| // 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 |
| // XFAIL: arm-linux-gnueabi |
| // XFAIL: armv7l-unknown-linux-gnueabihf |
| #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>}} |
| } |
