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authorTeresa Johnson <tejohnson@google.com>2017-11-08 20:27:28 +0000
committerTeresa Johnson <tejohnson@google.com>2017-11-08 20:27:28 +0000
commit4468fdf54b97cdc36654eadb4c4fa84ec44ac20c (patch)
treebceb857c883a7d5db15c929a562271eba042aec4 /test
parent23507b4feefd35b704481acb5dd1eff22e9696cc (diff)
[ThinLTO] Ensure sanitizer passes are run
Recommit new test as linux-only. git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@317723 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
-rw-r--r--test/asan/TestCases/Linux/contiguous_container_crash_thinlto.cc53
1 files changed, 53 insertions, 0 deletions
diff --git a/test/asan/TestCases/Linux/contiguous_container_crash_thinlto.cc b/test/asan/TestCases/Linux/contiguous_container_crash_thinlto.cc
new file mode 100644
index 000000000..e2f7a66f2
--- /dev/null
+++ b/test/asan/TestCases/Linux/contiguous_container_crash_thinlto.cc
@@ -0,0 +1,53 @@
+// RUN: %clangxx_asan -flto=thin -O %s -o %t.thinlto
+// RUN: not %run %t.thinlto crash 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s
+// RUN: not %run %t.thinlto bad-bounds 2>&1 | FileCheck --check-prefix=CHECK-BAD-BOUNDS %s
+// RUN: not %run %t.thinlto bad-alignment 2>&1 | FileCheck --check-prefix=CHECK-BAD-ALIGNMENT %s
+// RUN: %env_asan_opts=detect_container_overflow=0 %run %t.thinlto crash
+//
+// Test crash due to __sanitizer_annotate_contiguous_container.
+
+#include <assert.h>
+#include <string.h>
+
+extern "C" {
+void __sanitizer_annotate_contiguous_container(const void *beg, const void *end,
+ const void *old_mid,
+ const void *new_mid);
+} // extern "C"
+
+static volatile int one = 1;
+
+int TestCrash() {
+ long t[100];
+ t[60] = 0;
+ __sanitizer_annotate_contiguous_container(&t[0], &t[0] + 100, &t[0] + 100,
+ &t[0] + 50);
+// CHECK-CRASH: AddressSanitizer: container-overflow
+// CHECK-CRASH: if you don't care about these errors you may set ASAN_OPTIONS=detect_container_overflow=0
+ return (int)t[60 * one]; // Touches the poisoned memory.
+}
+
+void BadBounds() {
+ long t[100];
+// CHECK-BAD-BOUNDS: ERROR: AddressSanitizer: bad parameters to __sanitizer_annotate_contiguous_container
+ __sanitizer_annotate_contiguous_container(&t[0], &t[0] + 100, &t[0] + 101,
+ &t[0] + 50);
+}
+
+void BadAlignment() {
+ int t[100];
+// CHECK-BAD-ALIGNMENT: ERROR: AddressSanitizer: bad parameters to __sanitizer_annotate_contiguous_container
+// CHECK-BAD-ALIGNMENT: ERROR: beg is not aligned by 8
+ __sanitizer_annotate_contiguous_container(&t[1], &t[0] + 100, &t[1] + 10,
+ &t[0] + 50);
+}
+
+int main(int argc, char **argv) {
+ assert(argc == 2);
+ if (!strcmp(argv[1], "crash"))
+ return TestCrash();
+ else if (!strcmp(argv[1], "bad-bounds"))
+ BadBounds();
+ else if (!strcmp(argv[1], "bad-alignment"))
+ BadAlignment();
+}