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| author | Evgeniy Stepanov <eugeni.stepanov@gmail.com> | 2015-05-01 00:40:42 +0000 |
|---|---|---|
| committer | Evgeniy Stepanov <eugeni.stepanov@gmail.com> | 2015-05-01 00:40:42 +0000 |
| commit | 253270bf69eeae5f274bdabfbe08d26c9e3197bb (patch) | |
| tree | a74bab35cca95c82d856e79202a3b522300b1f61 /lib/sanitizer_common/sanitizer_coverage_libcdep.cc | |
| parent | 83f66ab67c6128d593c659546216a2d9ebce945e (diff) | |
[asancov] Fix coverage reserving 4x the necessary amount of memory on fork.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@236294 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/sanitizer_common/sanitizer_coverage_libcdep.cc')
| -rw-r--r-- | lib/sanitizer_common/sanitizer_coverage_libcdep.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/sanitizer_common/sanitizer_coverage_libcdep.cc b/lib/sanitizer_common/sanitizer_coverage_libcdep.cc index 210d5bc29..789cf9914 100644 --- a/lib/sanitizer_common/sanitizer_coverage_libcdep.cc +++ b/lib/sanitizer_common/sanitizer_coverage_libcdep.cc @@ -266,8 +266,9 @@ void CoverageData::ReInit() { // In memory-mapped mode we must extend the new file to the known array // size. uptr size = atomic_load(&pc_array_size, memory_order_relaxed); + uptr npcs = size / sizeof(uptr); Enable(); - if (size) Extend(size); + if (size) Extend(npcs); if (coverage_enabled) CovUpdateMapping(coverage_dir); } else { Enable(); |