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author | Alexey Samsonov <samsonov@google.com> | 2014-02-14 14:06:10 +0000 |
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committer | Alexey Samsonov <samsonov@google.com> | 2014-02-14 14:06:10 +0000 |
commit | ba2d0d7b386f38c97eee11749f2fc75449c2b253 (patch) | |
tree | 645ce9b32dc3f7727d3bac94f8c3387d051b9c01 /test/asan/TestCases/max_redzone.cc | |
parent | 5811f0e1e955866b76b0d9ebeccd2e4755c1dac8 (diff) |
Move ASan lit-tests under test/asan
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@201413 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/asan/TestCases/max_redzone.cc')
-rw-r--r-- | test/asan/TestCases/max_redzone.cc | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/test/asan/TestCases/max_redzone.cc b/test/asan/TestCases/max_redzone.cc new file mode 100644 index 000000000..dbcedd044 --- /dev/null +++ b/test/asan/TestCases/max_redzone.cc @@ -0,0 +1,26 @@ +// Test max_redzone runtime option. + +// RUN: %clangxx_asan -O0 %s -o %t && ASAN_OPTIONS=max_redzone=16 %t 0 2>&1 +// RUN: %clangxx_asan -O0 %s -o %t && %t 1 2>&1 +// RUN: %clangxx_asan -O3 %s -o %t && ASAN_OPTIONS=max_redzone=16 %t 0 2>&1 +// RUN: %clangxx_asan -O3 %s -o %t && %t 1 2>&1 + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <sanitizer/asan_interface.h> + +int main(int argc, char **argv) { + if (argc < 2) + return 1; + bool large_redzone = atoi(argv[1]); + size_t before = __asan_get_heap_size(); + void *pp[10000]; + for (int i = 0; i < 10000; ++i) + pp[i] = malloc(4096 - 64); + size_t after = __asan_get_heap_size(); + for (int i = 0; i < 10000; ++i) + free(pp[i]); + size_t diff = after - before; + return !(large_redzone ? diff > 46000000 : diff < 46000000); +} |