implement support for __builtin_eh_return_data_regno on x86-32 and x86-64.
This implements PR5034 and rdar://6836445.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@82614 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Sema/builtins.c b/test/Sema/builtins.c
index c3daa66..04a56bd 100644
--- a/test/Sema/builtins.c
+++ b/test/Sema/builtins.c
@@ -52,3 +52,13 @@
// No warning about falling off the end of a noreturn function.
}
+
+void test11(int X) {
+ switch (X) {
+ case __builtin_eh_return_data_regno(0): // constant foldable.
+ break;
+ }
+
+ __builtin_eh_return_data_regno(X); // expected-error {{not an integer constant expression}}
+}
+