Address code review comments for Wstrncat-size warning (r161440).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@161527 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 1 deletions

diff --git a/test/Sema/warn-strncat-size.c b/test/Sema/warn-strncat-size.c
index 7157edffea..dcc3367e94 100644
--- a/test/Sema/warn-strncat-size.c
+++ b/test/Sema/warn-strncat-size.c
@@ -59,7 +59,7 @@ void size_1() {
   char z[1];
   char str[] = "hi";
 
-  strncat(z, str, sizeof(z)); // expected-warning{{the value of the size argument in 'strncat' is too large, might lead to a buffer overflow}}
+  strncat(z, str, sizeof(z)); // expected-warning{{the value of the size argument to 'strncat' is wrong}}
 }
 
 // Support VLAs.
@@ -69,3 +69,8 @@ void vlas(int size) {
 
   strncat(z, str, sizeof(str)); // expected-warning {{size argument in 'strncat' call appears to be size of the source}} expected-note {{change the argument to be the free space in the destination buffer minus the terminating null byte}}
 }
+
+// Non-array type gets a different error message.
+void f(char* s, char* d) {
+  strncat(d, s, sizeof(d)); // expected-warning {{the value of the size argument to 'strncat' is wrong}}
+}