Ban the use of __builtin_types_compatible_p in C++; g++ doesn't support it,
and it isn't clear exactly what it's supposed to mean. Thanks Eli!
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@72142 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaExpr.cpp b/lib/Sema/SemaExpr.cpp
index 3f99c68..bb85455 100644
--- a/lib/Sema/SemaExpr.cpp
+++ b/lib/Sema/SemaExpr.cpp
@@ -5022,6 +5022,12 @@
assert((!argT1.isNull() && !argT2.isNull()) && "Missing type argument(s)");
+ if (getLangOptions().CPlusPlus) {
+ Diag(BuiltinLoc, diag::err_types_compatible_p_in_cplusplus)
+ << SourceRange(BuiltinLoc, RPLoc);
+ return ExprError();
+ }
+
return Owned(new (Context) TypesCompatibleExpr(Context.IntTy, BuiltinLoc,
argT1, argT2, RPLoc));
}