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author | Kostya Serebryany <kcc@google.com> | 2017-07-28 01:38:43 +0000 |
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committer | Kostya Serebryany <kcc@google.com> | 2017-07-28 01:38:43 +0000 |
commit | ab3ad40db18c65299f5c4dbcd0cec54a774e50cf (patch) | |
tree | 26644372bbe312fed57993494971e12033960f69 /test | |
parent | 33aba8c1c12302cd0e59995896a49338993022f6 (diff) |
[sanitizer-coverage] add a run-time test for -fsanitize-coverage=inline-8bit-counters,pc-table
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@309351 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
-rw-r--r-- | test/sanitizer_common/TestCases/sanitizer_coverage_inline8bit_counter.cc | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/test/sanitizer_common/TestCases/sanitizer_coverage_inline8bit_counter.cc b/test/sanitizer_common/TestCases/sanitizer_coverage_inline8bit_counter.cc index b7246ebf2..c071ba669 100644 --- a/test/sanitizer_common/TestCases/sanitizer_coverage_inline8bit_counter.cc +++ b/test/sanitizer_common/TestCases/sanitizer_coverage_inline8bit_counter.cc @@ -1,11 +1,12 @@ -// Tests -fsanitize-coverage=inline-8bit-counters +// Tests -fsanitize-coverage=inline-8bit-counters,pc-table // // REQUIRES: has_sancovcc,stable-runtime // UNSUPPORTED: i386-darwin // -// RUN: %clangxx -O0 %s -fsanitize-coverage=inline-8bit-counters 2>&1 +// RUN: %clangxx -O0 %s -fsanitize-coverage=inline-8bit-counters,pc-table 2>&1 #include <stdio.h> +#include <stdint.h> #include <assert.h> const char *first_counter; @@ -17,7 +18,19 @@ void __sanitizer_cov_8bit_counters_init(const char *start, const char *end) { first_counter = start; } +uintptr_t FirstPC; + +extern "C" void __sanitizer_cov_pcs_init(const uint8_t *pcs_beg, + const uint8_t *pcs_end) { + const uintptr_t *B = (const uintptr_t *)pcs_beg; + const uintptr_t *E = (const uintptr_t *)pcs_end; + assert(B < E); + FirstPC = *B; +} + + int main() { assert(first_counter); assert(*first_counter == 1); + assert(FirstPC == (uintptr_t)&main); } |