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author | Kostya Serebryany <kcc@google.com> | 2013-10-16 13:49:01 +0000 |
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committer | Kostya Serebryany <kcc@google.com> | 2013-10-16 13:49:01 +0000 |
commit | cca8e781e5353cba810a0ec3a814ddde2c4934e7 (patch) | |
tree | 5b61ac26e76c2f3b075453914e832360458e8e1e /lib/asan/lit_tests | |
parent | 166d6aac8aeafe0d915b7233ba9e6714fcfa2aae (diff) | |
download | compiler-rt-cca8e781e5353cba810a0ec3a814ddde2c4934e7.tar.gz compiler-rt-cca8e781e5353cba810a0ec3a814ddde2c4934e7.tar.bz2 compiler-rt-cca8e781e5353cba810a0ec3a814ddde2c4934e7.tar.xz |
[asan] introduce run-time flag 'poison_partial'
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@192793 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/asan/lit_tests')
-rw-r--r-- | lib/asan/lit_tests/TestCases/poison_partial.cc | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/lib/asan/lit_tests/TestCases/poison_partial.cc b/lib/asan/lit_tests/TestCases/poison_partial.cc new file mode 100644 index 00000000..f7c48bf5 --- /dev/null +++ b/lib/asan/lit_tests/TestCases/poison_partial.cc @@ -0,0 +1,19 @@ +// RUN: %clangxx_asan -O0 %s -o %t +// RUN: not %t 2>&1 | FileCheck %s +// RUN: not %t heap 2>&1 | FileCheck %s +// RUN: ASAN_OPTIONS=poison_partial=0 %t +// RUN: ASAN_OPTIONS=poison_partial=0 %t heap +#include <string.h> +char g[21]; +char *x; + +int main(int argc, char **argv) { + if (argc >= 2) + x = new char[21]; + else + x = &g[0]; + memset(x, 0, 21); + int *y = (int*)x; + return y[5]; +} +// CHECK: 0 bytes to the right |