Author: rafael
Date: Tue Jun 21 17:24:45 2016
New Revision: 273327
URL: http://llvm.org/viewvc/llvm-project?rev=273327&view=rev
Log:
Delete dead code.
Found by gcc 6.
Modified:
cfe/trunk/lib/Frontend/Rewrite/RewriteModernObjC.cpp
Modified: cfe/trunk/lib/Frontend/Rewrite/RewriteModernObjC.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/Rewrite/RewriteModernObjC.cpp?rev=273327&r1=273326&r2=273327&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/Rewrite/RewriteModernObjC.cpp (original)
+++ cfe/trunk/lib/Frontend/Rewrite/RewriteModernObjC.cpp Tue Jun 21 17:24:45
2016
@@ -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::HandleTopLevelSi
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::RewriteForwardProtoco
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::RewriteObjCProt
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::RewriteObjCProto
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.
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