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tsan: fix SIGRTMAX handling 

llvm-svn: 202022
This commit is contained in:
Dmitry Vyukov 2014-02-24 11:28:59 +00:00
parent 2f27f0b0ee
commit a661a13c0f
1 changed files with 5 additions and 1 deletions
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6
compiler-rt/lib/tsan/rtl/tsan_interceptors.cc
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@ -29,7 +29,7 @@
using namespace __tsan; // NOLINT using namespace __tsan; // NOLINT
const int kSigCount = 64; const int kSigCount = 65;
struct my_siginfo_t { struct my_siginfo_t {
// The size is determined by looking at sizeof of real siginfo_t on linux. // The size is determined by looking at sizeof of real siginfo_t on linux.
@ -1704,6 +1704,10 @@ void ALWAYS_INLINE rtl_generic_sighandler(bool sigact, int sig,
my_siginfo_t *info, void *ctx) { my_siginfo_t *info, void *ctx) {
ThreadState *thr = cur_thread(); ThreadState *thr = cur_thread();
SignalContext *sctx = SigCtx(thr); SignalContext *sctx = SigCtx(thr);
if (sig < 0 || sig >= kSigCount) {
VPrintf(1, "ThreadSanitizer: ignoring signal %d\n", sig);
return;
}
// Don't mess with synchronous signals. // Don't mess with synchronous signals.
const bool sync = is_sync_signal(sctx, sig); const bool sync = is_sync_signal(sctx, sig);
if (sync || if (sync ||