1 files changed, 9 insertions, 0 deletions
diff --git a/clang/test/CodeGen/asm.c b/clang/test/CodeGen/asm.c
index 46563213b1e..52afc915274 100644
--- a/clang/test/CodeGen/asm.c
+++ b/clang/test/CodeGen/asm.c
@@ -101,3 +101,12 @@ void t14(struct S *P) {
 }
 
 
+// PR4938
+int t16() {
+  int a,b;
+  asm ( "nop;"
+       :"=%c" (a)
+       : "r" (b)
+       );
+  return 0;
+}