Move TSan lit-tests under test/tsan

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@201414 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 26 insertions, 0 deletions

diff --git a/test/tsan/signal_malloc.cc b/test/tsan/signal_malloc.cc
new file mode 100644
index 000000000..ef180b8a2
--- /dev/null
+++ b/test/tsan/signal_malloc.cc
@@ -0,0 +1,26 @@
+// RUN: %clang_tsan -O1 %s -o %t && not %t 2>&1 | FileCheck %s
+#include <stdio.h>
+#include <stdlib.h>
+#include <signal.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+static void handler(int, siginfo_t*, void*) {
+  // CHECK: WARNING: ThreadSanitizer: signal-unsafe call inside of a signal
+  // CHECK:     #0 malloc
+  // CHECK:     #{{(1|2)}} handler(int, siginfo{{(_t)?}}*, void*) {{.*}}signal_malloc.cc:[[@LINE+2]]
+  // CHECK: SUMMARY: ThreadSanitizer: signal-unsafe call inside of a signal{{.*}}handler
+  volatile char *p = (char*)malloc(1);
+  p[0] = 0;
+  free((void*)p);
+}
+
+int main() {
+  struct sigaction act = {};
+  act.sa_sigaction = &handler;
+  sigaction(SIGPROF, &act, 0);
+  kill(getpid(), SIGPROF);
+  sleep(1);
+  return 0;
+}
+