1 files changed, 63 insertions, 0 deletions
diff --git a/lib/asan/lit_tests/TestCases/wait.cc b/lib/asan/lit_tests/TestCases/wait.cc
new file mode 100644
index 000000000000..b5580dc88675
--- /dev/null
+++ b/lib/asan/lit_tests/TestCases/wait.cc
@@ -0,0 +1,63 @@
+// RUN: %clangxx_asan -DWAIT -O0 %s -o %t && not %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -DWAIT -O3 %s -o %t && not %t 2>&1 | FileCheck %s
+
+// RUN: %clangxx_asan -DWAITPID -O0 %s -o %t && not %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -DWAITPID -O3 %s -o %t && not %t 2>&1 | FileCheck %s
+
+// RUN: %clangxx_asan -DWAITID -O0 %s -o %t && not %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -DWAITID -O3 %s -o %t && not %t 2>&1 | FileCheck %s
+
+// RUN: %clangxx_asan -DWAIT3 -O0 %s -o %t && not %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -DWAIT3 -O3 %s -o %t && not %t 2>&1 | FileCheck %s
+
+// RUN: %clangxx_asan -DWAIT4 -O0 %s -o %t && not %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -DWAIT4 -O3 %s -o %t && not %t 2>&1 | FileCheck %s
+
+// RUN: %clangxx_asan -DWAIT3_RUSAGE -O0 %s -o %t && not %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -DWAIT3_RUSAGE -O3 %s -o %t && not %t 2>&1 | FileCheck %s
+
+// RUN: %clangxx_asan -DWAIT4_RUSAGE -O0 %s -o %t && not %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -DWAIT4_RUSAGE -O3 %s -o %t && not %t 2>&1 | FileCheck %s
+
+
+#include <assert.h>
+#include <sys/wait.h>
+#include <unistd.h>
+
+int main(int argc, char **argv) {
+  pid_t pid = fork();
+  if (pid) { // parent
+    int x[3];
+    int *status = x + argc * 3;
+    int res;
+#if defined(WAIT)
+    res = wait(status);
+#elif defined(WAITPID)
+    res = waitpid(pid, status, WNOHANG);
+#elif defined(WAITID)
+    siginfo_t *si = (siginfo_t*)(x + argc * 3);
+    res = waitid(P_ALL, 0, si, WEXITED | WNOHANG);
+#elif defined(WAIT3)
+    res = wait3(status, WNOHANG, NULL);
+#elif defined(WAIT4)
+    res = wait4(pid, status, WNOHANG, NULL);
+#elif defined(WAIT3_RUSAGE) || defined(WAIT4_RUSAGE)
+    struct rusage *ru = (struct rusage*)(x + argc * 3);
+    int good_status;
+# if defined(WAIT3_RUSAGE)
+    res = wait3(&good_status, WNOHANG, ru);
+# elif defined(WAIT4_RUSAGE)
+    res = wait4(pid, &good_status, WNOHANG, ru);
+# endif
+#endif
+    // CHECK: stack-buffer-overflow
+    // CHECK: {{WRITE of size .* at 0x.* thread T0}}
+    // CHECK: {{in .*wait}}
+    // CHECK: {{in main .*wait.cc:}}
+    // CHECK: is located in stack of thread T0 at offset
+    // CHECK: {{in main}}
+    return res != -1;
+  }
+  // child
+  return 0;
+}