Files
clang-p2996/compiler-rt/test/asan/TestCases/debug_mapping.cc
Etienne Bergeron 65e38a53b3 [compiler-rt] Fix broken unittest on win64
Summary:
This is an other tentative to fix:
https://reviews.llvm.org/D22588

It's less clever, but should work.

Turn out there is not an easy way to write a portable print
for a pointer in lowercase without the prefix 0x.

Reviewers: rnk

Subscribers: llvm-commits, wang0109, kubabrecka, chrisha

Differential Revision: https://reviews.llvm.org/D22606

llvm-svn: 276286
2016-07-21 14:36:25 +00:00

31 lines
699 B
C++

// Checks that the debugging API returns correct shadow scale and offset.
// RUN: %clangxx_asan -O %s -o %t
// RUN: %env_asan_opts=verbosity=1 %run %t 2>&1 | FileCheck %s
#include <sanitizer/asan_interface.h>
#include <stdio.h>
#include <stdlib.h>
#if _WIN64
#define PTR "%llx"
#else
#define PTR "%lx"
#endif
// printed because of verbosity=1
// CHECK: SHADOW_SCALE: [[SCALE:[0-9]+]]
// CHECK: SHADOW_OFFSET: [[OFFSET:0x[0-9a-f]+]]
int main() {
size_t scale, offset;
__asan_get_shadow_mapping(&scale, &offset);
fprintf(stderr, "scale: %d\n", (int)scale);
fprintf(stderr, "offset: 0x" PTR "\n", (void*)offset);
// CHECK: scale: [[SCALE]]
// CHECK: offset: [[OFFSET]]
return 0;
}