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Hoist some branches in AnalysisManager::HandleTranslationUnit so we 

avoid scanning for an "entry point" FunctionDecl if we (a) have no
translation unit actions and (b) no entry point function has been
specified.

llvm-svn: 82846
This commit is contained in:
Ted Kremenek 2009-09-26 04:15:09 +00:00
parent 0374742326
commit 9a4e5663d2
1 changed files with 19 additions and 16 deletions
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17
clang/lib/Frontend/AnalysisConsumer.cpp
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@ -223,9 +223,14 @@ void AnalysisConsumer::HandleTopLevelSingleDecl(Decl *D) {
}
void AnalysisConsumer::HandleTranslationUnit(ASTContext &C) {
// Find the entry function definition.
TranslationUnitDecl *TU = C.getTranslationUnitDecl();
if (!TranslationUnitActions.empty()) {
// Find the entry function definition (if any).
FunctionDecl *FD = 0;
TranslationUnitDecl *TU = Ctx->getTranslationUnitDecl();
if (!Opts.AnalyzeSpecificFunction.empty()) {
for (DeclContext::decl_iterator I=TU->decls_begin(), E=TU->decls_end();
I != E; ++I) {
if (FunctionDecl *fd = dyn_cast<FunctionDecl>(*I))
@ -235,18 +240,16 @@ void AnalysisConsumer::HandleTranslationUnit(ASTContext &C) {
break;
}
}
}
if(!TranslationUnitActions.empty()) {
for (Actions::iterator I = TranslationUnitActions.begin(),
E = TranslationUnitActions.end(); I != E; ++I)
(*I)(*Mgr, FD);
}
if (!ObjCImplementationActions.empty()) {
TranslationUnitDecl *TUD = C.getTranslationUnitDecl();
for (DeclContext::decl_iterator I = TUD->decls_begin(),
E = TUD->decls_end();
for (DeclContext::decl_iterator I = TU->decls_begin(),
E = TU->decls_end();
I != E; ++I)
if (ObjCImplementationDecl* ID = dyn_cast<ObjCImplementationDecl>(*I))
HandleCode(ID, 0, ObjCImplementationActions);