Decl *CallExpr::getCalleeDecl() {
Expr *CEE = getCallee()->IgnoreParenCasts();
+
+ while (SubstNonTypeTemplateParmExpr *NTTP
+ = dyn_cast<SubstNonTypeTemplateParmExpr>(CEE)) {
+ CEE = NTTP->getReplacement()->IgnoreParenCasts();
+ }
+
// If we're calling a dereference, look at the pointer instead.
if (BinaryOperator *BO = dyn_cast<BinaryOperator>(CEE)) {
if (BO->isPtrMemOp())
if (const CXXMemberCallExpr *CE = dyn_cast<CXXMemberCallExpr>(E))
return EmitCXXMemberCallExpr(CE, ReturnValue);
- const Decl *TargetDecl = 0;
- if (const ImplicitCastExpr *CE = dyn_cast<ImplicitCastExpr>(E->getCallee())) {
- if (const DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(CE->getSubExpr())) {
- TargetDecl = DRE->getDecl();
- if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(TargetDecl))
- if (unsigned builtinID = FD->getBuiltinID())
- return EmitBuiltinExpr(FD, builtinID, E);
- }
+ const Decl *TargetDecl = E->getCalleeDecl();
+ if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(TargetDecl)) {
+ if (unsigned builtinID = FD->getBuiltinID())
+ return EmitBuiltinExpr(FD, builtinID, E);
}
if (const CXXOperatorCallExpr *CE = dyn_cast<CXXOperatorCallExpr>(E))
// CHECK: call signext i8 @memmove()
return memmove();
}
+
+// <rdar://problem/10063539>
+
+template<int (*Compare)(const char *s1, const char *s2)>
+int equal(const char *s1, const char *s2) {
+ return Compare(s1, s2) == 0;
+}
+
+// CHECK: define weak_odr i32 @_Z5equalIXadL_Z16__builtin_strcmpPKcS1_EEEiS1_S1_
+// CHECK: call i32 @strcmp
+template int equal<&__builtin_strcmp>(const char*, const char*);
+