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-rw-r--r--clang/lib/Sema/SemaExpr.cpp17
1 files changed, 10 insertions, 7 deletions
diff --git a/clang/lib/Sema/SemaExpr.cpp b/clang/lib/Sema/SemaExpr.cpp
index f4edd7b89bf..03115514e37 100644
--- a/clang/lib/Sema/SemaExpr.cpp
+++ b/clang/lib/Sema/SemaExpr.cpp
@@ -5562,17 +5562,20 @@ Sema::BuildResolvedCallExpr(Expr *Fn, NamedDecl *NDecl,
// We special-case function promotion here because we only allow promoting
// builtin functions to function pointers in the callee of a call.
ExprResult Result;
- QualType ReturnTy;
+ QualType ResultTy;
if (BuiltinID &&
Fn->getType()->isSpecificBuiltinType(BuiltinType::BuiltinFn)) {
// Extract the return type from the (builtin) function pointer type.
- auto FnPtrTy = Context.getPointerType(FDecl->getType());
+ // FIXME Several builtins still have setType in
+ // Sema::CheckBuiltinFunctionCall. One should review their
+ // definitions in Builtins.def to ensure they are correct before
+ // removing setType calls.
+ QualType FnPtrTy = Context.getPointerType(FDecl->getType());
Result = ImpCastExprToType(Fn, FnPtrTy, CK_BuiltinFnToFnPtr).get();
- auto FnTy = FnPtrTy->getPointeeType()->castAs<FunctionType>();
- ReturnTy = FnTy->getReturnType();
+ ResultTy = FDecl->getCallResultType();
} else {
Result = CallExprUnaryConversions(Fn);
- ReturnTy = Context.BoolTy;
+ ResultTy = Context.BoolTy;
}
if (Result.isInvalid())
return ExprError();
@@ -5584,10 +5587,10 @@ Sema::BuildResolvedCallExpr(Expr *Fn, NamedDecl *NDecl,
if (Config)
TheCall =
new (Context) CUDAKernelCallExpr(Context, Fn, cast<CallExpr>(Config),
- Args, ReturnTy, VK_RValue, RParenLoc);
+ Args, ResultTy, VK_RValue, RParenLoc);
else
TheCall = new (Context)
- CallExpr(Context, Fn, Args, ReturnTy, VK_RValue, RParenLoc);
+ CallExpr(Context, Fn, Args, ResultTy, VK_RValue, RParenLoc);
if (!getLangOpts().CPlusPlus) {
// C cannot always handle TypoExpr nodes in builtin calls and direct
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