1 files changed, 38 insertions, 0 deletions
diff --git a/lib/asan/lit_tests/heap-overflow.cc b/lib/asan/lit_tests/heap-overflow.cc
new file mode 100644
index 0000000000000..2648ec7e5f1fb
--- /dev/null
+++ b/lib/asan/lit_tests/heap-overflow.cc
@@ -0,0 +1,38 @@
+// RUN: %clangxx_asan -m64 -O0 %s -o %t && %t 2>&1 | %symbolize > %t.out
+// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
+// RUN: %clangxx_asan -m64 -O1 %s -o %t && %t 2>&1 | %symbolize > %t.out
+// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
+// RUN: %clangxx_asan -m64 -O2 %s -o %t && %t 2>&1 | %symbolize > %t.out
+// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
+// RUN: %clangxx_asan -m64 -O3 %s -o %t && %t 2>&1 | %symbolize > %t.out
+// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
+// RUN: %clangxx_asan -m32 -O0 %s -o %t && %t 2>&1 | %symbolize > %t.out
+// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
+// RUN: %clangxx_asan -m32 -O1 %s -o %t && %t 2>&1 | %symbolize > %t.out
+// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
+// RUN: %clangxx_asan -m32 -O2 %s -o %t && %t 2>&1 | %symbolize > %t.out
+// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
+// RUN: %clangxx_asan -m32 -O3 %s -o %t && %t 2>&1 | %symbolize > %t.out
+// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
+
+#include <stdlib.h>
+#include <string.h>
+int main(int argc, char **argv) {
+  char *x = (char*)malloc(10 * sizeof(char));
+  memset(x, 0, 10);
+  int res = x[argc * 10];  // BOOOM
+  // CHECK: {{READ of size 1 at 0x.* thread T0}}
+  // CHECK: {{    #0 0x.* in _?main .*heap-overflow.cc:}}[[@LINE-2]]
+  // CHECK: {{0x.* is located 0 bytes to the right of 10-byte region}}
+  // CHECK: {{allocated by thread T0 here:}}
+
+  // CHECK-Linux: {{    #0 0x.* in .*malloc}}
+  // CHECK-Linux: {{    #1 0x.* in main .*heap-overflow.cc:21}}
+
+  // CHECK-Darwin: {{    #0 0x.* in .*mz_malloc.*}}
+  // CHECK-Darwin: {{    #1 0x.* in malloc_zone_malloc.*}}
+  // CHECK-Darwin: {{    #2 0x.* in malloc.*}}
+  // CHECK-Darwin: {{    #3 0x.* in _?main .*heap-overflow.cc:21}}
+  free(x);
+  return res;
+}