArgumentKind AK, intptr_t QT, 2223fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Modifier, unsigned ML, 2233fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Argument, unsigned ArgLen, 22492dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner llvm::SmallVectorImpl<char> &Output, 22592dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void *Cookie) { 2263fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Str = "<can't format argument>"; 22722caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner Output.append(Str, Str+strlen(Str)); 22822caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner} 22922caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner 23022caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner 231b4398aa27da4d6919c3ae448d1ae66ba6cafc048Ted KremenekDiagnostic::Diagnostic(DiagnosticClient *client) : Client(client) { 23227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner AllExtensionsSilenced = 0; 2335b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner IgnoreAllWarnings = false; 2345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer WarningsAsErrors = false; 2352fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar SuppressSystemWarnings = false; 2365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ErrorOccurred = false; 23815221422eda7bac679e38b07512feda49715ef66Chris Lattner FatalErrorOccurred = false; 2395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer NumDiagnostics = 0; 2405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer NumErrors = 0; 241182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner CustomDiagInfo = 0; 2423cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner CurDiagID = ~0U; 243525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor LastDiagLevel = Ignored; 24422caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner 2453fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFn = DummyArgToStringFn; 24692dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner ArgToStringCookie = 0; 24727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 24827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner // Set all mappings to their default. 24927ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner for (unsigned i = 0, e = sizeof(DefaultMappings)/sizeof(DefaultMappings[0]); 25027ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner i != e; ++i) 25127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner setDiagnosticMappingInternal(DefaultMappings[i].DiagID, 25227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner DefaultMappings[i].Mapping); 253182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner} 254182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 255182745ae7892bca0842d9c023370ade5f8d1c6e8Chris LattnerDiagnostic::~Diagnostic() { 256182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner delete CustomDiagInfo; 257182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner} 258182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 259182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner/// getCustomDiagID - Return an ID for a diagnostic with the specified message 260182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner/// and level. If this is the first request for this diagnosic, it is 261182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner/// registered and created, otherwise the existing ID is returned. 262182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattnerunsigned Diagnostic::getCustomDiagID(Level L, const char *Message) { 263182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner if (CustomDiagInfo == 0) 264182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner CustomDiagInfo = new diag::CustomDiagInfo(); 265a1f23cc7f5dae8b71b8ee631994274609d35eb89Chris Lattner return CustomDiagInfo->getOrCreateDiagID(L, Message, *this); 2665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 2675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 268182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 269f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner/// isBuiltinWarningOrExtension - Return true if the unmapped diagnostic 270f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner/// level of the specified diagnostic ID is a Warning or Extension. 271f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner/// This only works on builtin diagnostics, not custom ones, and is not legal to 272f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner/// call on NOTEs. 273f5d2328fc849288c3a62e43d065685f516d57091Chris Lattnerbool Diagnostic::isBuiltinWarningOrExtension(unsigned DiagID) { 2748a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner return DiagID < diag::DIAG_UPPER_LIMIT && 2758a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner getBuiltinDiagClass(DiagID) != CLASS_ERROR; 2765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 2775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 278ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor/// \brief Determine whether the given built-in diagnostic ID is a 279ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor/// Note. 280ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregorbool Diagnostic::isBuiltinNote(unsigned DiagID) { 2818a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner return DiagID < diag::DIAG_UPPER_LIMIT && 2828a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner getBuiltinDiagClass(DiagID) == CLASS_NOTE; 283ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor} 284ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 28527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner/// isBuiltinExtensionDiag - Determine whether the given built-in diagnostic 28627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner/// ID is for an extension of some sort. 28727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner/// 28827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattnerbool Diagnostic::isBuiltinExtensionDiag(unsigned DiagID) { 2898a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner return DiagID < diag::DIAG_UPPER_LIMIT && 2908a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner getBuiltinDiagClass(DiagID) == CLASS_EXTENSION; 29127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner} 29227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 2935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// getDescription - Given a diagnostic ID, return a description of the 2955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// issue. 2960a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattnerconst char *Diagnostic::getDescription(unsigned DiagID) const { 2974ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbar if (DiagID < diag::DIAG_START_DRIVER) 298f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner return DiagnosticTextCommon[DiagID]; 29950f4f469024928670f2d634c445686d00eeb89b7Daniel Dunbar else if (DiagID < diag::DIAG_START_FRONTEND) 3004ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbar return DiagnosticTextDriver[DiagID - diag::DIAG_START_DRIVER - 1]; 30150f4f469024928670f2d634c445686d00eeb89b7Daniel Dunbar else if (DiagID < diag::DIAG_START_LEX) 30250f4f469024928670f2d634c445686d00eeb89b7Daniel Dunbar return DiagnosticTextFrontend[DiagID - diag::DIAG_START_FRONTEND - 1]; 303f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner else if (DiagID < diag::DIAG_START_PARSE) 304f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner return DiagnosticTextLex[DiagID - diag::DIAG_START_LEX - 1]; 305f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner else if (DiagID < diag::DIAG_START_AST) 306f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner return DiagnosticTextParse[DiagID - diag::DIAG_START_PARSE - 1]; 307f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner else if (DiagID < diag::DIAG_START_SEMA) 308f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner return DiagnosticTextAST[DiagID - diag::DIAG_START_AST - 1]; 309f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner else if (DiagID < diag::DIAG_START_ANALYSIS) 310f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner return DiagnosticTextSema[DiagID - diag::DIAG_START_SEMA - 1]; 311f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner else if (DiagID < diag::DIAG_UPPER_LIMIT) 312f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner return DiagnosticTextAnalysis[DiagID - diag::DIAG_START_ANALYSIS - 1]; 31320c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner return CustomDiagInfo->getDescription(DiagID); 3145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 3155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// getDiagnosticLevel - Based on the way the client configured the Diagnostic 3175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// object, classify the specified diagnostic ID into a Level, consumable by 3185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// the DiagnosticClient. 3195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid SpencerDiagnostic::Level Diagnostic::getDiagnosticLevel(unsigned DiagID) const { 320182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner // Handle custom diagnostics, which cannot be mapped. 32119e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner if (DiagID >= diag::DIAG_UPPER_LIMIT) 322182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner return CustomDiagInfo->getLevel(DiagID); 3230750618b0beacdc9b0a9e210a661e4746823ced7Chris Lattner 3240750618b0beacdc9b0a9e210a661e4746823ced7Chris Lattner unsigned DiagClass = getBuiltinDiagClass(DiagID); 3258a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner assert(DiagClass != CLASS_NOTE && "Cannot get diagnostic level of a note!"); 326f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner return getDiagnosticLevel(DiagID, DiagClass); 327f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner} 328f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner 329f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner/// getDiagnosticLevel - Based on the way the client configured the Diagnostic 330f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner/// object, classify the specified diagnostic ID into a Level, consumable by 331f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner/// the DiagnosticClient. 332f5d2328fc849288c3a62e43d065685f516d57091Chris LattnerDiagnostic::Level 333f5d2328fc849288c3a62e43d065685f516d57091Chris LattnerDiagnostic::getDiagnosticLevel(unsigned DiagID, unsigned DiagClass) const { 3345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Specific non-error diagnostics may be mapped to various levels from ignored 335f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // to error. Errors can only be mapped to fatal. 33627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner Diagnostic::Level Result = Diagnostic::Fatal; 337f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner switch (getDiagnosticMapping((diag::kind)DiagID)) { 33827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner case diag::MAP_IGNORE: 33927ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner return Diagnostic::Ignored; 34027ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner case diag::MAP_ERROR: 34127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner Result = Diagnostic::Error; 34227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner break; 34327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner case diag::MAP_FATAL: 34427ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner Result = Diagnostic::Fatal; 34527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner break; 34627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner case diag::MAP_WARNING: 34727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner // If warnings are globally mapped to ignore or error, do it. 3485b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner if (IgnoreAllWarnings) 3495b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner return Diagnostic::Ignored; 35027ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner Result = WarningsAsErrors ? Diagnostic::Error : Diagnostic::Warning; 35127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner break; 3525b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner } 35327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner 35427ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner // Okay, we're about to return this as a "diagnostic to emit" one last check: 35527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner // if this is any sort of extension warning, and if we're in an __extension__ 35627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner // block, silence it. 35727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner if (AllExtensionsSilenced && isBuiltinExtensionDiag(DiagID)) 35827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner return Diagnostic::Ignored; 3595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 36027ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner return Result; 3615f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 3625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3630a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner/// ProcessDiag - This is the method used to report a diagnostic that is 3640a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner/// finally fully formed. 3653cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnervoid Diagnostic::ProcessDiag() { 3663cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DiagnosticInfo Info(this); 367525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor 3685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Figure out the diagnostic level of this message. 369f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner Diagnostic::Level DiagLevel; 370f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner unsigned DiagID = Info.getID(); 371f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner 372f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // ShouldEmitInSystemHeader - True if this diagnostic should be produced even 373f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // in a system header. 374f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner bool ShouldEmitInSystemHeader; 375f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner 376f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner if (DiagID >= diag::DIAG_UPPER_LIMIT) { 377f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // Handle custom diagnostics, which cannot be mapped. 378f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner DiagLevel = CustomDiagInfo->getLevel(DiagID); 379f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner 380f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // Custom diagnostics always are emitted in system headers. 381f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner ShouldEmitInSystemHeader = true; 382f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner } else { 383f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // Get the class of the diagnostic. If this is a NOTE, map it onto whatever 384f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // the diagnostic level was for the previous diagnostic so that it is 385f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // filtered the same as the previous diagnostic. 386f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner unsigned DiagClass = getBuiltinDiagClass(DiagID); 3878a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner if (DiagClass == CLASS_NOTE) { 388f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner DiagLevel = Diagnostic::Note; 389f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner ShouldEmitInSystemHeader = false; // extra consideration is needed 390f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner } else { 391f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // If this is not an error and we are in a system header, we ignore it. 392f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // Check the original Diag ID here, because we also want to ignore 393f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // extensions and warnings in -Werror and -pedantic-errors modes, which 394f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // *map* warnings/extensions to errors. 3958a941e0c71d318430648e24eeca91a464a46eba9Chris Lattner ShouldEmitInSystemHeader = DiagClass == CLASS_ERROR; 396f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner 397f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner DiagLevel = getDiagnosticLevel(DiagID, DiagClass); 398f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner } 399f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner } 400f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner 401525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor if (DiagLevel != Diagnostic::Note) { 402525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor // Record that a fatal error occurred only when we see a second 403525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor // non-note diagnostic. This allows notes to be attached to the 404525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor // fatal error, but suppresses any diagnostics that follow those 405525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor // notes. 406525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor if (LastDiagLevel == Diagnostic::Fatal) 407525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor FatalErrorOccurred = true; 408525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor 409f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner LastDiagLevel = DiagLevel; 410525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor } 411525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor 412525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor // If a fatal error has already been emitted, silence all subsequent 413525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor // diagnostics. 414525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor if (FatalErrorOccurred) 415525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor return; 416525c4b0d1bd1a70bf269adecf91b192f3e6c1a89Douglas Gregor 417f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // If the client doesn't care about this message, don't issue it. If this is 418f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // a note and the last real diagnostic was ignored, ignore it too. 419f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner if (DiagLevel == Diagnostic::Ignored || 420f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner (DiagLevel == Diagnostic::Note && LastDiagLevel == Diagnostic::Ignored)) 4215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return; 4227bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 423f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // If this diagnostic is in a system header and is not a clang error, suppress 424f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner // it. 425f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner if (SuppressSystemWarnings && !ShouldEmitInSystemHeader && 4260a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner Info.getLocation().isValid() && 427f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner Info.getLocation().getSpellingLoc().isInSystemHeader() && 428336f26be05c30c0c65b8b518d68f04c29b43b3d2Chris Lattner (DiagLevel != Diagnostic::Note || LastDiagLevel == Diagnostic::Ignored)) { 429336f26be05c30c0c65b8b518d68f04c29b43b3d2Chris Lattner LastDiagLevel = Diagnostic::Ignored; 4307097d9167dc6b5d6ab5ebf149b296a43939d4b36Chris Lattner return; 431336f26be05c30c0c65b8b518d68f04c29b43b3d2Chris Lattner } 432f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner 4335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer if (DiagLevel >= Diagnostic::Error) { 4345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer ErrorOccurred = true; 4350a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner ++NumErrors; 4365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 437f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner 4385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Finally, report it. 4390a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner Client->HandleDiagnostic(DiagLevel, Info); 440cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek if (Client->IncludeInDiagnosticCounts()) ++NumDiagnostics; 441ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 442ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor CurDiagID = ~0U; 4435f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 4445f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4457bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 4465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid SpencerDiagnosticClient::~DiagnosticClient() {} 4477bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 448f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner 449af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// ModifierIs - Return true if the specified modifier matches specified string. 450af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnertemplate <std::size_t StrLen> 451af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnerstatic bool ModifierIs(const char *Modifier, unsigned ModifierLen, 452af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char (&Str)[StrLen]) { 453af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner return StrLen-1 == ModifierLen && !memcmp(Modifier, Str, StrLen-1); 454af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 455af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 456af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// HandleSelectModifier - Handle the integer 'select' modifier. This is used 457af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// like this: %select{foo|bar|baz}2. This means that the integer argument 458af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// "%2" has a value from 0-2. If the value is 0, the diagnostic prints 'foo'. 459af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// If the value is 1, it prints 'bar'. If it has the value 2, it prints 'baz'. 460af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// This is very useful for certain classes of variant diagnostics. 461af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnerstatic void HandleSelectModifier(unsigned ValNo, 462af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *Argument, unsigned ArgumentLen, 463af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner llvm::SmallVectorImpl<char> &OutStr) { 464af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *ArgumentEnd = Argument+ArgumentLen; 465af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 466af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Skip over 'ValNo' |'s. 467af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner while (ValNo) { 468af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *NextVal = std::find(Argument, ArgumentEnd, '|'); 469af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(NextVal != ArgumentEnd && "Value for integer select modifier was" 470af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner " larger than the number of options in the diagnostic string!"); 471af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Argument = NextVal+1; // Skip this string. 472af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner --ValNo; 473af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 474af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 475af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Get the end of the value. This is either the } or the |. 476af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *EndPtr = std::find(Argument, ArgumentEnd, '|'); 477af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Add the value to the output string. 478af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.append(Argument, EndPtr); 479af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 480af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 481af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// HandleIntegerSModifier - Handle the integer 's' modifier. This adds the 482af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// letter 's' to the string if the value is not 1. This is used in cases like 483af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// this: "you idiot, you have %4 parameter%s4!". 484af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnerstatic void HandleIntegerSModifier(unsigned ValNo, 485af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner llvm::SmallVectorImpl<char> &OutStr) { 486af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ValNo != 1) 487af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.push_back('s'); 488af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 489af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 490af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 491e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// PluralNumber - Parse an unsigned integer and advance Start. 492e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redlstatic unsigned PluralNumber(const char *&Start, const char *End) 493e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl{ 494e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Programming 101: Parse a decimal number :-) 495e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Val = 0; 496e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (Start != End && *Start >= '0' && *Start <= '9') { 497e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Val *= 10; 498e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Val += *Start - '0'; 499e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 500e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 501e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Val; 502e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 503e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 504e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// TestPluralRange - Test if Val is in the parsed range. Modifies Start. 505e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redlstatic bool TestPluralRange(unsigned Val, const char *&Start, const char *End) 506e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl{ 507e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (*Start != '[') { 508e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Ref = PluralNumber(Start, End); 509e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Ref == Val; 510e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 511e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 512e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 513e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Low = PluralNumber(Start, End); 514e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == ',' && "Bad plural expression syntax: expected ,"); 515e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 516e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned High = PluralNumber(Start, End); 517e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == ']' && "Bad plural expression syntax: expected )"); 518e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 519e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Low <= Val && Val <= High; 520e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 521e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 522e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// EvalPluralExpr - Actual expression evaluator for HandlePluralModifier. 523e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redlstatic bool EvalPluralExpr(unsigned ValNo, const char *Start, const char *End) 524e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl{ 525e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Empty condition? 526e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (*Start == ':') 527e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 528e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 529e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (1) { 530e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl char C = *Start; 531e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (C == '%') { 532e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Modulo expression 533e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 534e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Arg = PluralNumber(Start, End); 535e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == '=' && "Bad plural expression syntax: expected ="); 536e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 537e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned ValMod = ValNo % Arg; 538e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (TestPluralRange(ValMod, Start, End)) 539e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 540e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else { 541e20653219732b03294130999415fc3aa92d2336aSebastian Redl assert((C == '[' || (C >= '0' && C <= '9')) && 542e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl "Bad plural expression syntax: unexpected character"); 543e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Range expression 544e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (TestPluralRange(ValNo, Start, End)) 545e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 546e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 547e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 548e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Scan for next or-expr part. 549e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Start = std::find(Start, End, ','); 550e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if(Start == End) 551e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl break; 552e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 553e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 554e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return false; 555e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 556e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 557e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// HandlePluralModifier - Handle the integer 'plural' modifier. This is used 558e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// for complex plural forms, or in languages where all plurals are complex. 559e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// The syntax is: %plural{cond1:form1|cond2:form2|:form3}, where condn are 560e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// conditions that are tested in order, the form corresponding to the first 561e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// that applies being emitted. The empty condition is always true, making the 562e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// last form a default case. 563e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Conditions are simple boolean expressions, where n is the number argument. 564e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Here are the rules. 565e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// condition := expression | empty 566e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// empty := -> always true 567e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// expression := numeric [',' expression] -> logical or 568e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// numeric := range -> true if n in range 569e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// | '%' number '=' range -> true if n % number in range 570e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// range := number 571e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// | '[' number ',' number ']' -> ranges are inclusive both ends 572e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// 573e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Here are some examples from the GNU gettext manual written in this form: 574e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// English: 575e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|:form1} 576e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Latvian: 577e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {0:form2|%100=11,%10=0,%10=[2,9]:form1|:form0} 578e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Gaeilge: 579e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|2:form1|:form2} 580e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Romanian: 581e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|0,%100=[1,19]:form1|:form2} 582e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Lithuanian: 583e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {%10=0,%100=[10,19]:form2|%10=1:form0|:form1} 584e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Russian (requires repeated form): 585e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {%100=[11,14]:form2|%10=1:form0|%10=[2,4]:form1|:form2} 586e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Slovak 587e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|[2,4]:form1|:form2} 588e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Polish (requires repeated form): 589e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|%100=[10,20]:form2|%10=[2,4]:form1|:form2} 590e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redlstatic void HandlePluralModifier(unsigned ValNo, 591e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *Argument, unsigned ArgumentLen, 592e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl llvm::SmallVectorImpl<char> &OutStr) 593e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl{ 594e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *ArgumentEnd = Argument + ArgumentLen; 595e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (1) { 596e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(Argument < ArgumentEnd && "Plural expression didn't match."); 597e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *ExprEnd = Argument; 598e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (*ExprEnd != ':') { 599e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(ExprEnd != ArgumentEnd && "Plural missing expression end"); 600e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++ExprEnd; 601e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 602e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (EvalPluralExpr(ValNo, Argument, ExprEnd)) { 603e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Argument = ExprEnd + 1; 604e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ExprEnd = std::find(Argument, ArgumentEnd, '|'); 605e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl OutStr.append(Argument, ExprEnd); 606e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return; 607e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 608e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Argument = std::find(Argument, ArgumentEnd - 1, '|') + 1; 609e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 610e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 611e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 612e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 613f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// FormatDiagnostic - Format this diagnostic into a string, substituting the 614f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// formal arguments into the %0 slots. The result is appended onto the Str 615f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// array. 616f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattnervoid DiagnosticInfo:: 617f4c839657742b823cea1a95b18422f1ba74d3dddChris LattnerFormatDiagnostic(llvm::SmallVectorImpl<char> &OutStr) const { 618f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner const char *DiagStr = getDiags()->getDescription(getID()); 619f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner const char *DiagEnd = DiagStr+strlen(DiagStr); 6207bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 621f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner while (DiagStr != DiagEnd) { 622f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner if (DiagStr[0] != '%') { 623f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner // Append non-%0 substrings to Str if we have one. 624f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner const char *StrEnd = std::find(DiagStr, DiagEnd, '%'); 625f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner OutStr.append(DiagStr, StrEnd); 626f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner DiagStr = StrEnd; 627af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner continue; 628f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner } else if (DiagStr[1] == '%') { 629f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner OutStr.push_back('%'); // %% -> %. 630f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner DiagStr += 2; 631af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner continue; 632af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 633af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 634af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Skip the %. 635af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; 636af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 637af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // This must be a placeholder for a diagnostic argument. The format for a 638af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // placeholder is one of "%0", "%modifier0", or "%modifier{arguments}0". 639af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // The digit is a number from 0-9 indicating which argument this comes from. 640af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // The modifier is a string of digits from the set [-a-z]+, arguments is a 641af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // brace enclosed string. 642af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *Modifier = 0, *Argument = 0; 643af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner unsigned ModifierLen = 0, ArgumentLen = 0; 644af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 645af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Check to see if we have a modifier. If so eat it. 646af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (!isdigit(DiagStr[0])) { 647af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Modifier = DiagStr; 648af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner while (DiagStr[0] == '-' || 649af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner (DiagStr[0] >= 'a' && DiagStr[0] <= 'z')) 650af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; 651af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ModifierLen = DiagStr-Modifier; 652f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner 653af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // If we have an argument, get it next. 654af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (DiagStr[0] == '{') { 655af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; // Skip {. 656af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Argument = DiagStr; 657af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 658af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner for (; DiagStr[0] != '}'; ++DiagStr) 659af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(DiagStr[0] && "Mismatched {}'s in diagnostic string!"); 660af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ArgumentLen = DiagStr-Argument; 661af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; // Skip }. 662f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner } 663af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 664af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 665af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(isdigit(*DiagStr) && "Invalid format for argument in diagnostic"); 66622caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner unsigned ArgNo = *DiagStr++ - '0'; 667af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 66822caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner switch (getArgKind(ArgNo)) { 66908631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- STRINGS ---- 6703cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_std_string: { 67122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner const std::string &S = getArgStdStr(ArgNo); 672af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 673af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.append(S.begin(), S.end()); 674af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 675af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 6763cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_c_string: { 67722caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner const char *S = getArgCStr(ArgNo); 678af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 679af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.append(S, S + strlen(S)); 680af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 681af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 68208631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- INTEGERS ---- 6833cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_sint: { 68422caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner int Val = getArgSInt(ArgNo); 685af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 686af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ModifierIs(Modifier, ModifierLen, "select")) { 687af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner HandleSelectModifier((unsigned)Val, Argument, ArgumentLen, OutStr); 688af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else if (ModifierIs(Modifier, ModifierLen, "s")) { 689af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner HandleIntegerSModifier(Val, OutStr); 690e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else if (ModifierIs(Modifier, ModifierLen, "plural")) { 691e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl HandlePluralModifier((unsigned)Val, Argument, ArgumentLen, OutStr); 692af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else { 693af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "Unknown integer modifier"); 69430bc96544346bea42921cf6837e66cef80d664b4Chris Lattner // FIXME: Optimize 695af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner std::string S = llvm::itostr(Val); 69630bc96544346bea42921cf6837e66cef80d664b4Chris Lattner OutStr.append(S.begin(), S.end()); 69730bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 698af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 699af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 7003cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_uint: { 70122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner unsigned Val = getArgUInt(ArgNo); 702af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 703af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ModifierIs(Modifier, ModifierLen, "select")) { 704af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner HandleSelectModifier(Val, Argument, ArgumentLen, OutStr); 705af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else if (ModifierIs(Modifier, ModifierLen, "s")) { 706af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner HandleIntegerSModifier(Val, OutStr); 707e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else if (ModifierIs(Modifier, ModifierLen, "plural")) { 708e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl HandlePluralModifier((unsigned)Val, Argument, ArgumentLen, OutStr); 709af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else { 710af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "Unknown integer modifier"); 711af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 71230bc96544346bea42921cf6837e66cef80d664b4Chris Lattner // FIXME: Optimize 713af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner std::string S = llvm::utostr_32(Val); 71430bc96544346bea42921cf6837e66cef80d664b4Chris Lattner OutStr.append(S.begin(), S.end()); 71530bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 71622caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner break; 717af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 71808631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- NAMES and TYPES ---- 71908631c5fa053867146b5ee8be658c229f6bf127cChris Lattner case Diagnostic::ak_identifierinfo: { 72008631c5fa053867146b5ee8be658c229f6bf127cChris Lattner const IdentifierInfo *II = getArgIdentifier(ArgNo); 72108631c5fa053867146b5ee8be658c229f6bf127cChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 722d0344a4a6182ad704881cbbaa21cca14913d2296Chris Lattner OutStr.push_back('\''); 72308631c5fa053867146b5ee8be658c229f6bf127cChris Lattner OutStr.append(II->getName(), II->getName() + II->getLength()); 72408631c5fa053867146b5ee8be658c229f6bf127cChris Lattner OutStr.push_back('\''); 72508631c5fa053867146b5ee8be658c229f6bf127cChris Lattner break; 72608631c5fa053867146b5ee8be658c229f6bf127cChris Lattner } 72722caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner case Diagnostic::ak_qualtype: 728011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner case Diagnostic::ak_declarationname: 72947b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor case Diagnostic::ak_nameddecl: 7303fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner getDiags()->ConvertArgToString(getArgKind(ArgNo), getRawArg(ArgNo), 7313fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner Modifier, ModifierLen, 7323fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner Argument, ArgumentLen, OutStr); 73322caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner break; 7347bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber } 7357bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber } 7367bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber} 737cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek 738cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// IncludeInDiagnosticCounts - This method (whose default implementation 739cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// returns true) indicates whether the diagnostics handled by this 740cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// DiagnosticClient should be included in the number of diagnostics 741cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// reported by Diagnostic. 742cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenekbool DiagnosticClient::IncludeInDiagnosticCounts() const { return true; } 743