CodeGen: Add more checks to nobuiltin.c test, add a negative test.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@281785 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/nobuiltin.c b/test/CodeGen/nobuiltin.c
index 7cc8164c6f126c030f6eaeb73d77d2f80282c9b6..fa71d60cc7bd67981924966993c9e2d50a11034d 100644 (file)
--- a/test/CodeGen/nobuiltin.c
+++ b/test/CodeGen/nobuiltin.c
@@ -1,17 +1,19 @@
-// RUN: %clang_cc1 -fno-builtin -O1 -S -o - %s | FileCheck %s
-// RUN: %clang_cc1 -fno-builtin-memset -O1 -S -o - %s | FileCheck -check-prefix=MEMSET %s
+// RUN: %clang_cc1 -O1 -S -o - %s | FileCheck -check-prefix=STRCPY -check-prefix=MEMSET %s
+// RUN: %clang_cc1 -fno-builtin -O1 -S -o - %s | FileCheck -check-prefix=NOSTRCPY -check-prefix=NOMEMSET %s
+// RUN: %clang_cc1 -fno-builtin-memset -O1 -S -o - %s | FileCheck -check-prefix=STRCPY -check-prefix=NOMEMSET %s
 
 void PR13497() {
   char content[2];
   // make sure we don't optimize this call to strcpy()
-  // CHECK: __strcpy_chk
+  // STRCPY-NOT: __strcpy_chk
+  // NOSTRCPY: __strcpy_chk
   __builtin___strcpy_chk(content, "", 1);
 }
 
 void PR4941(char *s) {
   // Make sure we don't optimize this loop to a memset().
-  // MEMSET-LABEL: PR4941:
-  // MEMSET-NOT: memset
+  // NOMEMSET-NOT: memset
+  // MEMSET: memset
   for (unsigned i = 0; i < 8192; ++i)
     s[i] = 0;
 }