Update clang to r103052.

This commit is contained in:
rdivacky 2010-05-04 20:51:19 +00:00
parent 8aaf5818a6
commit 7e411337c0
38 changed files with 340 additions and 76 deletions

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@ -15,7 +15,7 @@
namespace clang {
namespace diag {
enum {
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE) ENUM,
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE,CATEGORY) ENUM,
#define ASTSTART
#include "clang/Basic/DiagnosticASTKinds.inc"
#undef DIAG

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@ -45,6 +45,7 @@ class UnresolvedSetIterator {
NamedDecl *getDecl() const { return ir->getDecl(); }
AccessSpecifier getAccess() const { return ir->getAccess(); }
void setAccess(AccessSpecifier AS) { ir->setAccess(AS); }
DeclAccessPair getPair() const { return *ir; }
NamedDecl *operator*() const { return getDecl(); }

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@ -15,7 +15,7 @@
namespace clang {
namespace diag {
enum {
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE) ENUM,
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE,CATEGORY) ENUM,
#define ANALYSISSTART
#include "clang/Basic/DiagnosticAnalysisKinds.inc"
#undef DIAG

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@ -60,7 +60,7 @@ namespace clang {
// Get typedefs for common diagnostics.
enum {
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE) ENUM,
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE,CATEGORY) ENUM,
#include "clang/Basic/DiagnosticCommonKinds.inc"
NUM_BUILTIN_COMMON_DIAGNOSTICS
#undef DIAG
@ -283,13 +283,13 @@ class Diagnostic : public llvm::RefCountedBase<Diagnostic> {
void setTemplateBacktraceLimit(unsigned Limit) {
TemplateBacktraceLimit = Limit;
}
/// \brief Retrieve the maximum number of template instantiation
/// nodes to emit along with a given diagnostic.
unsigned getTemplateBacktraceLimit() const {
return TemplateBacktraceLimit;
}
/// setIgnoreAllWarnings - When set to true, any unmapped warnings are
/// ignored. If this and WarningsAsErrors are both set, then this one wins.
void setIgnoreAllWarnings(bool Val) { IgnoreAllWarnings = Val; }

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@ -26,10 +26,17 @@ def CLASS_WARNING : DiagClass;
def CLASS_EXTENSION : DiagClass;
def CLASS_ERROR : DiagClass;
// Diagnostic Categories. These can be applied to groups or individual
// diagnostics to specify a category.
class DiagCategory<string Name> {
string CategoryName = Name;
}
// Diagnostic Groups.
class DiagGroup<string Name, list<DiagGroup> subgroups = []> {
string GroupName = Name;
list<DiagGroup> SubGroups = subgroups;
string CategoryName = "";
}
class InGroup<DiagGroup G> { DiagGroup Group = G; }
//class IsGroup<string Name> { DiagGroup Group = DiagGroup<Name>; }
@ -48,6 +55,7 @@ class Diagnostic<string text, DiagClass DC, DiagMapping defaultmapping> {
bit SFINAE = 1;
DiagMapping DefaultMapping = defaultmapping;
DiagGroup Group;
string CategoryName = "";
}
class Error<string str> : Diagnostic<str, CLASS_ERROR, MAP_ERROR>;

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@ -15,8 +15,6 @@ def Implicit : DiagGroup<"implicit", [
ImplicitFunctionDeclare,
ImplicitInt
]>;
// Empty DiagGroups are recognized by clang but ignored.
def : DiagGroup<"address">;
@ -102,7 +100,7 @@ def : DiagGroup<"strict-prototypes">;
def : DiagGroup<"strict-selector-match">;
def SwitchEnum : DiagGroup<"switch-enum">;
def Switch : DiagGroup<"switch", [SwitchEnum]>;
def Trigraphs : DiagGroup<"trigraphs">;
def Trigraphs : DiagGroup<"trigraphs">;
def : DiagGroup<"type-limits">;
def Uninitialized : DiagGroup<"uninitialized">;
@ -135,7 +133,8 @@ def Parentheses : DiagGroup<"parentheses", [DiagGroup<"idiomatic-parentheses">]>
// -Wconversion has its own warnings, but we split this one out for
// legacy reasons.
def Conversion : DiagGroup<"conversion",
[DiagGroup<"shorten-64-to-32">]>;
[DiagGroup<"shorten-64-to-32">]>,
DiagCategory<"Value Conversion">;
def Unused : DiagGroup<"unused",
[UnusedArgument, UnusedFunction, UnusedLabel,
@ -143,7 +142,8 @@ def Unused : DiagGroup<"unused",
UnusedValue, UnusedVariable]>;
// Format settings.
def Format : DiagGroup<"format", [FormatExtraArgs, FormatZeroLength, NonNull]>;
def Format : DiagGroup<"format", [FormatExtraArgs, FormatZeroLength, NonNull]>,
DiagCategory<"Format String">;
def FormatSecurity : DiagGroup<"format-security", [Format]>;
def FormatNonLiteral : DiagGroup<"format-nonliteral", [FormatSecurity]>;
def FormatY2K : DiagGroup<"format-y2k", [Format]>;

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@ -1457,7 +1457,7 @@ def note_template_default_arg_checking : Note<
"while checking a default template argument used here">;
def note_instantiation_contexts_suppressed : Note<
"(skipping %0 context%s0 in backtrace; use -ftemplate-backtrace-limit=0 to "
"see all)">;
"see all)">;
def err_field_instantiates_to_function : Error<
"data member instantiated with function type %0">;

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@ -200,6 +200,8 @@ def ftabstop : Separate<"-ftabstop">, MetaVarName<"<N>">,
HelpText<"Set the tab stop distance.">;
def ferror_limit : Separate<"-ferror-limit">, MetaVarName<"<N>">,
HelpText<"Set the maximum number of errors to emit before stopping (0 = no limit).">;
def fmacro_backtrace_limit : Separate<"-fmacro-backtrace-limit">, MetaVarName<"<N>">,
HelpText<"Set the maximum number of entries to print in a macro instantiation backtrace (0 = no limit).">;
def ftemplate_backtrace_limit : Separate<"-ftemplate-backtrace-limit">, MetaVarName<"<N>">,
HelpText<"Set the maximum number of entries to print in a template instantiation backtrace (0 = no limit).">;
def fmessage_length : Separate<"-fmessage-length">, MetaVarName<"<N>">,

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@ -15,7 +15,7 @@
namespace clang {
namespace diag {
enum {
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE) ENUM,
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE,CATEGORY) ENUM,
#define DRIVERSTART
#include "clang/Basic/DiagnosticDriverKinds.inc"
#undef DIAG

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@ -280,6 +280,8 @@ def flat__namespace : Flag<"-flat_namespace">;
def flax_vector_conversions : Flag<"-flax-vector-conversions">, Group<f_Group>;
def flimited_precision_EQ : Joined<"-flimited-precision=">, Group<f_Group>;
def flto : Flag<"-flto">, Group<f_Group>;
def fmacro_backtrace_limit_EQ : Joined<"-fmacro-backtrace-limit=">,
Group<f_Group>;
def fmath_errno : Flag<"-fmath-errno">, Group<f_Group>;
def fmerge_all_constants : Flag<"-fmerge-all-constants">, Group<f_Group>;
def fmessage_length_EQ : Joined<"-fmessage-length=">, Group<f_Group>;

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@ -39,11 +39,15 @@ class DiagnosticOptions {
/// deserialized by, e.g., the CIndex library.
unsigned ErrorLimit; /// Limit # errors emitted.
unsigned MacroBacktraceLimit; /// Limit depth of macro instantiation
/// backtrace.
unsigned TemplateBacktraceLimit; /// Limit depth of instantiation backtrace.
/// The distance between tab stops.
unsigned TabStop;
enum { DefaultTabStop = 8, MaxTabStop = 100 };
enum { DefaultTabStop = 8, MaxTabStop = 100,
DefaultMacroBacktraceLimit = 6,
DefaultTemplateBacktraceLimit = 10 };
/// Column limit for formatting message diagnostics, or 0 if unused.
unsigned MessageLength;
@ -75,6 +79,7 @@ class DiagnosticOptions {
BinaryOutput = 0;
ErrorLimit = 0;
TemplateBacktraceLimit = 0;
MacroBacktraceLimit = 0;
}
};

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@ -15,7 +15,7 @@
namespace clang {
namespace diag {
enum {
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE) ENUM,
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE,CATEGORY) ENUM,
#define FRONTENDSTART
#include "clang/Basic/DiagnosticFrontendKinds.inc"
#undef DIAG

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@ -71,12 +71,15 @@ class TextDiagnosticPrinter : public DiagnosticClient {
const SourceManager &SM,
const FixItHint *Hints,
unsigned NumHints,
unsigned Columns);
unsigned Columns,
unsigned OnMacroInst,
unsigned MacroSkipStart,
unsigned MacroSkipEnd);
virtual void HandleDiagnostic(Diagnostic::Level DiagLevel,
const DiagnosticInfo &Info);
};
} // end namspace clang
} // end namespace clang
#endif

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@ -15,7 +15,7 @@
namespace clang {
namespace diag {
enum {
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE) ENUM,
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE,CATEGORY) ENUM,
#define LEXSTART
#include "clang/Basic/DiagnosticLexKinds.inc"
#undef DIAG

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@ -15,7 +15,7 @@
namespace clang {
namespace diag {
enum {
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE) ENUM,
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE,CATEGORY) ENUM,
#define PARSESTART
#include "clang/Basic/DiagnosticParseKinds.inc"
#undef DIAG

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@ -15,7 +15,7 @@
namespace clang {
namespace diag {
enum {
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE) ENUM,
#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE,CATEGORY) ENUM,
#define SEMASTART
#include "clang/Basic/DiagnosticSemaKinds.inc"
#undef DIAG

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@ -260,6 +260,13 @@ void StmtDumper::DumpDeclarator(Decl *D) {
else
ns = "<anonymous>";
OS << '"' << UD->getDeclKindName() << ns << ";\"";
} else if (UsingDecl *UD = dyn_cast<UsingDecl>(D)) {
// print using decl (e.g. "using std::string;")
const char *tn = UD->isTypeName() ? "typename " : "";
OS << '"' << UD->getDeclKindName() << tn;
UD->getTargetNestedNameDecl()->print(OS,
PrintingPolicy(UD->getASTContext().getLangOptions()));
OS << ";\"";
} else {
assert(0 && "Unexpected decl");
}

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@ -51,6 +51,8 @@ struct StaticDiagInfoRec {
unsigned Mapping : 3;
unsigned Class : 3;
bool SFINAE : 1;
unsigned Category : 5;
const char *Description;
const char *OptionGroup;
@ -63,8 +65,8 @@ struct StaticDiagInfoRec {
};
static const StaticDiagInfoRec StaticDiagInfo[] = {
#define DIAG(ENUM,CLASS,DEFAULT_MAPPING,DESC,GROUP,SFINAE) \
{ diag::ENUM, DEFAULT_MAPPING, CLASS, SFINAE, DESC, GROUP },
#define DIAG(ENUM,CLASS,DEFAULT_MAPPING,DESC,GROUP,SFINAE, CATEGORY) \
{ diag::ENUM, DEFAULT_MAPPING, CLASS, SFINAE, CATEGORY, DESC, GROUP },
#include "clang/Basic/DiagnosticCommonKinds.inc"
#include "clang/Basic/DiagnosticDriverKinds.inc"
#include "clang/Basic/DiagnosticFrontendKinds.inc"
@ -73,7 +75,7 @@ static const StaticDiagInfoRec StaticDiagInfo[] = {
#include "clang/Basic/DiagnosticASTKinds.inc"
#include "clang/Basic/DiagnosticSemaKinds.inc"
#include "clang/Basic/DiagnosticAnalysisKinds.inc"
{ 0, 0, 0, 0, 0, 0}
{ 0, 0, 0, 0, 0, 0, 0}
};
#undef DIAG
@ -99,7 +101,7 @@ static const StaticDiagInfoRec *GetDiagInfo(unsigned DiagID) {
#endif
// Search the diagnostic table with a binary search.
StaticDiagInfoRec Find = { DiagID, 0, 0, 0, 0, 0 };
StaticDiagInfoRec Find = { DiagID, 0, 0, 0, 0, 0, 0 };
const StaticDiagInfoRec *Found =
std::lower_bound(StaticDiagInfo, StaticDiagInfo + NumDiagEntries, Find);

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@ -532,6 +532,8 @@ llvm::Value *CodeGenFunction::GetAddrOfBlockDecl(const BlockDeclRefExpr *E) {
V = Builder.CreateBitCast(V, PtrStructTy);
V = Builder.CreateStructGEP(V, getByRefValueLLVMField(VD),
VD->getNameAsString());
if (VD->getType()->isReferenceType())
V = Builder.CreateLoad(V);
} else {
const llvm::Type *Ty = CGM.getTypes().ConvertType(VD->getType());

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@ -495,7 +495,10 @@ CollectRecordFields(const RecordDecl *RD, llvm::DIFile Unit,
llvm::DIType
CGDebugInfo::getOrCreateMethodType(const CXXMethodDecl *Method,
llvm::DIFile Unit) {
llvm::DIType FnTy = getOrCreateType(Method->getType(), Unit);
llvm::DIType FnTy
= getOrCreateType(QualType(Method->getType()->getAs<FunctionProtoType>(),
0),
Unit);
// Static methods do not need "this" pointer argument.
if (Method->isStatic())

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@ -231,9 +231,6 @@ CodeGenFunction::AddInitializerToGlobalBlockVarDecl(const VarDecl &D,
void CodeGenFunction::EmitStaticBlockVarDecl(const VarDecl &D,
llvm::GlobalValue::LinkageTypes Linkage) {
// Bail out early if the block is unreachable.
if (!Builder.GetInsertBlock()) return;
llvm::Value *&DMEntry = LocalDeclMap[&D];
assert(DMEntry == 0 && "Decl already exists in localdeclmap!");
@ -245,9 +242,9 @@ void CodeGenFunction::EmitStaticBlockVarDecl(const VarDecl &D,
if (getContext().getLangOptions().CPlusPlus)
CGM.setStaticLocalDeclAddress(&D, GV);
// We can't have a VLA here, but we can have a pointer to a VLA,
// even though that doesn't really make any sense.
// Make sure to evaluate VLA bounds now so that we have them for later.
//
// FIXME: Can this happen?
if (D.getType()->isVariablyModifiedType())
EmitVLASize(D.getType());

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@ -279,6 +279,9 @@ static llvm::Constant *getGuardAbortFn(CodeGenFunction &CGF) {
void
CodeGenFunction::EmitStaticCXXBlockVarDeclInit(const VarDecl &D,
llvm::GlobalVariable *GV) {
// Bail out early if this initializer isn't reachable.
if (!Builder.GetInsertBlock()) return;
bool ThreadsafeStatics = getContext().getLangOptions().ThreadsafeStatics;
llvm::SmallString<256> GuardVName;

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@ -441,18 +441,20 @@ void CodeGenFunction::GenerateObjCCtorDtorMethod(ObjCImplementationDecl *IMP,
LoadObjCSelf(), Ivar, 0);
const RecordType *RT = FieldType->getAs<RecordType>();
CXXRecordDecl *FieldClassDecl = cast<CXXRecordDecl>(RT->getDecl());
if (Array) {
const llvm::Type *BasePtr = ConvertType(FieldType);
BasePtr = llvm::PointerType::getUnqual(BasePtr);
llvm::Value *BaseAddrPtr =
Builder.CreateBitCast(LV.getAddress(), BasePtr);
EmitCXXAggrDestructorCall(FieldClassDecl->getDestructor(getContext()),
Array, BaseAddrPtr);
}
else
EmitCXXDestructorCall(FieldClassDecl->getDestructor(CGM.getContext()),
Dtor_Complete, /*ForVirtualBase=*/false,
LV.getAddress());
CXXDestructorDecl *Dtor = FieldClassDecl->getDestructor(getContext());
if (!Dtor->isTrivial())
if (Array) {
const llvm::Type *BasePtr = ConvertType(FieldType);
BasePtr = llvm::PointerType::getUnqual(BasePtr);
llvm::Value *BaseAddrPtr =
Builder.CreateBitCast(LV.getAddress(), BasePtr);
EmitCXXAggrDestructorCall(Dtor,
Array, BaseAddrPtr);
}
else
EmitCXXDestructorCall(Dtor,
Dtor_Complete, /*ForVirtualBase=*/false,
LV.getAddress());
}
}
FinishFunction();

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@ -21,6 +21,7 @@
#include "clang/Driver/Options.h"
#include "clang/Driver/ToolChain.h"
#include "clang/Driver/Util.h"
#include "clang/Frontend/DiagnosticOptions.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringSwitch.h"
@ -1082,11 +1083,19 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
else
CmdArgs.push_back("19");
CmdArgs.push_back("-fmacro-backtrace-limit");
if (Arg *A = Args.getLastArg(options::OPT_fmacro_backtrace_limit_EQ))
CmdArgs.push_back(A->getValue(Args));
else
CmdArgs.push_back(Args.MakeArgString(
llvm::Twine(DiagnosticOptions::DefaultMacroBacktraceLimit)));
CmdArgs.push_back("-ftemplate-backtrace-limit");
if (Arg *A = Args.getLastArg(options::OPT_ftemplate_backtrace_limit_EQ))
CmdArgs.push_back(A->getValue(Args));
else
CmdArgs.push_back("10");
CmdArgs.push_back(Args.MakeArgString(
llvm::Twine(DiagnosticOptions::DefaultTemplateBacktraceLimit)));
// Pass -fmessage-length=.
CmdArgs.push_back("-fmessage-length");

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@ -247,7 +247,13 @@ static void DiagnosticOptsToArgs(const DiagnosticOptions &Opts,
Res.push_back("-ferror-limit");
Res.push_back(llvm::utostr(Opts.ErrorLimit));
}
if (Opts.TemplateBacktraceLimit != 10) {
if (Opts.MacroBacktraceLimit
!= DiagnosticOptions::DefaultMacroBacktraceLimit) {
Res.push_back("-fmacro-backtrace-limit");
Res.push_back(llvm::utostr(Opts.MacroBacktraceLimit));
}
if (Opts.TemplateBacktraceLimit
!= DiagnosticOptions::DefaultTemplateBacktraceLimit) {
Res.push_back("-ftemplate-backtrace-limit");
Res.push_back(llvm::utostr(Opts.TemplateBacktraceLimit));
}
@ -877,8 +883,13 @@ static void ParseDiagnosticArgs(DiagnosticOptions &Opts, ArgList &Args,
Opts.VerifyDiagnostics = Args.hasArg(OPT_verify);
Opts.BinaryOutput = Args.hasArg(OPT_fdiagnostics_binary);
Opts.ErrorLimit = getLastArgIntValue(Args, OPT_ferror_limit, 0, Diags);
Opts.MacroBacktraceLimit
= getLastArgIntValue(Args, OPT_fmacro_backtrace_limit,
DiagnosticOptions::DefaultMacroBacktraceLimit, Diags);
Opts.TemplateBacktraceLimit
= getLastArgIntValue(Args, OPT_ftemplate_backtrace_limit, 0, Diags);
= getLastArgIntValue(Args, OPT_ftemplate_backtrace_limit,
DiagnosticOptions::DefaultTemplateBacktraceLimit,
Diags);
Opts.TabStop = getLastArgIntValue(Args, OPT_ftabstop,
DiagnosticOptions::DefaultTabStop, Diags);
if (Opts.TabStop == 0 || Opts.TabStop > DiagnosticOptions::MaxTabStop) {

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@ -285,7 +285,10 @@ void TextDiagnosticPrinter::EmitCaretDiagnostic(SourceLocation Loc,
const SourceManager &SM,
const FixItHint *Hints,
unsigned NumHints,
unsigned Columns) {
unsigned Columns,
unsigned OnMacroInst,
unsigned MacroSkipStart,
unsigned MacroSkipEnd) {
assert(LangOpts && "Unexpected diagnostic outside source file processing");
assert(!Loc.isInvalid() && "must have a valid source location here");
@ -293,10 +296,16 @@ void TextDiagnosticPrinter::EmitCaretDiagnostic(SourceLocation Loc,
// instantiated (recursively) then emit information about where the token was
// spelled from.
if (!Loc.isFileID()) {
// Whether to suppress printing this macro instantiation.
bool Suppressed
= OnMacroInst >= MacroSkipStart && OnMacroInst < MacroSkipEnd;
SourceLocation OneLevelUp = SM.getImmediateInstantiationRange(Loc).first;
// FIXME: Map ranges?
EmitCaretDiagnostic(OneLevelUp, Ranges, NumRanges, SM, 0, 0, Columns);
EmitCaretDiagnostic(OneLevelUp, Ranges, NumRanges, SM, 0, 0, Columns,
OnMacroInst + 1, MacroSkipStart, MacroSkipEnd);
// Map the location.
Loc = SM.getImmediateSpellingLoc(Loc);
@ -308,26 +317,38 @@ void TextDiagnosticPrinter::EmitCaretDiagnostic(SourceLocation Loc,
Ranges[i] = SourceRange(S, E);
}
// Get the pretty name, according to #line directives etc.
PresumedLoc PLoc = SM.getPresumedLoc(Loc);
if (!Suppressed) {
// Get the pretty name, according to #line directives etc.
PresumedLoc PLoc = SM.getPresumedLoc(Loc);
// If this diagnostic is not in the main file, print out the "included from"
// lines.
if (LastWarningLoc != PLoc.getIncludeLoc()) {
LastWarningLoc = PLoc.getIncludeLoc();
PrintIncludeStack(LastWarningLoc, SM);
// If this diagnostic is not in the main file, print out the
// "included from" lines.
if (LastWarningLoc != PLoc.getIncludeLoc()) {
LastWarningLoc = PLoc.getIncludeLoc();
PrintIncludeStack(LastWarningLoc, SM);
}
if (DiagOpts->ShowLocation) {
// Emit the file/line/column that this expansion came from.
OS << PLoc.getFilename() << ':' << PLoc.getLine() << ':';
if (DiagOpts->ShowColumn)
OS << PLoc.getColumn() << ':';
OS << ' ';
}
OS << "note: instantiated from:\n";
EmitCaretDiagnostic(Loc, Ranges, NumRanges, SM, Hints, NumHints, Columns,
OnMacroInst + 1, MacroSkipStart, MacroSkipEnd);
return;
}
if (DiagOpts->ShowLocation) {
// Emit the file/line/column that this expansion came from.
OS << PLoc.getFilename() << ':' << PLoc.getLine() << ':';
if (DiagOpts->ShowColumn)
OS << PLoc.getColumn() << ':';
OS << ' ';
if (OnMacroInst == MacroSkipStart) {
// Tell the user that we've skipped contexts.
OS << "note: (skipping " << (MacroSkipEnd - MacroSkipStart)
<< " contexts in backtrace; use -fmacro-backtrace-limit=0 to see "
"all)\n";
}
OS << "note: instantiated from:\n";
EmitCaretDiagnostic(Loc, Ranges, NumRanges, SM, Hints, NumHints, Columns);
return;
}
@ -866,10 +887,29 @@ void TextDiagnosticPrinter::HandleDiagnostic(Diagnostic::Level Level,
}
}
unsigned MacroInstSkipStart = 0, MacroInstSkipEnd = 0;
if (DiagOpts && DiagOpts->MacroBacktraceLimit && !LastLoc.isFileID()) {
// Compute the length of the macro-instantiation backtrace, so that we
// can establish which steps in the macro backtrace we'll skip.
SourceLocation Loc = LastLoc;
unsigned Depth = 0;
do {
++Depth;
Loc = LastLoc.getManager().getImmediateInstantiationRange(Loc).first;
} while (!Loc.isFileID());
if (Depth > DiagOpts->MacroBacktraceLimit) {
MacroInstSkipStart = DiagOpts->MacroBacktraceLimit / 2 +
DiagOpts->MacroBacktraceLimit % 2;
MacroInstSkipEnd = Depth - DiagOpts->MacroBacktraceLimit / 2;
}
}
EmitCaretDiagnostic(LastLoc, Ranges, NumRanges, LastLoc.getManager(),
Info.getFixItHints(),
Info.getNumFixItHints(),
DiagOpts->MessageLength);
DiagOpts->MessageLength,
0, MacroInstSkipStart, MacroInstSkipEnd);
}
OS.flush();

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@ -3243,8 +3243,10 @@ Sema::ActOnFunctionDeclarator(Scope* S, Declarator& D, DeclContext* DC,
for (FunctionProtoType::arg_type_iterator AI = FT->arg_type_begin(),
AE = FT->arg_type_end(); AI != AE; ++AI) {
ParmVarDecl *Param = ParmVarDecl::Create(Context, NewFD,
SourceLocation(), 0,
*AI, /*TInfo=*/0,
D.getIdentifierLoc(), 0,
*AI,
Context.getTrivialTypeSourceInfo(*AI,
D.getIdentifierLoc()),
VarDecl::None,
VarDecl::None, 0);
Param->setImplicit();

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@ -4134,13 +4134,16 @@ void Sema::DefineImplicitDestructor(SourceLocation CurrentLocation,
///
/// \param From The expression we are copying from.
///
/// \param CopyingBaseSubobject Whether we're copying a base subobject.
/// Otherwise, it's a non-static member subobject.
///
/// \param Depth Internal parameter recording the depth of the recursion.
///
/// \returns A statement or a loop that copies the expressions.
static Sema::OwningStmtResult
BuildSingleCopyAssign(Sema &S, SourceLocation Loc, QualType T,
Sema::OwningExprResult To, Sema::OwningExprResult From,
unsigned Depth = 0) {
bool CopyingBaseSubobject, unsigned Depth = 0) {
typedef Sema::OwningStmtResult OwningStmtResult;
typedef Sema::OwningExprResult OwningExprResult;
@ -4172,6 +4175,25 @@ BuildSingleCopyAssign(Sema &S, SourceLocation Loc, QualType T,
}
F.done();
// Suppress the protected check (C++ [class.protected]) for each of the
// assignment operators we found. This strange dance is required when
// we're assigning via a base classes's copy-assignment operator. To
// ensure that we're getting the right base class subobject (without
// ambiguities), we need to cast "this" to that subobject type; to
// ensure that we don't go through the virtual call mechanism, we need
// to qualify the operator= name with the base class (see below). However,
// this means that if the base class has a protected copy assignment
// operator, the protected member access check will fail. So, we
// rewrite "protected" access to "public" access in this case, since we
// know by construction that we're calling from a derived class.
if (CopyingBaseSubobject) {
for (LookupResult::iterator L = OpLookup.begin(), LEnd = OpLookup.end();
L != LEnd; ++L) {
if (L.getAccess() == AS_protected)
L.setAccess(AS_public);
}
}
// Create the nested-name-specifier that will be used to qualify the
// reference to operator=; this is required to suppress the virtual
// call mechanism.
@ -4277,7 +4299,8 @@ BuildSingleCopyAssign(Sema &S, SourceLocation Loc, QualType T,
// Build the copy for an individual element of the array.
OwningStmtResult Copy = BuildSingleCopyAssign(S, Loc,
ArrayTy->getElementType(),
move(To), move(From), Depth+1);
move(To), move(From),
CopyingBaseSubobject, Depth+1);
if (Copy.isInvalid()) {
InitStmt->Destroy(S.Context);
return S.StmtError();
@ -4381,7 +4404,8 @@ void Sema::DefineImplicitCopyAssignment(SourceLocation CurrentLocation,
// Build the copy.
OwningStmtResult Copy = BuildSingleCopyAssign(*this, Loc, BaseType,
move(To), Owned(From));
move(To), Owned(From),
/*CopyingBaseSubobject=*/true);
if (Copy.isInvalid()) {
Invalid = true;
continue;
@ -4501,7 +4525,8 @@ void Sema::DefineImplicitCopyAssignment(SourceLocation CurrentLocation,
// Build the copy of this field.
OwningStmtResult Copy = BuildSingleCopyAssign(*this, Loc, FieldType,
move(To), move(From));
move(To), move(From),
/*CopyingBaseSubobject=*/false);
if (Copy.isInvalid()) {
Invalid = true;
continue;

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@ -3565,8 +3565,8 @@ Sema::ActOnCallExpr(Scope *S, ExprArg fn, SourceLocation LParenLoc,
if (BinaryOperator *BO = dyn_cast<BinaryOperator>(NakedFn)) {
if (BO->getOpcode() == BinaryOperator::PtrMemD ||
BO->getOpcode() == BinaryOperator::PtrMemI) {
if (const FunctionProtoType *FPT =
dyn_cast<FunctionProtoType>(BO->getType())) {
if (const FunctionProtoType *FPT
= BO->getType()->getAs<FunctionProtoType>()) {
QualType ResultTy = FPT->getResultType().getNonReferenceType();
ExprOwningPtr<CXXMemberCallExpr>

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@ -6513,7 +6513,7 @@ Sema::BuildCallToMemberFunction(Scope *S, Expr *MemExprE,
MemExpr->setBase(ObjectArg);
// Convert the rest of the arguments
const FunctionProtoType *Proto = cast<FunctionProtoType>(Method->getType());
const FunctionProtoType *Proto = Method->getType()->getAs<FunctionProtoType>();
if (ConvertArgumentsForCall(&*TheCall, MemExpr, Method, Proto, Args, NumArgs,
RParenLoc))
return ExprError();

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@ -1169,6 +1169,27 @@ TemplateDeclInstantiator::VisitCXXMethodDecl(CXXMethodDecl *D,
return 0;
QualType T = TInfo->getType();
// \brief If the type of this function is not *directly* a function
// type, then we're instantiating the a function that was declared
// via a typedef, e.g.,
//
// typedef int functype(int, int);
// functype func;
//
// In this case, we'll just go instantiate the ParmVarDecls that we
// synthesized in the method declaration.
if (!isa<FunctionProtoType>(T)) {
assert(!Params.size() && "Instantiating type could not yield parameters");
for (unsigned I = 0, N = D->getNumParams(); I != N; ++I) {
ParmVarDecl *P = SemaRef.SubstParmVarDecl(D->getParamDecl(I),
TemplateArgs);
if (!P)
return 0;
Params.push_back(P);
}
}
NestedNameSpecifier *Qualifier = D->getQualifier();
if (Qualifier) {
Qualifier = SemaRef.SubstNestedNameSpecifier(Qualifier,

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@ -29,3 +29,13 @@ void foo(void) {
// RUN: grep "f1.l0 = internal global i32 ptrtoint (i32 ()\* @f1 to i32)" %t
int f1(void) { static int l0 = (unsigned) f1; }
// PR7044
char *f2(char key) {
switch (key) {
static char _msg[40];
case '\014':
return _msg;
}
return 0;
}

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@ -9,6 +9,26 @@ T _i;
T get() {return _i;};
};
// rdar: // 7495203
class A {
public:
A() : field(10), d1(3.14) {}
void F();
void S() {
printf(" field = %d\n", field);
printf(" field = %f\n", d1);
}
int field;
double d1;
};
void A::F()
{
__block A &tlc = *this;
// crashed in code gen (radar 7495203)
^{ tlc.S(); }();
}
int main() {
// works
@ -16,6 +36,8 @@ int main() {
//crashes in godegen?
void (^bl2)(range<int>& ) = ^(range<int>& i){printf("Hello Blocks %d\n", i.get()); };
A *a = new A;
a->F();
return 0;
}

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@ -69,3 +69,18 @@ int main() {
[a release];
}
// rdar: // 7468090
class S {
public:
S& operator = (const S&);
};
@interface I {
S position;
}
@property(assign, nonatomic) S position;
@end
@implementation I
@synthesize position;
@end

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@ -0,0 +1,32 @@
// RUN: %clang-cc1 -fsyntax-only -fmacro-backtrace-limit 5 %s > %t 2>&1
// RUN: FileCheck %s < %t
#define M1(A, B) ((A) < (B))
#define M2(A, B) M1(A, B)
#define M3(A, B) M2(A, B)
#define M4(A, B) M3(A, B)
#define M5(A, B) M4(A, B)
#define M6(A, B) M5(A, B)
#define M7(A, B) M6(A, B)
#define M8(A, B) M7(A, B)
#define M9(A, B) M8(A, B)
#define M10(A, B) M9(A, B)
#define M11(A, B) M10(A, B)
#define M12(A, B) M11(A, B)
void f(int *ip, float *fp) {
// CHECK: macro-backtrace-limit.c:31:7: warning: comparison of distinct pointer types ('int *' and 'float *')
// CHECK: if (M12(ip, fp)) { }
// CHECK: macro-backtrace-limit.c:15:19: note: instantiated from:
// CHECK: #define M12(A, B) M11(A, B)
// CHECK: macro-backtrace-limit.c:14:19: note: instantiated from:
// CHECK: #define M11(A, B) M10(A, B)
// CHECK: note: (skipping 7 contexts in backtrace; use -fmacro-backtrace-limit=0 to see all)
// CHECK: macro-backtrace-limit.c:6:18: note: instantiated from:
// CHECK: #define M3(A, B) M2(A, B)
// CHECK: macro-backtrace-limit.c:5:18: note: instantiated from:
// CHECK: #define M2(A, B) M1(A, B)
// CHECK: macro-backtrace-limit.c:4:23: note: instantiated from:
// CHECK: #define M1(A, B) ((A) < (B))
if (M12(ip, fp)) { }
}

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@ -120,7 +120,7 @@ extern __typeof (i1) i1;
typedef int a();
typedef int a2(int*);
a x;
a2 x2;
a2 x2; // expected-note{{passing argument to parameter here}}
void test_x() {
x(5);
x2(5); // expected-warning{{incompatible integer to pointer conversion passing 'int' to parameter of type 'int *'}}

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@ -89,3 +89,31 @@ void j() {
e1 = e2;
}
namespace ProtectedCheck {
struct X {
protected:
X &operator=(const X&); // expected-note{{declared protected here}}
};
struct Y : public X { };
void f(Y y) { y = y; }
struct Z { // expected-error{{'operator=' is a protected member of 'ProtectedCheck::X'}}
X x;
};
void f(Z z) { z = z; } //
}
namespace MultiplePaths {
struct X0 {
X0 &operator=(const X0&);
};
struct X1 : public virtual X0 { };
struct X2 : X0, X1 { };
void f(X2 x2) { x2 = x2; }
}

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@ -76,3 +76,15 @@ namespace PR6990 {
{
};
}
namespace InstantiateFunctionTypedef {
template<typename T>
struct X {
typedef int functype(int, int);
functype func;
};
void f(X<int> x) {
(void)x.func(1, 2);
}
}