Vendor import of compiler-rt trunk r304659:vendor/compiler-rt/compiler-rt-trunk-r304659

https://llvm.org/svn/llvm-project/compiler-rt/trunk@304659

3 files changed, 20 insertions, 194 deletions

diff --git a/test/asan/TestCases/Android/coverage-android.cc b/test/asan/TestCases/Android/coverage-android.cc
deleted file mode 100644
index cf4f33ebdb44..000000000000
--- a/test/asan/TestCases/Android/coverage-android.cc
+++ /dev/null
@@ -1,147 +0,0 @@
-// Test for direct coverage writing with dlopen.
-
-// Test normal exit, coverage level 1.
-// RUN: %clangxx_asan -fsanitize-coverage=func -DSHARED %s -shared -o %T/libcoverage_android_test_1.so -fPIC
-// RUN: %clangxx_asan -fsanitize-coverage=func -DSO_DIR=\"%device\" %s -o %t
-
-// RUN: adb shell rm -rf %device/coverage-android
-// RUN: rm -rf %T/coverage-android
-
-// RUN: adb shell mkdir -p %device/coverage-android/direct
-// RUN: mkdir -p %T/coverage-android/direct
-// RUN: %env_asan_opts=coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android/direct:verbosity=1 %run %t
-// RUN: adb pull %device/coverage-android/direct %T/coverage-android/direct
-// RUN: ls; pwd
-// RUN: cd %T/coverage-android/direct
-// RUN: %sancov rawunpack *.sancov.raw
-// RUN: %sancov print *.sancov |& FileCheck --check-prefix=CHECK1 %s
-
-
-// Test sudden death, coverage level 1.
-// RUN: %clangxx_asan -fsanitize-coverage=func -DSHARED -DKILL %s -shared -o %T/libcoverage_android_test_1.so -fPIC
-// RUN: %clangxx_asan -fsanitize-coverage=func -DSO_DIR=\"%device\" %s -o %t
-
-// RUN: adb shell rm -rf %device/coverage-android-kill
-// RUN: rm -rf %T/coverage-android-kill
-
-// RUN: adb shell mkdir -p %device/coverage-android-kill/direct
-// RUN: mkdir -p %T/coverage-android-kill/direct
-// RUN: %env_asan_opts=coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android-kill/direct:verbosity=1 not %run %t
-// RUN: adb pull %device/coverage-android-kill/direct %T/coverage-android-kill/direct
-// RUN: ls; pwd
-// RUN: cd %T/coverage-android-kill/direct
-// RUN: %sancov rawunpack *.sancov.raw
-// RUN: %sancov print *.sancov |& FileCheck --check-prefix=CHECK1 %s
-
-
-// Test normal exit, coverage level 2.
-// RUN: %clangxx_asan -fsanitize-coverage=bb -DSHARED %s -shared -o %T/libcoverage_android_test_1.so -fPIC
-// RUN: %clangxx_asan -fsanitize-coverage=bb -DSO_DIR=\"%device\" %s -o %t
-
-// RUN: adb shell rm -rf %device/coverage-android
-// RUN: rm -rf %T/coverage-android
-
-// RUN: adb shell mkdir -p %device/coverage-android/direct
-// RUN: mkdir -p %T/coverage-android/direct
-// RUN: %env_asan_opts=coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android/direct:verbosity=1 %run %t
-// RUN: adb pull %device/coverage-android/direct %T/coverage-android/direct
-// RUN: ls; pwd
-// RUN: cd %T/coverage-android/direct
-// RUN: %sancov rawunpack *.sancov.raw
-// RUN: %sancov print *.sancov |& FileCheck --check-prefix=CHECK2 %s
-
-
-// Test sudden death, coverage level 2.
-// RUN: %clangxx_asan -fsanitize-coverage=bb -DSHARED -DKILL %s -shared -o %T/libcoverage_android_test_1.so -fPIC
-// RUN: %clangxx_asan -fsanitize-coverage=bb -DSO_DIR=\"%device\" %s -o %t
-
-// RUN: adb shell rm -rf %device/coverage-android-kill
-// RUN: rm -rf %T/coverage-android-kill
-
-// RUN: adb shell mkdir -p %device/coverage-android-kill/direct
-// RUN: mkdir -p %T/coverage-android-kill/direct
-// RUN: %env_asan_opts=coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android-kill/direct:verbosity=1 not %run %t
-// RUN: adb pull %device/coverage-android-kill/direct %T/coverage-android-kill/direct
-// RUN: ls; pwd
-// RUN: cd %T/coverage-android-kill/direct
-// RUN: %sancov rawunpack *.sancov.raw
-// RUN: %sancov print *.sancov |& FileCheck --check-prefix=CHECK2 %s
-
-
-// Test normal exit, coverage level 3.
-// RUN: %clangxx_asan -fsanitize-coverage=edge -DSHARED %s -shared -o %T/libcoverage_android_test_1.so -fPIC
-// RUN: %clangxx_asan -fsanitize-coverage=edge -DSO_DIR=\"%device\" %s -o %t
-
-// RUN: adb shell rm -rf %device/coverage-android
-// RUN: rm -rf %T/coverage-android
-
-// RUN: adb shell mkdir -p %device/coverage-android/direct
-// RUN: mkdir -p %T/coverage-android/direct
-// RUN: %env_asan_opts=coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android/direct:verbosity=1 %run %t
-// RUN: adb pull %device/coverage-android/direct %T/coverage-android/direct
-// RUN: ls; pwd
-// RUN: cd %T/coverage-android/direct
-// RUN: %sancov rawunpack *.sancov.raw
-// RUN: %sancov print *.sancov |& FileCheck --check-prefix=CHECK3 %s
-
-
-// Test sudden death, coverage level 3.
-// RUN: %clangxx_asan -fsanitize-coverage=edge -DSHARED -DKILL %s -shared -o %T/libcoverage_android_test_1.so -fPIC
-// RUN: %clangxx_asan -fsanitize-coverage=edge -DSO_DIR=\"%device\" %s -o %t
-
-// RUN: adb shell rm -rf %device/coverage-android-kill
-// RUN: rm -rf %T/coverage-android-kill
-
-// RUN: adb shell mkdir -p %device/coverage-android-kill/direct
-// RUN: mkdir -p %T/coverage-android-kill/direct
-// RUN: %env_asan_opts=coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android-kill/direct:verbosity=1 not %run %t
-// RUN: adb pull %device/coverage-android-kill/direct %T/coverage-android-kill/direct
-// RUN: ls; pwd
-// RUN: cd %T/coverage-android-kill/direct
-// RUN: %sancov rawunpack *.sancov.raw
-// RUN: %sancov print *.sancov |& FileCheck --check-prefix=CHECK3 %s
-
-// PC counts in CHECK lines are platform dependent and match arm32 at the moment.
-// sancov tool does not support Android well enough to match function names
-// REQUIRES: arm
-
-#include <assert.h>
-#include <dlfcn.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <signal.h>
-
-#ifdef SHARED
-extern "C" {
-void bar() {
-  printf("bar\n");
-#ifdef KILL
-  kill(getpid(), SIGKILL);
-#endif
-}
-}
-#else
-
-volatile int sink;
-
-int main(int argc, char **argv) {
-  fprintf(stderr, "PID: %d\n", getpid());
-  void *handle1 =
-      dlopen(SO_DIR "/libcoverage_android_test_1.so", RTLD_LAZY);
-  assert(handle1);
-
-  if (argc == 0)
-    sink = 0;
-
-  void (*bar1)() = (void (*)())dlsym(handle1, "bar");
-  assert(bar1);
-  bar1();
-
-  return 0;
-}
-#endif
-
-// CHECK1: 2 PCs total
-// CHECK2: 4 PCs total
-// CHECK3: 5 PCs total
diff --git a/test/asan/TestCases/Linux/uar_signals.cc b/test/asan/TestCases/Linux/uar_signals.cc
index f42c3f666554..f96a2fecb367 100644
--- a/test/asan/TestCases/Linux/uar_signals.cc
+++ b/test/asan/TestCases/Linux/uar_signals.cc
@@ -1,12 +1,13 @@
 // This test checks that the implementation of use-after-return
 // is async-signal-safe.
-// RUN: %clangxx_asan -O1 %s -o %t -pthread && %run %t
+// RUN: %clangxx_asan -std=c++11 -O1 %s -o %t -pthread && %run %t
 // REQUIRES: stable-runtime
 #include <signal.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <sys/time.h>
 #include <pthread.h>
+#include <initializer_list>
 
 int *g;
 int n_signals;
@@ -17,7 +18,6 @@ void SignalHandler(int, siginfo_t*, void*) {
   int local;
   g = &local;
   n_signals++;
-  // printf("s: %p\n", &local);
 }
 
 static void EnableSigprof(Sigaction SignalHandler) {
@@ -49,22 +49,29 @@ void RecursiveFunction(int depth) {
   RecursiveFunction(depth - 1);
 }
 
-void *Thread(void *) {
-  RecursiveFunction(18);
+void *FastThread(void *) {
+  RecursiveFunction(1);
+  return NULL;
+}
+
+void *SlowThread(void *) {
+  RecursiveFunction(1);
   return NULL;
 }
 
 int main(int argc, char **argv) {
   EnableSigprof(SignalHandler);
 
-  for (int i = 0; i < 4; i++) {
-    fprintf(stderr, ".");
-    const int kNumThread = sizeof(void*) == 8 ? 16 : 8;
-    pthread_t t[kNumThread];
-    for (int i = 0; i < kNumThread; i++)
-      pthread_create(&t[i], 0, Thread, 0);
-    for (int i = 0; i < kNumThread; i++)
-      pthread_join(t[i], 0);
+  for (auto Thread : {&FastThread, &SlowThread}) {
+    for (int i = 0; i < 1000; i++) {
+      fprintf(stderr, ".");
+      const int kNumThread = sizeof(void*) == 8 ? 32 : 8;
+      pthread_t t[kNumThread];
+      for (int i = 0; i < kNumThread; i++)
+        pthread_create(&t[i], 0, Thread, 0);
+      for (int i = 0; i < kNumThread; i++)
+        pthread_join(t[i], 0);
+    }
+    fprintf(stderr, "\n");
   }
-  fprintf(stderr, "\n");
 }
diff --git a/test/asan/TestCases/Posix/coverage-maybe-open-file.cc b/test/asan/TestCases/Posix/coverage-maybe-open-file.cc
deleted file mode 100644
index ee2977af11c4..000000000000
--- a/test/asan/TestCases/Posix/coverage-maybe-open-file.cc
+++ /dev/null
@@ -1,34 +0,0 @@
-// FIXME: https://code.google.com/p/address-sanitizer/issues/detail?id=316
-// XFAIL: android
-// UNSUPPORTED: ios
-//
-// RUN: %clangxx_asan -fsanitize-coverage=func %s -o %t
-// RUN: rm -rf %T/coverage-maybe-open-file
-// RUN: mkdir -p %T/coverage-maybe-open-file && cd %T/coverage-maybe-open-file
-// RUN: %env_asan_opts=coverage=1 %run %t | FileCheck %s --check-prefix=CHECK-success
-// RUN: %env_asan_opts=coverage=0 %run %t | FileCheck %s --check-prefix=CHECK-fail
-// RUN: FileCheck %s <  test.sancov.packed -implicit-check-not={{.}} --check-prefix=CHECK-test
-// RUN: cd .. && rm -rf %T/coverage-maybe-open-file
-
-#include <stdio.h>
-#include <string.h>
-#include <unistd.h>
-
-#include <sanitizer/coverage_interface.h>
-
-// FIXME: the code below might not work on Windows.
-int main(int argc, char **argv) {
-  int fd = __sanitizer_maybe_open_cov_file("test");
-  if (fd > 0) {
-    printf("SUCCESS\n");
-    const char s[] = "test\n";
-    write(fd, s, strlen(s));
-    close(fd);
-  } else {
-    printf("FAIL\n");
-  }
-}
-
-// CHECK-success: SUCCESS
-// CHECK-fail: FAIL
-// CHECK-test: {{^}}test{{$}}