Diagnostic.cpp revision 33e4e70c8c0a17e0ccb7465d96556b077a68ecb1
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 148f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner 149af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// ModifierIs - Return true if the specified modifier matches specified string. 150af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnertemplate <std::size_t StrLen> 151af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnerstatic bool ModifierIs(const char *Modifier, unsigned ModifierLen, 152af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char (&Str)[StrLen]) { 153af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner return StrLen-1 == ModifierLen && !memcmp(Modifier, Str, StrLen-1); 154af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 155af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 156909c182f6a0e6169475eef6a71add14555b6162cJohn McCall/// ScanForward - Scans forward, looking for the given character, skipping 157909c182f6a0e6169475eef6a71add14555b6162cJohn McCall/// nested clauses and escaped characters. 158909c182f6a0e6169475eef6a71add14555b6162cJohn McCallstatic const char *ScanFormat(const char *I, const char *E, char Target) { 159909c182f6a0e6169475eef6a71add14555b6162cJohn McCall unsigned Depth = 0; 160909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 161909c182f6a0e6169475eef6a71add14555b6162cJohn McCall for ( ; I != E; ++I) { 162909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (Depth == 0 && *I == Target) return I; 163909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (Depth != 0 && *I == '}') Depth--; 164909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 165909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (*I == '%') { 166909c182f6a0e6169475eef6a71add14555b6162cJohn McCall I++; 167909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (I == E) break; 168909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 169909c182f6a0e6169475eef6a71add14555b6162cJohn McCall // Escaped characters get implicitly skipped here. 170909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 171909c182f6a0e6169475eef6a71add14555b6162cJohn McCall // Format specifier. 172909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (!isdigit(*I) && !ispunct(*I)) { 173909c182f6a0e6169475eef6a71add14555b6162cJohn McCall for (I++; I != E && !isdigit(*I) && *I != '{'; I++) ; 174909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (I == E) break; 175909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (*I == '{') 176909c182f6a0e6169475eef6a71add14555b6162cJohn McCall Depth++; 177909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } 178909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } 179909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } 180909c182f6a0e6169475eef6a71add14555b6162cJohn McCall return E; 181909c182f6a0e6169475eef6a71add14555b6162cJohn McCall} 182909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 183af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// HandleSelectModifier - Handle the integer 'select' modifier. This is used 184af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// like this: %select{foo|bar|baz}2. This means that the integer argument 185af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// "%2" has a value from 0-2. If the value is 0, the diagnostic prints 'foo'. 186af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// If the value is 1, it prints 'bar'. If it has the value 2, it prints 'baz'. 187af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// This is very useful for certain classes of variant diagnostics. 1889f28614bf1a8387000d8df57a713fcf69e198145John McCallstatic void HandleSelectModifier(const DiagnosticInfo &DInfo, unsigned ValNo, 189af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *Argument, unsigned ArgumentLen, 190af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner llvm::SmallVectorImpl<char> &OutStr) { 191af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *ArgumentEnd = Argument+ArgumentLen; 1921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 193af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Skip over 'ValNo' |'s. 194af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner while (ValNo) { 195909c182f6a0e6169475eef6a71add14555b6162cJohn McCall const char *NextVal = ScanFormat(Argument, ArgumentEnd, '|'); 196af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(NextVal != ArgumentEnd && "Value for integer select modifier was" 197af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner " larger than the number of options in the diagnostic string!"); 198af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Argument = NextVal+1; // Skip this string. 199af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner --ValNo; 200af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 2011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 202af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Get the end of the value. This is either the } or the |. 203909c182f6a0e6169475eef6a71add14555b6162cJohn McCall const char *EndPtr = ScanFormat(Argument, ArgumentEnd, '|'); 2049f28614bf1a8387000d8df57a713fcf69e198145John McCall 2059f28614bf1a8387000d8df57a713fcf69e198145John McCall // Recursively format the result of the select clause into the output string. 2069f28614bf1a8387000d8df57a713fcf69e198145John McCall DInfo.FormatDiagnostic(Argument, EndPtr, OutStr); 207af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 208af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 209af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// HandleIntegerSModifier - Handle the integer 's' modifier. This adds the 210af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// letter 's' to the string if the value is not 1. This is used in cases like 211af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// this: "you idiot, you have %4 parameter%s4!". 212af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnerstatic void HandleIntegerSModifier(unsigned ValNo, 213af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner llvm::SmallVectorImpl<char> &OutStr) { 214af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ValNo != 1) 215af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.push_back('s'); 216af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 217af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 2183be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// HandleOrdinalModifier - Handle the integer 'ord' modifier. This 2193be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// prints the ordinal form of the given integer, with 1 corresponding 2203be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// to the first ordinal. Currently this is hard-coded to use the 2213be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// English form. 2223be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCallstatic void HandleOrdinalModifier(unsigned ValNo, 2233be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall llvm::SmallVectorImpl<char> &OutStr) { 2243be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall assert(ValNo != 0 && "ValNo must be strictly positive!"); 2253be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 2263be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall llvm::raw_svector_ostream Out(OutStr); 2273be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 2283be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall // We could use text forms for the first N ordinals, but the numeric 2293be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall // forms are actually nicer in diagnostics because they stand out. 2303be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall Out << ValNo; 2313be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 2323be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall // It is critically important that we do this perfectly for 2333be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall // user-written sequences with over 100 elements. 2343be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall switch (ValNo % 100) { 2353be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 11: 2363be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 12: 2373be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 13: 2383be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall Out << "th"; return; 2393be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall default: 2403be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall switch (ValNo % 10) { 2413be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 1: Out << "st"; return; 2423be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 2: Out << "nd"; return; 2433be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall case 3: Out << "rd"; return; 2443be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall default: Out << "th"; return; 2453be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall } 2463be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall } 2473be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall} 2483be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 249af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 250e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// PluralNumber - Parse an unsigned integer and advance Start. 251d2aa7c90e7646c509f3493fa8548635ccf4a2d0aChris Lattnerstatic unsigned PluralNumber(const char *&Start, const char *End) { 252e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Programming 101: Parse a decimal number :-) 253e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Val = 0; 254e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (Start != End && *Start >= '0' && *Start <= '9') { 255e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Val *= 10; 256e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Val += *Start - '0'; 257e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 258e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 259e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Val; 260e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 261e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 262e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// TestPluralRange - Test if Val is in the parsed range. Modifies Start. 263d2aa7c90e7646c509f3493fa8548635ccf4a2d0aChris Lattnerstatic bool TestPluralRange(unsigned Val, const char *&Start, const char *End) { 264e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (*Start != '[') { 265e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Ref = PluralNumber(Start, End); 266e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Ref == Val; 267e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 268e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 269e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 270e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Low = PluralNumber(Start, End); 271e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == ',' && "Bad plural expression syntax: expected ,"); 272e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 273e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned High = PluralNumber(Start, End); 274e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == ']' && "Bad plural expression syntax: expected )"); 275e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 276e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Low <= Val && Val <= High; 277e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 278e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 279e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// EvalPluralExpr - Actual expression evaluator for HandlePluralModifier. 280d2aa7c90e7646c509f3493fa8548635ccf4a2d0aChris Lattnerstatic bool EvalPluralExpr(unsigned ValNo, const char *Start, const char *End) { 281e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Empty condition? 282e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (*Start == ':') 283e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 284e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 285e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (1) { 286e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl char C = *Start; 287e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (C == '%') { 288e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Modulo expression 289e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 290e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Arg = PluralNumber(Start, End); 291e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == '=' && "Bad plural expression syntax: expected ="); 292e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 293e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned ValMod = ValNo % Arg; 294e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (TestPluralRange(ValMod, Start, End)) 295e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 296e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else { 297e20653219732b03294130999415fc3aa92d2336aSebastian Redl assert((C == '[' || (C >= '0' && C <= '9')) && 298e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl "Bad plural expression syntax: unexpected character"); 299e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Range expression 300e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (TestPluralRange(ValNo, Start, End)) 301e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 302e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 303e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 304e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Scan for next or-expr part. 305e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Start = std::find(Start, End, ','); 3061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (Start == End) 307e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl break; 308e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 309e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 310e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return false; 311e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 312e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 313e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// HandlePluralModifier - Handle the integer 'plural' modifier. This is used 314e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// for complex plural forms, or in languages where all plurals are complex. 315e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// The syntax is: %plural{cond1:form1|cond2:form2|:form3}, where condn are 316e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// conditions that are tested in order, the form corresponding to the first 317e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// that applies being emitted. The empty condition is always true, making the 318e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// last form a default case. 319e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Conditions are simple boolean expressions, where n is the number argument. 320e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Here are the rules. 321e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// condition := expression | empty 322e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// empty := -> always true 323e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// expression := numeric [',' expression] -> logical or 324e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// numeric := range -> true if n in range 325e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// | '%' number '=' range -> true if n % number in range 326e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// range := number 327e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// | '[' number ',' number ']' -> ranges are inclusive both ends 328e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// 329e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Here are some examples from the GNU gettext manual written in this form: 330e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// English: 331e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|:form1} 332e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Latvian: 333e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {0:form2|%100=11,%10=0,%10=[2,9]:form1|:form0} 334e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Gaeilge: 335e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|2:form1|:form2} 336e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Romanian: 337e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|0,%100=[1,19]:form1|:form2} 338e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Lithuanian: 339e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {%10=0,%100=[10,19]:form2|%10=1:form0|:form1} 340e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Russian (requires repeated form): 341e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {%100=[11,14]:form2|%10=1:form0|%10=[2,4]:form1|:form2} 342e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Slovak 343e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|[2,4]:form1|:form2} 344e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Polish (requires repeated form): 345e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|%100=[10,20]:form2|%10=[2,4]:form1|:form2} 346e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCallstatic void HandlePluralModifier(const DiagnosticInfo &DInfo, unsigned ValNo, 347e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *Argument, unsigned ArgumentLen, 348b54b276a920246c595a0498da281821eb9d22996Chris Lattner llvm::SmallVectorImpl<char> &OutStr) { 349e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *ArgumentEnd = Argument + ArgumentLen; 350e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (1) { 351e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(Argument < ArgumentEnd && "Plural expression didn't match."); 352e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *ExprEnd = Argument; 353e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (*ExprEnd != ':') { 354e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(ExprEnd != ArgumentEnd && "Plural missing expression end"); 355e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++ExprEnd; 356e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 357e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (EvalPluralExpr(ValNo, Argument, ExprEnd)) { 358e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Argument = ExprEnd + 1; 359909c182f6a0e6169475eef6a71add14555b6162cJohn McCall ExprEnd = ScanFormat(Argument, ArgumentEnd, '|'); 360e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall 361e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall // Recursively format the result of the plural clause into the 362e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall // output string. 363e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall DInfo.FormatDiagnostic(Argument, ExprEnd, OutStr); 364e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return; 365e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 366909c182f6a0e6169475eef6a71add14555b6162cJohn McCall Argument = ScanFormat(Argument, ArgumentEnd - 1, '|') + 1; 367e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 368e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 369e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 370e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 371f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// FormatDiagnostic - Format this diagnostic into a string, substituting the 372f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// formal arguments into the %0 slots. The result is appended onto the Str 373f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// array. 374f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattnervoid DiagnosticInfo:: 375f4c839657742b823cea1a95b18422f1ba74d3dddChris LattnerFormatDiagnostic(llvm::SmallVectorImpl<char> &OutStr) const { 37633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis const char *DiagStr = getDiags()->getDiagnosticIDs()->getDescription(getID()); 377f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner const char *DiagEnd = DiagStr+strlen(DiagStr); 3781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3799f28614bf1a8387000d8df57a713fcf69e198145John McCall FormatDiagnostic(DiagStr, DiagEnd, OutStr); 3809f28614bf1a8387000d8df57a713fcf69e198145John McCall} 3819f28614bf1a8387000d8df57a713fcf69e198145John McCall 3829f28614bf1a8387000d8df57a713fcf69e198145John McCallvoid DiagnosticInfo:: 3839f28614bf1a8387000d8df57a713fcf69e198145John McCallFormatDiagnostic(const char *DiagStr, const char *DiagEnd, 3849f28614bf1a8387000d8df57a713fcf69e198145John McCall llvm::SmallVectorImpl<char> &OutStr) const { 3859f28614bf1a8387000d8df57a713fcf69e198145John McCall 386b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// FormattedArgs - Keep track of all of the arguments formatted by 387b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// ConvertArgToString and pass them into subsequent calls to 388b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// ConvertArgToString, allowing the implementation to avoid redundancies in 389b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// obvious cases. 390b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner llvm::SmallVector<Diagnostic::ArgumentValue, 8> FormattedArgs; 391b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 392f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner while (DiagStr != DiagEnd) { 393f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner if (DiagStr[0] != '%') { 394f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner // Append non-%0 substrings to Str if we have one. 395f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner const char *StrEnd = std::find(DiagStr, DiagEnd, '%'); 396f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner OutStr.append(DiagStr, StrEnd); 397f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner DiagStr = StrEnd; 398af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner continue; 399909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } else if (ispunct(DiagStr[1])) { 400909c182f6a0e6169475eef6a71add14555b6162cJohn McCall OutStr.push_back(DiagStr[1]); // %% -> %. 401f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner DiagStr += 2; 402af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner continue; 403af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 4041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 405af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Skip the %. 406af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; 4071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 408af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // This must be a placeholder for a diagnostic argument. The format for a 409af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // placeholder is one of "%0", "%modifier0", or "%modifier{arguments}0". 410af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // The digit is a number from 0-9 indicating which argument this comes from. 411af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // The modifier is a string of digits from the set [-a-z]+, arguments is a 412af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // brace enclosed string. 413af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *Modifier = 0, *Argument = 0; 414af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner unsigned ModifierLen = 0, ArgumentLen = 0; 4151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 416af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Check to see if we have a modifier. If so eat it. 417af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (!isdigit(DiagStr[0])) { 418af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Modifier = DiagStr; 419af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner while (DiagStr[0] == '-' || 420af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner (DiagStr[0] >= 'a' && DiagStr[0] <= 'z')) 421af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; 422af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ModifierLen = DiagStr-Modifier; 423f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner 424af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // If we have an argument, get it next. 425af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (DiagStr[0] == '{') { 426af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; // Skip {. 427af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Argument = DiagStr; 4281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 429909c182f6a0e6169475eef6a71add14555b6162cJohn McCall DiagStr = ScanFormat(DiagStr, DiagEnd, '}'); 430909c182f6a0e6169475eef6a71add14555b6162cJohn McCall assert(DiagStr != DiagEnd && "Mismatched {}'s in diagnostic string!"); 431af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ArgumentLen = DiagStr-Argument; 432af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; // Skip }. 433f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner } 434af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 4351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 436af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(isdigit(*DiagStr) && "Invalid format for argument in diagnostic"); 43722caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner unsigned ArgNo = *DiagStr++ - '0'; 438af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 439b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner Diagnostic::ArgumentKind Kind = getArgKind(ArgNo); 440b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 441b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner switch (Kind) { 44208631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- STRINGS ---- 4433cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_std_string: { 44422caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner const std::string &S = getArgStdStr(ArgNo); 445af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 446af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.append(S.begin(), S.end()); 447af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 448af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 4493cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_c_string: { 45022caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner const char *S = getArgCStr(ArgNo); 451af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 452e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar 453e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar // Don't crash if get passed a null pointer by accident. 454e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar if (!S) 455e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar S = "(null)"; 4561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 457af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.append(S, S + strlen(S)); 458af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 459af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 46008631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- INTEGERS ---- 4613cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_sint: { 46222caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner int Val = getArgSInt(ArgNo); 4631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 464af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ModifierIs(Modifier, ModifierLen, "select")) { 465e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall HandleSelectModifier(*this, (unsigned)Val, Argument, ArgumentLen, 466e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall OutStr); 467af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else if (ModifierIs(Modifier, ModifierLen, "s")) { 468af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner HandleIntegerSModifier(Val, OutStr); 469e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else if (ModifierIs(Modifier, ModifierLen, "plural")) { 470e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall HandlePluralModifier(*this, (unsigned)Val, Argument, ArgumentLen, 471e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall OutStr); 4723be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall } else if (ModifierIs(Modifier, ModifierLen, "ordinal")) { 4733be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall HandleOrdinalModifier((unsigned)Val, OutStr); 474af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else { 475af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "Unknown integer modifier"); 47623e47c6b6e8ccdd8daa378ab2a879644425c72d8Daniel Dunbar llvm::raw_svector_ostream(OutStr) << Val; 47730bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 478af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 479af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 4803cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner case Diagnostic::ak_uint: { 48122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner unsigned Val = getArgUInt(ArgNo); 4821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 483af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ModifierIs(Modifier, ModifierLen, "select")) { 4849f28614bf1a8387000d8df57a713fcf69e198145John McCall HandleSelectModifier(*this, Val, Argument, ArgumentLen, OutStr); 485af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else if (ModifierIs(Modifier, ModifierLen, "s")) { 486af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner HandleIntegerSModifier(Val, OutStr); 487e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else if (ModifierIs(Modifier, ModifierLen, "plural")) { 488e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall HandlePluralModifier(*this, (unsigned)Val, Argument, ArgumentLen, 489e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall OutStr); 4903be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall } else if (ModifierIs(Modifier, ModifierLen, "ordinal")) { 4913be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall HandleOrdinalModifier(Val, OutStr); 492af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else { 493af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "Unknown integer modifier"); 49423e47c6b6e8ccdd8daa378ab2a879644425c72d8Daniel Dunbar llvm::raw_svector_ostream(OutStr) << Val; 49530bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 49622caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner break; 497af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 49808631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- NAMES and TYPES ---- 49908631c5fa053867146b5ee8be658c229f6bf127cChris Lattner case Diagnostic::ak_identifierinfo: { 50008631c5fa053867146b5ee8be658c229f6bf127cChris Lattner const IdentifierInfo *II = getArgIdentifier(ArgNo); 50108631c5fa053867146b5ee8be658c229f6bf127cChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 502e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar 503e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar // Don't crash if get passed a null pointer by accident. 504e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar if (!II) { 505e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar const char *S = "(null)"; 506e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar OutStr.append(S, S + strlen(S)); 507e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar continue; 508e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar } 509e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar 51001eb9b9683535d8a65c704ad2c545903409e2d36Daniel Dunbar llvm::raw_svector_ostream(OutStr) << '\'' << II->getName() << '\''; 51108631c5fa053867146b5ee8be658c229f6bf127cChris Lattner break; 51208631c5fa053867146b5ee8be658c229f6bf127cChris Lattner } 51322caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner case Diagnostic::ak_qualtype: 514011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner case Diagnostic::ak_declarationname: 51547b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor case Diagnostic::ak_nameddecl: 516dacd434c49658286c380c7b4c357d76d53cb4aa1Douglas Gregor case Diagnostic::ak_nestednamespec: 5173f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor case Diagnostic::ak_declcontext: 518b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner getDiags()->ConvertArgToString(Kind, getRawArg(ArgNo), 5193fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner Modifier, ModifierLen, 520b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner Argument, ArgumentLen, 521b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner FormattedArgs.data(), FormattedArgs.size(), 522b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner OutStr); 52322caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner break; 5247bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber } 525b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 526b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner // Remember this argument info for subsequent formatting operations. Turn 527b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner // std::strings into a null terminated string to make it be the same case as 528b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner // all the other ones. 529b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner if (Kind != Diagnostic::ak_std_string) 530b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner FormattedArgs.push_back(std::make_pair(Kind, getRawArg(ArgNo))); 531b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner else 532b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner FormattedArgs.push_back(std::make_pair(Diagnostic::ak_c_string, 533b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner (intptr_t)getArgStdStr(ArgNo).c_str())); 534b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 5357bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber } 5367bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber} 537cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek 538a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::StoredDiagnostic() { } 539a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 540a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::StoredDiagnostic(Diagnostic::Level Level, 541a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor llvm::StringRef Message) 5420a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor : Level(Level), Loc(), Message(Message) { } 543a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 544a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::StoredDiagnostic(Diagnostic::Level Level, 545a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const DiagnosticInfo &Info) 54633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis : Level(Level) { 54733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis assert((Info.getLocation().isInvalid() || Info.hasSourceManager()) && 54833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis "Valid source location without setting a source manager for diagnostic"); 54933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis if (Info.getLocation().isValid()) 55033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Loc = FullSourceLoc(Info.getLocation(), Info.getSourceManager()); 551a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor llvm::SmallString<64> Message; 552a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Info.FormatDiagnostic(Message); 553a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor this->Message.assign(Message.begin(), Message.end()); 554a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 555a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Ranges.reserve(Info.getNumRanges()); 556a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor for (unsigned I = 0, N = Info.getNumRanges(); I != N; ++I) 557a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Ranges.push_back(Info.getRange(I)); 558a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 559849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixIts.reserve(Info.getNumFixItHints()); 560849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor for (unsigned I = 0, N = Info.getNumFixItHints(); I != N; ++I) 561849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixIts.push_back(Info.getFixItHint(I)); 562a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor} 563a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 564a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::~StoredDiagnostic() { } 565a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 566cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// IncludeInDiagnosticCounts - This method (whose default implementation 567cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// returns true) indicates whether the diagnostics handled by this 568cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// DiagnosticClient should be included in the number of diagnostics 569cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// reported by Diagnostic. 570cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenekbool DiagnosticClient::IncludeInDiagnosticCounts() const { return true; } 571fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 572fe6b2d481d91140923f4541f273b253291884214Douglas GregorPartialDiagnostic::StorageAllocator::StorageAllocator() { 573fe6b2d481d91140923f4541f273b253291884214Douglas Gregor for (unsigned I = 0; I != NumCached; ++I) 574fe6b2d481d91140923f4541f273b253291884214Douglas Gregor FreeList[I] = Cached + I; 575fe6b2d481d91140923f4541f273b253291884214Douglas Gregor NumFreeListEntries = NumCached; 576fe6b2d481d91140923f4541f273b253291884214Douglas Gregor} 577fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 578fe6b2d481d91140923f4541f273b253291884214Douglas GregorPartialDiagnostic::StorageAllocator::~StorageAllocator() { 579fe6b2d481d91140923f4541f273b253291884214Douglas Gregor assert(NumFreeListEntries == NumCached && "A partial is on the lamb"); 580fe6b2d481d91140923f4541f273b253291884214Douglas Gregor} 581