diff options
| author | Alex Shlyapnikov <alekseys@google.com> | 2017-01-12 18:51:25 +0000 |
|---|---|---|
| committer | Alex Shlyapnikov <alekseys@google.com> | 2017-01-12 18:51:25 +0000 |
| commit | ebf4bc96909c0a03185023fb12da0a60f0975462 (patch) | |
| tree | 7da3889e16e2f90bae687e37ef32178a9d64a39a /lib/asan/asan_flags.cc | |
| parent | c4c8246ca04399c9f0b6f4972c7451a4b1209fe3 (diff) | |
ASAN activate/deactive controls thread_local_quarantine_size_kb option.
Summary:
Bypass quarantine altogether when quarantine size is set ot zero.
Also, relax atomic load/store of quarantine parameters, the
release/acquire semantics is an overkill here.
Reviewers: eugenis
Subscribers: kubabrecka, llvm-commits, mehdi_amini
Differential Revision: https://reviews.llvm.org/D28586
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@291791 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/asan/asan_flags.cc')
| -rw-r--r-- | lib/asan/asan_flags.cc | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/asan/asan_flags.cc b/lib/asan/asan_flags.cc index 4db407d45..ad5bbff28 100644 --- a/lib/asan/asan_flags.cc +++ b/lib/asan/asan_flags.cc @@ -169,6 +169,11 @@ void InitializeFlags() { (ASAN_LOW_MEMORY) ? 1 << 6 : FIRST_32_SECOND_64(1 << 8, 1 << 10); f->thread_local_quarantine_size_kb = kDefaultThreadLocalQuarantineSizeKb; } + if (f->thread_local_quarantine_size_kb == 0 && f->quarantine_size_mb > 0) { + Report("%s: thread_local_quarantine_size_kb can be set to 0 only when " + "quarantine_size_mb is set to 0\n", SanitizerToolName); + Die(); + } if (!f->replace_str && common_flags()->intercept_strlen) { Report("WARNING: strlen interceptor is enabled even though replace_str=0. " "Use intercept_strlen=0 to disable it."); |