Add some stdlib builtins


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@65115 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/builtins.c b/test/CodeGen/builtins.c
index e7055d9..07f3db9 100644
--- a/test/CodeGen/builtins.c
+++ b/test/CodeGen/builtins.c
@@ -77,9 +77,17 @@
   Q(powif, (1.2f, N));
   Q(powil, (1.2f, N));
 
-  // Object size checking
+  // Lib functions
   int a, b, n = random(); // Avoid optimizing out.
   char s0[10], s1[] = "Hello";
+  V(strcat, (s0, s1));
+  V(strncat, (s0, s1, n));
+  V(strchr, (s0, s1[0]));
+  V(strrchr, (s0, s1[0]));
+  V(strcpy, (s0, s1));
+  V(strncpy, (s0, s1, n));
+  
+  // Object size checking
   V(__memset_chk, (s0, 0, sizeof s0, n));
   V(__memcpy_chk, (s0, s1, sizeof s0, n));
   V(__memmove_chk, (s0, s1, sizeof s0, n));