[compiler-rt] r189339 - [msan] A test for ppoll() interceptor.

[Evgeniy Stepanov]

Author: eugenis
Date: Tue Aug 27 06:10:20 2013
New Revision: 189339

URL: http://llvm.org/viewvc/llvm-project?rev=189339&view=rev
Log:
[msan] A test for ppoll() interceptor.

Modified:
    compiler-rt/trunk/lib/msan/tests/msan_test.cc

Modified: compiler-rt/trunk/lib/msan/tests/msan_test.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/msan/tests/msan_test.cc?rev=189339&r1=189338&r2=189339&view=diff
==============================================================================
--- compiler-rt/trunk/lib/msan/tests/msan_test.cc (original)
+++ compiler-rt/trunk/lib/msan/tests/msan_test.cc Tue Aug 27 06:10:20 2013
@@ -731,6 +731,31 @@ TEST(MemorySanitizer, poll) {
   close(pipefd[1]);
 }
 
+TEST(MemorySanitizer, ppoll) {
+  int* pipefd = new int[2];
+  int res = pipe(pipefd);
+  ASSERT_EQ(0, res);
+
+  char data = 42;
+  res = write(pipefd[1], &data, 1);
+  ASSERT_EQ(1, res);
+
+  pollfd fds[2];
+  fds[0].fd = pipefd[0];
+  fds[0].events = POLLIN;
+  fds[1].fd = pipefd[1];
+  fds[1].events = POLLIN;
+  sigset_t ss;
+  sigemptyset(&ss);
+  res = ppoll(fds, 2, NULL, &ss);
+  ASSERT_EQ(1, res);
+  EXPECT_NOT_POISONED(fds[0].revents);
+  EXPECT_NOT_POISONED(fds[1].revents);
+
+  close(pipefd[0]);
+  close(pipefd[1]);
+}
+
 TEST(MemorySanitizer, poll_positive) {
   int* pipefd = new int[2];
   int res = pipe(pipefd);