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| author | Martin Liska <mliska@suse.cz> | 2020-10-21 09:28:56 +0200 |
|---|---|---|
| committer | Martin Liska <mliska@suse.cz> | 2020-10-21 09:28:56 +0200 |
| commit | 6c5b08a2ca935c5db68e79d33e5c5b752252115c (patch) | |
| tree | 6b4aead7ad90b42a8ce5ee81e3ed5b0723b94b08 | |
| parent | b69f33f477b9ac38af3c39465600ae74a3554878 (diff) | |
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libsanitizer: add test-case
gcc/testsuite/ChangeLog:
PR sanitizer/97414
* g++.dg/asan/pr97414.C: New test.
| -rw-r--r-- | gcc/testsuite/g++.dg/asan/pr97414.C | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/asan/pr97414.C b/gcc/testsuite/g++.dg/asan/pr97414.C new file mode 100644 index 0000000..6ea0390 --- /dev/null +++ b/gcc/testsuite/g++.dg/asan/pr97414.C @@ -0,0 +1,19 @@ +/* PR sanitizer/97414 */ +/* { dg-do run } */ +/* { dg-set-target-env-var ASAN_OPTIONS "detect_invalid_pointer_pairs=1:halt_on_error=1,detect_stack_use_after_return=1" } */ +/* { dg-options "-fsanitize=address,pointer-compare,pointer-subtract" } */ + +[[gnu::noinline]] auto pointer_diff(const int *begin, const int *end) { + return end - begin; +} + +int main() { + constexpr auto size = (2048 / sizeof(int)) + 1; + + auto buf = new int[size]; + auto end = buf + size; + pointer_diff(end, buf); + delete[] buf; + + return 0; +} |