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Delete dead code.

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Found by gcc 6.

llvm-svn: 273327
This commit is contained in:
Rafael Espindola 2016-06-21 22:24:45 +00:00
parent 7a7f5348a7
commit 25da86a5db
1 changed files with 0 additions and 96 deletions
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96
clang/lib/Frontend/Rewrite/RewriteModernObjC.cpp
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@ -366,7 +366,6 @@ namespace {
Stmt *RewriteContinueStmt(ContinueStmt *S);
void RewriteCastExpr(CStyleCastExpr *CE);
void RewriteImplicitCastObjCExpr(CastExpr *IE);
void RewriteLinkageSpec(LinkageSpecDecl *LSD);
// Computes ivar bitfield group no.
unsigned ObjCIvarBitfieldGroupNo(ObjCIvarDecl *IV);
@ -447,9 +446,6 @@ namespace {
std::string &Result);
void RewriteObjCProtocolMetaData(ObjCProtocolDecl *Protocol,
std::string &Result);
void RewriteObjCProtocolListMetaData(
const ObjCList<ObjCProtocolDecl> &Prots,
StringRef prefix, StringRef ClassName, std::string &Result);
void RewriteObjCClassMetaData(ObjCImplementationDecl *IDecl,
std::string &Result);
void RewriteClassSetupInitHook(std::string &Result);
@ -522,7 +518,6 @@ namespace {
QualType getSuperStructType();
QualType getConstantStringStructType();
QualType convertFunctionTypeOfBlocks(const FunctionType *FT);
bool BufferContainsPPDirectives(const char *startBuf, const char *endBuf);
void convertToUnqualifiedObjCType(QualType &T) {
if (T->isObjCQualifiedIdType()) {
@ -742,10 +737,6 @@ void RewriteModernObjC::HandleTopLevelSingleDecl(Decl *D) {
if (PD->isThisDeclarationADefinition())
RewriteProtocolDecl(PD);
} else if (LinkageSpecDecl *LSD = dyn_cast<LinkageSpecDecl>(D)) {
// FIXME. This will not work in all situations and leaving it out
// is harmless.
// RewriteLinkageSpec(LSD);
// Recurse into linkage specifications
for (DeclContext::decl_iterator DI = LSD->decls_begin(),
DIEnd = LSD->decls_end();
@ -1210,22 +1201,6 @@ RewriteModernObjC::RewriteForwardProtocolDecl(const SmallVectorImpl<Decl *> &DG)
ReplaceText(LocStart, 0, "// ");
}
void
RewriteModernObjC::RewriteLinkageSpec(LinkageSpecDecl *LSD) {
SourceLocation LocStart = LSD->getExternLoc();
if (LocStart.isInvalid())
llvm_unreachable("Invalid extern SourceLocation");
ReplaceText(LocStart, 0, "// ");
if (!LSD->hasBraces())
return;
// FIXME. We don't rewrite well if '{' is not on same line as 'extern'.
SourceLocation LocRBrace = LSD->getRBraceLoc();
if (LocRBrace.isInvalid())
llvm_unreachable("Invalid rbrace SourceLocation");
ReplaceText(LocRBrace, 0, "// ");
}
void RewriteModernObjC::RewriteTypeIntoString(QualType T, std::string &ResultStr,
const FunctionType *&FPRetType) {
if (T->isObjCQualifiedIdType())
@ -3629,32 +3604,6 @@ Stmt *RewriteModernObjC::RewriteObjCProtocolExpr(ObjCProtocolExpr *Exp) {
return castExpr;
}
bool RewriteModernObjC::BufferContainsPPDirectives(const char *startBuf,
const char *endBuf) {
while (startBuf < endBuf) {
if (*startBuf == '#') {
// Skip whitespace.
for (++startBuf; startBuf[0] == ' ' || startBuf[0] == '\t'; ++startBuf)
;
if (!strncmp(startBuf, "if", strlen("if")) ||
!strncmp(startBuf, "ifdef", strlen("ifdef")) ||
!strncmp(startBuf, "ifndef", strlen("ifndef")) ||
!strncmp(startBuf, "define", strlen("define")) ||
!strncmp(startBuf, "undef", strlen("undef")) ||
!strncmp(startBuf, "else", strlen("else")) ||
!strncmp(startBuf, "elif", strlen("elif")) ||
!strncmp(startBuf, "endif", strlen("endif")) ||
!strncmp(startBuf, "pragma", strlen("pragma")) ||
!strncmp(startBuf, "include", strlen("include")) ||
!strncmp(startBuf, "import", strlen("import")) ||
!strncmp(startBuf, "include_next", strlen("include_next")))
return true;
}
startBuf++;
}
return false;
}
/// IsTagDefinedInsideClass - This routine checks that a named tagged type
/// is defined inside an objective-c class. If so, it returns true.
bool RewriteModernObjC::IsTagDefinedInsideClass(ObjCContainerDecl *IDecl,
@ -7048,51 +6997,6 @@ void RewriteModernObjC::RewriteObjCProtocolMetaData(ObjCProtocolDecl *PDecl,
llvm_unreachable("protocol already synthesized");
}
void RewriteModernObjC::RewriteObjCProtocolListMetaData(
const ObjCList<ObjCProtocolDecl> &Protocols,
StringRef prefix, StringRef ClassName,
std::string &Result) {
if (Protocols.empty()) return;
for (unsigned i = 0; i != Protocols.size(); i++)
RewriteObjCProtocolMetaData(Protocols[i], Result);
// Output the top lovel protocol meta-data for the class.
/* struct _objc_protocol_list {
struct _objc_protocol_list *next;
int protocol_count;
struct _objc_protocol *class_protocols[];
}
*/
Result += "\n";
if (LangOpts.MicrosoftExt)
Result += "__declspec(allocate(\".cat_cls_meth$B\")) ";
Result += "static struct {\n";
Result += "\tstruct _objc_protocol_list *next;\n";
Result += "\tint protocol_count;\n";
Result += "\tstruct _objc_protocol *class_protocols[";
Result += utostr(Protocols.size());
Result += "];\n} _OBJC_";
Result += prefix;
Result += "_PROTOCOLS_";
Result += ClassName;
Result += " __attribute__ ((used, section (\"__OBJC, __cat_cls_meth\")))= "
"{\n\t0, ";
Result += utostr(Protocols.size());
Result += "\n";
Result += "\t,{&_OBJC_PROTOCOL_";
Result += Protocols[0]->getNameAsString();
Result += " \n";
for (unsigned i = 1; i != Protocols.size(); i++) {
Result += "\t ,&_OBJC_PROTOCOL_";
Result += Protocols[i]->getNameAsString();
Result += "\n";
}
Result += "\t }\n};\n";
}
/// hasObjCExceptionAttribute - Return true if this class or any super
/// class has the __objc_exception__ attribute.
/// FIXME. Move this to ASTContext.cpp as it is also used for IRGen.