aboutsummaryrefslogtreecommitdiff
path: root/test/asan/TestCases/Darwin/sandbox-symbolizer.cc
diff options
context:
space:
mode:
Diffstat (limited to 'test/asan/TestCases/Darwin/sandbox-symbolizer.cc')
-rw-r--r--test/asan/TestCases/Darwin/sandbox-symbolizer.cc29
1 files changed, 29 insertions, 0 deletions
diff --git a/test/asan/TestCases/Darwin/sandbox-symbolizer.cc b/test/asan/TestCases/Darwin/sandbox-symbolizer.cc
new file mode 100644
index 000000000000..4310f9c599e3
--- /dev/null
+++ b/test/asan/TestCases/Darwin/sandbox-symbolizer.cc
@@ -0,0 +1,29 @@
+// In a non-forking sandbox, we can't spawn an external symbolizer, but dladdr()
+// should still work and provide function names. No line numbers though.
+// Second, `atos` symbolizer can't inspect a process that has an inaccessible
+// task port, in which case we should again fallback to dladdr gracefully.
+
+// RUN: %clangxx_asan -O0 %s -o %t
+// RUN: not %run sandbox-exec -p '(version 1)(allow default)(deny process-fork)' %t 2>&1 | FileCheck %s
+// RUN: not %run sandbox-exec -p '(version 1)(allow default)(deny mach-priv-task-port)' %t 2>&1 | FileCheck %s
+// RUN: env ASAN_SYMBOLIZER_PATH="" not %run sandbox-exec -p '(version 1)(allow default)(deny mach-priv-task-port)' %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O3 %s -o %t
+// RUN: not %run sandbox-exec -p '(version 1)(allow default)(deny process-fork)' %t 2>&1 | FileCheck %s
+// RUN: not %run sandbox-exec -p '(version 1)(allow default)(deny mach-priv-task-port)' %t 2>&1 | FileCheck %s
+// RUN: env ASAN_SYMBOLIZER_PATH="" not %run sandbox-exec -p '(version 1)(allow default)(deny mach-priv-task-port)' %t 2>&1 | FileCheck %s
+
+#include <stdlib.h>
+int main() {
+ char *x = (char*)malloc(10 * sizeof(char));
+ free(x);
+ return x[5];
+ // CHECK: {{.*ERROR: AddressSanitizer: heap-use-after-free on address}}
+ // CHECK: {{READ of size 1 at 0x.* thread T0}}
+ // CHECK: {{ #0 0x.* in main}}
+ // CHECK: {{freed by thread T0 here:}}
+ // CHECK: {{ #0 0x.* in wrap_free}}
+ // CHECK: {{ #1 0x.* in main}}
+ // CHECK: {{previously allocated by thread T0 here:}}
+ // CHECK: {{ #0 0x.* in wrap_malloc}}
+ // CHECK: {{ #1 0x.* in main}}
+}