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| author | Kostya Serebryany <kcc@google.com> | 2016-02-04 02:02:09 +0000 |
|---|---|---|
| committer | Kostya Serebryany <kcc@google.com> | 2016-02-04 02:02:09 +0000 |
| commit | 2aa0339aea9c1adc1039ae0922e55168cf211ad0 (patch) | |
| tree | 33f827fc452e3639580a071cc678b7a7a67604ea /test/asan | |
| parent | a29fa41fc3ca1602870b790560b468c916316489 (diff) | |
[asan] When catching a signal caused by a memory access, print if it's a READ or a WRITE. This touches win/mac files which I have not tested, if a win/mac bot fails I'll try to quick-fix
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@259741 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/asan')
| -rw-r--r-- | test/asan/TestCases/Linux/segv_read_write.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/test/asan/TestCases/Linux/segv_read_write.c b/test/asan/TestCases/Linux/segv_read_write.c new file mode 100644 index 000000000..841037137 --- /dev/null +++ b/test/asan/TestCases/Linux/segv_read_write.c @@ -0,0 +1,17 @@ +// RUN: %clangxx_asan -O0 %s -o %t +// RUN: not %run %t 2>&1 | FileCheck %s --check-prefix=READ +// RUN: not %run %t write 2>&1 | FileCheck %s --check-prefix=WRITE + +static volatile int sink; +__attribute__((noinline)) void Read(int *ptr) { sink = *ptr; } +__attribute__((noinline)) void Write(int *ptr) { *ptr = 0; } +int main(int argc, char **argv) { + if (argc == 1) + Read((int *)0); + else + Write((int *)0); +} +// READ: AddressSanitizer: SEGV on unknown address +// READ: The signal is caused by a READ memory access. +// WRITE: AddressSanitizer: SEGV on unknown address +// WRITE: The signal is caused by a WRITE memory access. |