Diagnostic.cpp revision f2224d89a6ae65a3839529e26d0f6d025d83d6bb
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 14ec55c941f2846db48bce4ed6dd2ce339e1a48962Ted Kremenek#include "clang/Basic/Diagnostic.h" 1543b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner#include "clang/Basic/IdentifierTable.h" 16ec55c941f2846db48bce4ed6dd2ce339e1a48962Ted Kremenek#include "clang/Basic/PartialDiagnostic.h" 17f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner#include "llvm/ADT/SmallVector.h" 1823e47c6b6e8ccdd8daa378ab2a879644425c72d8Daniel Dunbar#include "llvm/Support/raw_ostream.h" 195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerusing namespace clang; 205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 213fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattnerstatic void DummyArgToStringFn(Diagnostic::ArgumentKind AK, intptr_t QT, 223fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Modifier, unsigned ML, 233fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Argument, unsigned ArgLen, 24b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner const Diagnostic::ArgumentValue *PrevArgs, 25b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner unsigned NumPrevArgs, 2692dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner llvm::SmallVectorImpl<char> &Output, 2792dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void *Cookie) { 283fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Str = "<can't format argument>"; 2922caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner Output.append(Str, Str+strlen(Str)); 3022caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner} 3122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner 3222caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner 3333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios KyrtzidisDiagnostic::Diagnostic(const llvm::IntrusiveRefCntPtr<DiagnosticIDs> &diags, 3433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis DiagnosticClient *client, bool ShouldOwnClient) 3533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis : Diags(diags), Client(client), OwnsDiagClient(ShouldOwnClient), 3633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceMgr(0) { 373fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFn = DummyArgToStringFn; 3892dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner ArgToStringCookie = 0; 391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 40cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor AllExtensionsSilenced = 0; 41cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor IgnoreAllWarnings = false; 42cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor WarningsAsErrors = false; 43cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor ErrorsAsFatal = false; 44cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor SuppressSystemWarnings = false; 45cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor SuppressAllDiagnostics = false; 46cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor ShowOverloads = Ovl_All; 47cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor ExtBehavior = Ext_Ignore; 48cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor 49cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor ErrorLimit = 0; 50cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor TemplateBacktraceLimit = 0; 51cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor 52cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor // Set all mappings to 'unset'. 53cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor DiagMappingsStack.clear(); 54cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor DiagMappingsStack.push_back(DiagMappings()); 55cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor 56abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor Reset(); 57182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner} 58182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 59182745ae7892bca0842d9c023370ade5f8d1c6e8Chris LattnerDiagnostic::~Diagnostic() { 6033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis if (OwnsDiagClient) 6133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis delete Client; 62182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner} 63182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 6404ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 6504ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattnervoid Diagnostic::pushMappings() { 66ca2c3e2cfc630db614298e8d7f2aaca4507e01e1John Thompson // Avoids undefined behavior when the stack has to resize. 67ca2c3e2cfc630db614298e8d7f2aaca4507e01e1John Thompson DiagMappingsStack.reserve(DiagMappingsStack.size() + 1); 6804ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner DiagMappingsStack.push_back(DiagMappingsStack.back()); 6904ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner} 7004ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 7104ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattnerbool Diagnostic::popMappings() { 7204ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner if (DiagMappingsStack.size() == 1) 7304ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner return false; 7404ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 7504ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner DiagMappingsStack.pop_back(); 7604ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner return true; 7704ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner} 7804ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 79abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregorvoid Diagnostic::Reset() { 80abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor ErrorOccurred = false; 81abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor FatalErrorOccurred = false; 82abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 83abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor NumWarnings = 0; 84abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor NumErrors = 0; 85abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor NumErrorsSuppressed = 0; 86abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor CurDiagID = ~0U; 8733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis // Set LastDiagLevel to an "unset" state. If we set it to 'Ignored', notes 8833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis // using a Diagnostic associated to a translation unit that follow 8933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis // diagnostics from a Diagnostic associated to anoter t.u. will not be 9033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis // displayed. 9133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis LastDiagLevel = (DiagnosticIDs::Level)-1; 92abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor DelayedDiagID = 0; 93abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor} 945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 9593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregorvoid Diagnostic::SetDelayedDiagnostic(unsigned DiagID, llvm::StringRef Arg1, 9693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor llvm::StringRef Arg2) { 9793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor if (DelayedDiagID) 9893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor return; 9993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 10093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor DelayedDiagID = DiagID; 1019e2dac9c9b6bc4384c816a447cca6516a03c89f2Douglas Gregor DelayedDiagArg1 = Arg1.str(); 1029e2dac9c9b6bc4384c816a447cca6516a03c89f2Douglas Gregor DelayedDiagArg2 = Arg2.str(); 10393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor} 10493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 10593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregorvoid Diagnostic::ReportDelayed() { 10693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor Report(DelayedDiagID) << DelayedDiagArg1 << DelayedDiagArg2; 10793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor DelayedDiagID = 0; 10893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor DelayedDiagArg1.clear(); 10993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor DelayedDiagArg2.clear(); 11093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor} 11193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 112b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregorvoid DiagnosticBuilder::FlushCounts() { 113b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor DiagObj->NumDiagArgs = NumArgs; 114b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor DiagObj->NumDiagRanges = NumRanges; 115b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor DiagObj->NumFixItHints = NumFixItHints; 116b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor} 117b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor 11893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregorbool DiagnosticBuilder::Emit() { 11993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor // If DiagObj is null, then its soul was stolen by the copy ctor 12093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor // or the user called Emit(). 12193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor if (DiagObj == 0) return false; 12293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 12393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor // When emitting diagnostics, we set the final argument count into 12493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor // the Diagnostic object. 125b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor FlushCounts(); 12693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 12793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor // Process the diagnostic, sending the accumulated information to the 12893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor // DiagnosticClient. 12993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor bool Emitted = DiagObj->ProcessDiag(); 13093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 13193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor // Clear out the current diagnostic object. 1329e2dac9c9b6bc4384c816a447cca6516a03c89f2Douglas Gregor unsigned DiagID = DiagObj->CurDiagID; 13393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor DiagObj->Clear(); 13493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 13593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor // If there was a delayed diagnostic, emit it now. 1369e2dac9c9b6bc4384c816a447cca6516a03c89f2Douglas Gregor if (DiagObj->DelayedDiagID && DiagObj->DelayedDiagID != DiagID) 13793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor DiagObj->ReportDelayed(); 13893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 13993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor // This diagnostic is dead. 14093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor DiagObj = 0; 14193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 14293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor return Emitted; 14393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor} 14493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 1457bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 1465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid SpencerDiagnosticClient::~DiagnosticClient() {} 1477bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 148f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidisvoid DiagnosticClient::HandleDiagnostic(Diagnostic::Level DiagLevel, 149f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis const DiagnosticInfo &Info) { 150f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis if (!IncludeInDiagnosticCounts()) 151f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis return; 152f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 153f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis if (DiagLevel == Diagnostic::Warning) 154f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis ++NumWarnings; 155f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis else if (DiagLevel >= Diagnostic::Error) 156f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis ++NumErrors; 157f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis} 158f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner 159af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// ModifierIs - Return true if the specified modifier matches specified string. 160af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnertemplate <std::size_t StrLen> 161af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnerstatic bool ModifierIs(const char *Modifier, unsigned ModifierLen, 162af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char (&Str)[StrLen]) { 163af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner return StrLen-1 == ModifierLen && !memcmp(Modifier, Str, StrLen-1); 164af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 165af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 166909c182f6a0e6169475eef6a71add14555b6162cJohn McCall/// ScanForward - Scans forward, looking for the given character, skipping 167909c182f6a0e6169475eef6a71add14555b6162cJohn McCall/// nested clauses and escaped characters. 168909c182f6a0e6169475eef6a71add14555b6162cJohn McCallstatic const char *ScanFormat(const char *I, const char *E, char Target) { 169909c182f6a0e6169475eef6a71add14555b6162cJohn McCall unsigned Depth = 0; 170909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 171909c182f6a0e6169475eef6a71add14555b6162cJohn McCall for ( ; I != E; ++I) { 172909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (Depth == 0 && *I == Target) return I; 173909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (Depth != 0 && *I == '}') Depth--; 174909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 175909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (*I == '%') { 176909c182f6a0e6169475eef6a71add14555b6162cJohn McCall I++; 177909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (I == E) break; 178909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 179909c182f6a0e6169475eef6a71add14555b6162cJohn McCall // Escaped characters get implicitly skipped here. 180909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 181909c182f6a0e6169475eef6a71add14555b6162cJohn McCall // Format specifier. 182909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (!isdigit(*I) && !ispunct(*I)) { 183909c182f6a0e6169475eef6a71add14555b6162cJohn McCall for (I++; I != E && !isdigit(*I) && *I != '{'; I++) ; 184909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (I == E) break; 185909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (*I == '{') 186909c182f6a0e6169475eef6a71add14555b6162cJohn McCall Depth++; 187909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } 188909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } 189909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } 190909c182f6a0e6169475eef6a71add14555b6162cJohn McCall return E; 191909c182f6a0e6169475eef6a71add14555b6162cJohn McCall} 192909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 193af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// HandleSelectModifier - Handle the integer 'select' modifier. This is used 194af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// like this: %select{foo|bar|baz}2. This means that the integer argument 195af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// "%2" has a value from 0-2. If the value is 0, the diagnostic prints 'foo'. 196af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// If the value is 1, it prints 'bar'. If it has the value 2, it prints 'baz'. 197af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// This is very useful for certain classes of variant diagnostics. 1989f28614bf1a8387000d8df57a713fcf69e198145John McCallstatic void HandleSelectModifier(const DiagnosticInfo &DInfo, unsigned ValNo, 199af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *Argument, unsigned ArgumentLen, 200af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner llvm::SmallVectorImpl<char> &OutStr) { 201af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *ArgumentEnd = Argument+ArgumentLen; 2021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 203af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Skip over 'ValNo' |'s. 204af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner while (ValNo) { 205909c182f6a0e6169475eef6a71add14555b6162cJohn McCall const char *NextVal = ScanFormat(Argument, ArgumentEnd, '|'); 206af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(NextVal != ArgumentEnd && "Value for integer select modifier was" 207af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner " larger than the number of options in the diagnostic string!"); 208af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Argument = NextVal+1; // Skip this string. 209af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner --ValNo; 210af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 2111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 212af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Get the end of the value. This is either the } or the |. 213909c182f6a0e6169475eef6a71add14555b6162cJohn McCall const char *EndPtr = ScanFormat(Argument, ArgumentEnd, '|'); 2149f28614bf1a8387000d8df57a713fcf69e198145John McCall 2159f28614bf1a8387000d8df57a713fcf69e198145John McCall // Recursively format the result of the select clause into the output string. 2169f28614bf1a8387000d8df57a713fcf69e198145John McCall DInfo.FormatDiagnostic(Argument, EndPtr, OutStr); 217af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 218af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 219af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// HandleIntegerSModifier - Handle the integer 's' modifier. This adds the 220af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// letter 's' to the string if the value is not 1. This is used in cases like 221af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// this: "you idiot, you have %4 parameter%s4!". 222af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnerstatic void HandleIntegerSModifier(unsigned ValNo, 223af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner llvm::SmallVectorImpl<char> &OutStr) { 224af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ValNo != 1) 225af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.push_back('s'); 226af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 227af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 2283be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// HandleOrdinalModifier - Handle the integer 'ord' modifier. This 2293be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// prints the ordinal form of the given integer, with 1 corresponding 2303be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// to the first ordinal. Currently this is hard-coded to use the 2313be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// English form. 2323be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCallstatic void HandleOrdinalModifier(unsigned ValNo, 2333be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall llvm::SmallVectorImpl<char> &OutStr) { 2343be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall assert(ValNo != 0 && "ValNo must be strictly positive!"); 2353be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 2363be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall llvm::raw_svector_ostream Out(OutStr); 2373be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 2383be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall // We could use text forms for the first N ordinals, but the numeric 2393be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall // forms are actually nicer in diagnostics because they stand out. 2403be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall Out << ValNo; 2413be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 2423be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall // It is critically important that we do this perfectly for 2433be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall // user-written sequences with over 100 elements. 2443be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall switch (ValNo % 100) { 2453be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 11: 2463be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 12: 2473be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 13: 2483be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall Out << "th"; return; 2493be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall default: 2503be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall switch (ValNo % 10) { 2513be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 1: Out << "st"; return; 2523be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 2: Out << "nd"; return; 2533be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 3: Out << "rd"; return; 2543be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall default: Out << "th"; return; 2553be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall } 2563be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall } 2573be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall} 2583be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 259af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 260e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// PluralNumber - Parse an unsigned integer and advance Start. 261d2aa7c90e7646c509f3493fa8548635ccf4a2d0aChris Lattnerstatic unsigned PluralNumber(const char *&Start, const char *End) { 262e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Programming 101: Parse a decimal number :-) 263e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Val = 0; 264e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (Start != End && *Start >= '0' && *Start <= '9') { 265e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Val *= 10; 266e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Val += *Start - '0'; 267e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 268e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 269e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Val; 270e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 271e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 272e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// TestPluralRange - Test if Val is in the parsed range. Modifies Start. 273d2aa7c90e7646c509f3493fa8548635ccf4a2d0aChris Lattnerstatic bool TestPluralRange(unsigned Val, const char *&Start, const char *End) { 274e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (*Start != '[') { 275e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Ref = PluralNumber(Start, End); 276e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Ref == Val; 277e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 278e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 279e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 280e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Low = PluralNumber(Start, End); 281e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == ',' && "Bad plural expression syntax: expected ,"); 282e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 283e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned High = PluralNumber(Start, End); 284e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == ']' && "Bad plural expression syntax: expected )"); 285e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 286e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Low <= Val && Val <= High; 287e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 288e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 289e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// EvalPluralExpr - Actual expression evaluator for HandlePluralModifier. 290d2aa7c90e7646c509f3493fa8548635ccf4a2d0aChris Lattnerstatic bool EvalPluralExpr(unsigned ValNo, const char *Start, const char *End) { 291e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Empty condition? 292e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (*Start == ':') 293e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 294e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 295e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (1) { 296e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl char C = *Start; 297e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (C == '%') { 298e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Modulo expression 299e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 300e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Arg = PluralNumber(Start, End); 301e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == '=' && "Bad plural expression syntax: expected ="); 302e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 303e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned ValMod = ValNo % Arg; 304e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (TestPluralRange(ValMod, Start, End)) 305e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 306e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else { 307e20653219732b03294130999415fc3aa92d2336aSebastian Redl assert((C == '[' || (C >= '0' && C <= '9')) && 308e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl "Bad plural expression syntax: unexpected character"); 309e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Range expression 310e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (TestPluralRange(ValNo, Start, End)) 311e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 312e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 313e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 314e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Scan for next or-expr part. 315e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Start = std::find(Start, End, ','); 3161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (Start == End) 317e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl break; 318e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 319e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 320e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return false; 321e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 322e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 323e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// HandlePluralModifier - Handle the integer 'plural' modifier. This is used 324e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// for complex plural forms, or in languages where all plurals are complex. 325e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// The syntax is: %plural{cond1:form1|cond2:form2|:form3}, where condn are 326e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// conditions that are tested in order, the form corresponding to the first 327e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// that applies being emitted. The empty condition is always true, making the 328e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// last form a default case. 329e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Conditions are simple boolean expressions, where n is the number argument. 330e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Here are the rules. 331e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// condition := expression | empty 332e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// empty := -> always true 333e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// expression := numeric [',' expression] -> logical or 334e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// numeric := range -> true if n in range 335e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// | '%' number '=' range -> true if n % number in range 336e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// range := number 337e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// | '[' number ',' number ']' -> ranges are inclusive both ends 338e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// 339e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Here are some examples from the GNU gettext manual written in this form: 340e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// English: 341e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|:form1} 342e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Latvian: 343e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {0:form2|%100=11,%10=0,%10=[2,9]:form1|:form0} 344e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Gaeilge: 345e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|2:form1|:form2} 346e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Romanian: 347e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|0,%100=[1,19]:form1|:form2} 348e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Lithuanian: 349e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {%10=0,%100=[10,19]:form2|%10=1:form0|:form1} 350e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Russian (requires repeated form): 351e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {%100=[11,14]:form2|%10=1:form0|%10=[2,4]:form1|:form2} 352e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Slovak 353e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|[2,4]:form1|:form2} 354e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Polish (requires repeated form): 355e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|%100=[10,20]:form2|%10=[2,4]:form1|:form2} 356e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCallstatic void HandlePluralModifier(const DiagnosticInfo &DInfo, unsigned ValNo, 357e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *Argument, unsigned ArgumentLen, 358b54b276a920246c595a0498da281821eb9d22996Chris Lattner llvm::SmallVectorImpl<char> &OutStr) { 359e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *ArgumentEnd = Argument + ArgumentLen; 360e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (1) { 361e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(Argument < ArgumentEnd && "Plural expression didn't match."); 362e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *ExprEnd = Argument; 363e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (*ExprEnd != ':') { 364e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(ExprEnd != ArgumentEnd && "Plural missing expression end"); 365e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++ExprEnd; 366e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 367e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (EvalPluralExpr(ValNo, Argument, ExprEnd)) { 368e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Argument = ExprEnd + 1; 369909c182f6a0e6169475eef6a71add14555b6162cJohn McCall ExprEnd = ScanFormat(Argument, ArgumentEnd, '|'); 370e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall 371e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall // Recursively format the result of the plural clause into the 372e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall // output string. 373e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall DInfo.FormatDiagnostic(Argument, ExprEnd, OutStr); 374e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return; 375e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 376909c182f6a0e6169475eef6a71add14555b6162cJohn McCall Argument = ScanFormat(Argument, ArgumentEnd - 1, '|') + 1; 377e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 378e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 379e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 380e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 381f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// FormatDiagnostic - Format this diagnostic into a string, substituting the 382f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// formal arguments into the %0 slots. The result is appended onto the Str 383f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// array. 384f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattnervoid DiagnosticInfo:: 385f4c839657742b823cea1a95b18422f1ba74d3dddChris LattnerFormatDiagnostic(llvm::SmallVectorImpl<char> &OutStr) const { 38633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis const char *DiagStr = getDiags()->getDiagnosticIDs()->getDescription(getID()); 387f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner const char *DiagEnd = DiagStr+strlen(DiagStr); 3881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3899f28614bf1a8387000d8df57a713fcf69e198145John McCall FormatDiagnostic(DiagStr, DiagEnd, OutStr); 3909f28614bf1a8387000d8df57a713fcf69e198145John McCall} 3919f28614bf1a8387000d8df57a713fcf69e198145John McCall 3929f28614bf1a8387000d8df57a713fcf69e198145John McCallvoid DiagnosticInfo:: 3939f28614bf1a8387000d8df57a713fcf69e198145John McCallFormatDiagnostic(const char *DiagStr, const char *DiagEnd, 3949f28614bf1a8387000d8df57a713fcf69e198145John McCall llvm::SmallVectorImpl<char> &OutStr) const { 3959f28614bf1a8387000d8df57a713fcf69e198145John McCall 396b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// FormattedArgs - Keep track of all of the arguments formatted by 397b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// ConvertArgToString and pass them into subsequent calls to 398b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// ConvertArgToString, allowing the implementation to avoid redundancies in 399b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// obvious cases. 400b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner llvm::SmallVector<Diagnostic::ArgumentValue, 8> FormattedArgs; 401b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 402f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner while (DiagStr != DiagEnd) { 403f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner if (DiagStr[0] != '%') { 404f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner // Append non-%0 substrings to Str if we have one. 405f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner const char *StrEnd = std::find(DiagStr, DiagEnd, '%'); 406f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner OutStr.append(DiagStr, StrEnd); 407f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner DiagStr = StrEnd; 408af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner continue; 409909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } else if (ispunct(DiagStr[1])) { 410909c182f6a0e6169475eef6a71add14555b6162cJohn McCall OutStr.push_back(DiagStr[1]); // %% -> %. 411f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner DiagStr += 2; 412af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner continue; 413af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 4141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 415af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Skip the %. 416af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; 4171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 418af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // This must be a placeholder for a diagnostic argument. The format for a 419af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // placeholder is one of "%0", "%modifier0", or "%modifier{arguments}0". 420af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // The digit is a number from 0-9 indicating which argument this comes from. 421af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // The modifier is a string of digits from the set [-a-z]+, arguments is a 422af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // brace enclosed string. 423af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *Modifier = 0, *Argument = 0; 424af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner unsigned ModifierLen = 0, ArgumentLen = 0; 4251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 426af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Check to see if we have a modifier. If so eat it. 427af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (!isdigit(DiagStr[0])) { 428af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Modifier = DiagStr; 429af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner while (DiagStr[0] == '-' || 430af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner (DiagStr[0] >= 'a' && DiagStr[0] <= 'z')) 431af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; 432af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ModifierLen = DiagStr-Modifier; 433f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner 434af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // If we have an argument, get it next. 435af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (DiagStr[0] == '{') { 436af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; // Skip {. 437af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Argument = DiagStr; 4381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 439909c182f6a0e6169475eef6a71add14555b6162cJohn McCall DiagStr = ScanFormat(DiagStr, DiagEnd, '}'); 440909c182f6a0e6169475eef6a71add14555b6162cJohn McCall assert(DiagStr != DiagEnd && "Mismatched {}'s in diagnostic string!"); 441af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ArgumentLen = DiagStr-Argument; 442af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; // Skip }. 443f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner } 444af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 4451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 446af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(isdigit(*DiagStr) && "Invalid format for argument in diagnostic"); 44722caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner unsigned ArgNo = *DiagStr++ - '0'; 448af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 449b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner Diagnostic::ArgumentKind Kind = getArgKind(ArgNo); 450b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 451b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner switch (Kind) { 45208631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- STRINGS ---- 4533cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_std_string: { 45422caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner const std::string &S = getArgStdStr(ArgNo); 455af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 456af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.append(S.begin(), S.end()); 457af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 458af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 4593cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_c_string: { 46022caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner const char *S = getArgCStr(ArgNo); 461af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 462e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar 463e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar // Don't crash if get passed a null pointer by accident. 464e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar if (!S) 465e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar S = "(null)"; 4661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 467af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.append(S, S + strlen(S)); 468af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 469af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 47008631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- INTEGERS ---- 4713cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_sint: { 47222caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner int Val = getArgSInt(ArgNo); 4731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 474af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ModifierIs(Modifier, ModifierLen, "select")) { 475e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall HandleSelectModifier(*this, (unsigned)Val, Argument, ArgumentLen, 476e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall OutStr); 477af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else if (ModifierIs(Modifier, ModifierLen, "s")) { 478af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner HandleIntegerSModifier(Val, OutStr); 479e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else if (ModifierIs(Modifier, ModifierLen, "plural")) { 480e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall HandlePluralModifier(*this, (unsigned)Val, Argument, ArgumentLen, 481e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall OutStr); 4823be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall } else if (ModifierIs(Modifier, ModifierLen, "ordinal")) { 4833be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall HandleOrdinalModifier((unsigned)Val, OutStr); 484af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else { 485af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "Unknown integer modifier"); 48623e47c6b6e8ccdd8daa378ab2a879644425c72d8Daniel Dunbar llvm::raw_svector_ostream(OutStr) << Val; 48730bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 488af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 489af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 4903cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_uint: { 49122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner unsigned Val = getArgUInt(ArgNo); 4921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 493af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ModifierIs(Modifier, ModifierLen, "select")) { 4949f28614bf1a8387000d8df57a713fcf69e198145John McCall HandleSelectModifier(*this, Val, Argument, ArgumentLen, OutStr); 495af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else if (ModifierIs(Modifier, ModifierLen, "s")) { 496af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner HandleIntegerSModifier(Val, OutStr); 497e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else if (ModifierIs(Modifier, ModifierLen, "plural")) { 498e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall HandlePluralModifier(*this, (unsigned)Val, Argument, ArgumentLen, 499e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall OutStr); 5003be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall } else if (ModifierIs(Modifier, ModifierLen, "ordinal")) { 5013be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall HandleOrdinalModifier(Val, OutStr); 502af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else { 503af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "Unknown integer modifier"); 50423e47c6b6e8ccdd8daa378ab2a879644425c72d8Daniel Dunbar llvm::raw_svector_ostream(OutStr) << Val; 50530bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 50622caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner break; 507af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 50808631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- NAMES and TYPES ---- 50908631c5fa053867146b5ee8be658c229f6bf127cChris Lattner case Diagnostic::ak_identifierinfo: { 51008631c5fa053867146b5ee8be658c229f6bf127cChris Lattner const IdentifierInfo *II = getArgIdentifier(ArgNo); 51108631c5fa053867146b5ee8be658c229f6bf127cChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 512e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar 513e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar // Don't crash if get passed a null pointer by accident. 514e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar if (!II) { 515e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar const char *S = "(null)"; 516e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar OutStr.append(S, S + strlen(S)); 517e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar continue; 518e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar } 519e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar 52001eb9b9683535d8a65c704ad2c545903409e2d36Daniel Dunbar llvm::raw_svector_ostream(OutStr) << '\'' << II->getName() << '\''; 52108631c5fa053867146b5ee8be658c229f6bf127cChris Lattner break; 52208631c5fa053867146b5ee8be658c229f6bf127cChris Lattner } 52322caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner case Diagnostic::ak_qualtype: 524011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner case Diagnostic::ak_declarationname: 52547b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor case Diagnostic::ak_nameddecl: 526dacd434c49658286c380c7b4c357d76d53cb4aa1Douglas Gregor case Diagnostic::ak_nestednamespec: 5273f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor case Diagnostic::ak_declcontext: 528b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner getDiags()->ConvertArgToString(Kind, getRawArg(ArgNo), 5293fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner Modifier, ModifierLen, 530b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner Argument, ArgumentLen, 531b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner FormattedArgs.data(), FormattedArgs.size(), 532b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner OutStr); 53322caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner break; 5347bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber } 535b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 536b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner // Remember this argument info for subsequent formatting operations. Turn 537b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner // std::strings into a null terminated string to make it be the same case as 538b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner // all the other ones. 539b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner if (Kind != Diagnostic::ak_std_string) 540b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner FormattedArgs.push_back(std::make_pair(Kind, getRawArg(ArgNo))); 541b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner else 542b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner FormattedArgs.push_back(std::make_pair(Diagnostic::ak_c_string, 543b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner (intptr_t)getArgStdStr(ArgNo).c_str())); 544b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 5457bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber } 5467bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber} 547cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek 548a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::StoredDiagnostic() { } 549a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 550a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::StoredDiagnostic(Diagnostic::Level Level, 551a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor llvm::StringRef Message) 5520a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor : Level(Level), Loc(), Message(Message) { } 553a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 554a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::StoredDiagnostic(Diagnostic::Level Level, 555a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const DiagnosticInfo &Info) 55633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis : Level(Level) { 55733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis assert((Info.getLocation().isInvalid() || Info.hasSourceManager()) && 55833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis "Valid source location without setting a source manager for diagnostic"); 55933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis if (Info.getLocation().isValid()) 56033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Loc = FullSourceLoc(Info.getLocation(), Info.getSourceManager()); 561a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor llvm::SmallString<64> Message; 562a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Info.FormatDiagnostic(Message); 563a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor this->Message.assign(Message.begin(), Message.end()); 564a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 565a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Ranges.reserve(Info.getNumRanges()); 566a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor for (unsigned I = 0, N = Info.getNumRanges(); I != N; ++I) 567a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Ranges.push_back(Info.getRange(I)); 568a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 569849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixIts.reserve(Info.getNumFixItHints()); 570849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor for (unsigned I = 0, N = Info.getNumFixItHints(); I != N; ++I) 571849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixIts.push_back(Info.getFixItHint(I)); 572a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor} 573a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 574a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::~StoredDiagnostic() { } 575a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 576cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// IncludeInDiagnosticCounts - This method (whose default implementation 577cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// returns true) indicates whether the diagnostics handled by this 578cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// DiagnosticClient should be included in the number of diagnostics 579cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// reported by Diagnostic. 580cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenekbool DiagnosticClient::IncludeInDiagnosticCounts() const { return true; } 581fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 582fe6b2d481d91140923f4541f273b253291884214Douglas GregorPartialDiagnostic::StorageAllocator::StorageAllocator() { 583fe6b2d481d91140923f4541f273b253291884214Douglas Gregor for (unsigned I = 0; I != NumCached; ++I) 584fe6b2d481d91140923f4541f273b253291884214Douglas Gregor FreeList[I] = Cached + I; 585fe6b2d481d91140923f4541f273b253291884214Douglas Gregor NumFreeListEntries = NumCached; 586fe6b2d481d91140923f4541f273b253291884214Douglas Gregor} 587fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 588fe6b2d481d91140923f4541f273b253291884214Douglas GregorPartialDiagnostic::StorageAllocator::~StorageAllocator() { 589fe6b2d481d91140923f4541f273b253291884214Douglas Gregor assert(NumFreeListEntries == NumCached && "A partial is on the lamb"); 590fe6b2d481d91140923f4541f273b253291884214Douglas Gregor} 591