r281785 - CodeGen: Add more checks to nobuiltin.c test, add a negative test.
Peter Collingbourne via cfe-commits
cfe-commits at lists.llvm.org
Fri Sep 16 15:05:53 PDT 2016
Author: pcc
Date: Fri Sep 16 17:05:53 2016
New Revision: 281785
URL: http://llvm.org/viewvc/llvm-project?rev=281785&view=rev
Log:
CodeGen: Add more checks to nobuiltin.c test, add a negative test.
Modified:
cfe/trunk/test/CodeGen/nobuiltin.c
Modified: cfe/trunk/test/CodeGen/nobuiltin.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/nobuiltin.c?rev=281785&r1=281784&r2=281785&view=diff
==============================================================================
--- cfe/trunk/test/CodeGen/nobuiltin.c (original)
+++ cfe/trunk/test/CodeGen/nobuiltin.c Fri Sep 16 17:05:53 2016
@@ -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;
}
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