Support UBSan-enabled binaries

1 files changed, 23 insertions, 0 deletions

diff --git a/test/Feature/ubsan/ubsan_array_bounds.c b/test/Feature/ubsan/ubsan_array_bounds.c
new file mode 100644
index 00000000..626d016b
--- /dev/null
+++ b/test/Feature/ubsan/ubsan_array_bounds.c
@@ -0,0 +1,23 @@
+// RUN: %clang %s -fsanitize=array-bounds -emit-llvm -g %O0opt -c -o %t.bc
+// RUN: rm -rf %t.klee-out
+// RUN: %klee --output-dir=%t.klee-out --emit-all-errors --ubsan-runtime %t.bc 2>&1 | FileCheck %s
+
+#include "klee/klee.h"
+
+unsigned int array_index(unsigned int n) {
+  unsigned int a[4] = {0};
+
+  // CHECK: runtime/Sanitizer/ubsan/ubsan_handlers.cpp:35: out-of-bounds-index
+  return a[n];
+}
+
+int main() {
+  unsigned int x;
+  volatile unsigned int result;
+
+  klee_make_symbolic(&x, sizeof(x), "x");
+
+  result = array_index(x);
+
+  return 0;
+}