diff options
author | Nico Weber <nicolasweber@gmx.de> | 2019-08-05 16:48:12 +0000 |
---|---|---|
committer | Nico Weber <nicolasweber@gmx.de> | 2019-08-05 16:48:12 +0000 |
commit | 2f91f4f955190c500ab3a1ec4b92ad3f3af72724 (patch) | |
tree | 14f3bb241fe04d56481582cad0dcb00f3dc1a01e /test/asan/TestCases/deep_stack_uaf.cpp | |
parent | 9b46f1e9a77b1faa2e9869b9b886f05ac5d39411 (diff) | |
download | compiler-rt-2f91f4f955190c500ab3a1ec4b92ad3f3af72724.tar.gz |
compiler-rt: Rename cc files below test/asan to cpp
See r367803 and similar other changes.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@367887 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/asan/TestCases/deep_stack_uaf.cpp')
-rw-r--r-- | test/asan/TestCases/deep_stack_uaf.cpp | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/asan/TestCases/deep_stack_uaf.cpp b/test/asan/TestCases/deep_stack_uaf.cpp new file mode 100644 index 000000000..bdf0dbdb4 --- /dev/null +++ b/test/asan/TestCases/deep_stack_uaf.cpp @@ -0,0 +1,35 @@ +// Check that we can store lots of stack frames if asked to. + +// RUN: %clangxx_asan -O0 %s -o %t 2>&1 +// RUN: %env_asan_opts=malloc_context_size=120:redzone=512 not %run %t 2>&1 | FileCheck %s +// REQUIRES: stable-runtime +#include <stdlib.h> +#include <stdio.h> + +template <int depth> +struct DeepFree { + static void free(char *x) { + DeepFree<depth - 1>::free(x); + } +}; + +template<> +struct DeepFree<0> { + static void free(char *x) { + ::free(x); + } +}; + +int main() { + char *x = (char*)malloc(10); + // deep_free(x); + DeepFree<200>::free(x); + return x[5]; + // CHECK: {{.*ERROR: AddressSanitizer: heap-use-after-free on address}} + // The libcxxrt demangling procedure on FreeBSD 9.2 incorrectly appends + // extra 'E' characters to the end of template arguments; see: + // https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=192115 + // CHECK: {{DeepFree<36>|DeepFree<36E>}} + // CHECK: {{DeepFree<98>|DeepFree<98E>}} + // CHECK: {{DeepFree<115>|DeepFree<115E>}} +} |