vendor/compiler-rt/compiler-rt-trunk-r256633

1 files changed, 71 insertions, 0 deletions

diff --git a/test/asan/TestCases/Linux/activation-options.cc b/test/asan/TestCases/Linux/activation-options.cc
new file mode 100644
index 000000000000..1a1ad3f8c499
--- /dev/null
+++ b/test/asan/TestCases/Linux/activation-options.cc
@@ -0,0 +1,71 @@
+// Test for ASAN_OPTIONS=start_deactivated=1 mode.
+// Main executable is uninstrumented, but linked to ASan runtime. The shared
+// library is instrumented.
+
+// RUN: %clangxx_asan -O0 -DSHARED_LIB %s -fPIC -shared -o %t-so.so
+// RUN: %clangxx -O0 %s -c -o %t.o
+// RUN: %clangxx_asan -O0 %t.o %libdl -o %t
+
+// RUN: rm -f %t.asan.options.activation-options.cc.tmp
+// RUN: rm -f %t.asan.options.ABCDE
+// RUN: echo "help=1" >%t.asan.options.activation-options.cc.tmp
+
+// RUN: %env_asan_opts=start_deactivated=1 \
+// RUN:   ASAN_ACTIVATION_OPTIONS=include=%t.asan.options.%b %run %t 2>&1 | \
+// RUN:   FileCheck %s --check-prefix=CHECK-HELP --check-prefix=CHECK-FOUND
+
+// RUN: %env_asan_opts=start_deactivated=1 \
+// RUN:   ASAN_ACTIVATION_OPTIONS=include=%t.asan.options not %run %t 2>&1 | \
+// RUN:   FileCheck %s --check-prefix=CHECK-NO-HELP --check-prefix=CHECK-MISSING
+
+// RUN: %env_asan_opts=start_deactivated=1 \
+// RUN:   ASAN_ACTIVATION_OPTIONS=include=%t.asan.options.%b not %run %t --fix-name 2>&1 | \
+// RUN:   FileCheck %s --check-prefix=CHECK-NO-HELP --check-prefix=CHECK-MISSING
+
+// RUN: echo "help=1" >%t.asan.options.ABCDE
+
+// RUN: %env_asan_opts=start_deactivated=1 \
+// RUN:   ASAN_ACTIVATION_OPTIONS=include=%t.asan.options.%b %run %t --fix-name 2>&1 | \
+// RUN:   FileCheck %s --check-prefix=CHECK-HELP --check-prefix=CHECK-FOUND
+
+// XFAIL: arm-linux-gnueabi
+// XFAIL: android
+
+#if !defined(SHARED_LIB)
+#include <assert.h>
+#include <dlfcn.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include <string>
+
+#include "sanitizer/asan_interface.h"
+
+typedef void (*Fn)();
+
+int main(int argc, char *argv[]) {
+  std::string path = std::string(argv[0]) + "-so.so";
+
+  if (argc > 1 && strcmp(argv[1], "--fix-name") == 0) {
+    assert(strlen(argv[0]) > 5);
+    strcpy(argv[0], "ABCDE");
+  }
+
+  void *dso = dlopen(path.c_str(), RTLD_NOW);
+  if (!dso) {
+    fprintf(stderr, "dlopen failed: %s\n", dlerror());
+    return 1;
+  }
+
+  return 0;
+}
+#else  // SHARED_LIB
+// Empty: all we need is an ASan shared library constructor.
+#endif  // SHARED_LIB
+
+// CHECK-HELP: Available flags for {{.*}}Sanitizer:
+// CHECK-NO-HELP-NOT: Available flags for {{.*}}Sanitizer:
+// CHECK-FOUND-NOT: Failed to read options
+// CHECK-MISSING: Failed to read options