From ce5e65ee93ea171e98d7d5a05a69b4d94b225c7a Mon Sep 17 00:00:00 2001 From: Kostya Serebryany Date: Fri, 28 Jul 2017 01:38:43 +0000 Subject: [PATCH] [sanitizer-coverage] add a run-time test for -fsanitize-coverage=inline-8bit-counters,pc-table llvm-svn: 309351 --- .../sanitizer_coverage_inline8bit_counter.cc | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/compiler-rt/test/sanitizer_common/TestCases/sanitizer_coverage_inline8bit_counter.cc b/compiler-rt/test/sanitizer_common/TestCases/sanitizer_coverage_inline8bit_counter.cc index b7246ebf2751..c071ba669ba3 100644 --- a/compiler-rt/test/sanitizer_common/TestCases/sanitizer_coverage_inline8bit_counter.cc +++ b/compiler-rt/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 +#include #include 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); }