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author | Kuba Mracek <mracek@apple.com> | 2017-11-29 19:43:11 +0000 |
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committer | Kuba Mracek <mracek@apple.com> | 2017-11-29 19:43:11 +0000 |
commit | f1459c278658344f581330056f974ad1376dee78 (patch) | |
tree | d3189a8bc799204441893bb8a9eecf0349bdb62c /test | |
parent | 676c2f0357ff8c3150bdbb6ed77457dfd1e32058 (diff) |
[asan] Don't crash on fclose(NULL)
It's explicitly forbidden to call fclose with NULL, but at least on Darwin, this succeeds and doesn't segfault. To maintain binary compatibility, ASan should survice fclose(NULL) as well.
Differential Revision: https://reviews.llvm.org/D40053
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@319347 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
-rw-r--r-- | test/asan/TestCases/Darwin/fclose.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/asan/TestCases/Darwin/fclose.c b/test/asan/TestCases/Darwin/fclose.c new file mode 100644 index 000000000..7807122bd --- /dev/null +++ b/test/asan/TestCases/Darwin/fclose.c @@ -0,0 +1,13 @@ +// RUN: %clang_asan %s -o %t +// RUN: %run %t 2>&1 | FileCheck %s + +#include <stdio.h> +#include <stdlib.h> + +int main(int argc, const char * argv[]) { + fclose(NULL); + fprintf(stderr, "Finished.\n"); + return 0; +} + +// CHECK: Finished. |