Use a heralded conversion to bool in inline-asm constraints.

llvm-svn: 131170

1 files changed, 8 insertions, 0 deletions

diff --git a/clang/test/Sema/asm.c b/clang/test/Sema/asm.c
index 7f0f396b9d8..d8161c819b9 100644
--- a/clang/test/Sema/asm.c
+++ b/clang/test/Sema/asm.c
@@ -105,3 +105,11 @@ void test10(void){
   register int r asm ("cx");
   register int rr asm ("rr_asm"); // expected-error{{unknown register name 'rr_asm' in asm}}
 }
+
+// This is just an assert because of the boolean conversion.
+// Feel free to change the assembly to something sensible if it causes a problem.
+// rdar://problem/9414925
+void test11(void) {
+  _Bool b;
+  asm volatile ("movb %%gs:%P2,%b0" : "=q"(b) : "0"(0), "i"(5L));
+}