implement support for __builtin_eh_return_data_regno on x86-32 and x86-64.
This implements PR5034 and rdar://6836445.
llvm-svn: 82614
diff --git a/clang/test/Sema/builtins.c b/clang/test/Sema/builtins.c
index c3daa66..04a56bd 100644
--- a/clang/test/Sema/builtins.c
+++ b/clang/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}}
+}
+