1 files changed, 39 insertions, 0 deletions
diff --git a/test/ArrayOpt/test_expr_mul.c b/test/ArrayOpt/test_expr_mul.c
new file mode 100644
index 00000000..c2b0b22e
--- /dev/null
+++ b/test/ArrayOpt/test_expr_mul.c
@@ -0,0 +1,39 @@
+// RUN: %clang %s -emit-llvm %O0opt -c -o %t.bc
+// RUN: rm -rf %t.klee-out
+// RUN: %klee --write-kqueries --use-query-log=all:kquery --output-dir=%t.klee-out %t.bc > %t.log 2>&1
+// RUN: FileCheck %s -input-file=%t.log -check-prefix=CHECK
+// RUN: rm -rf %t.klee-out
+// RUN: %klee --optimize-array=value --write-kqueries --use-query-log=all:kquery --output-dir=%t.klee-out %t.bc > %t.log 2>&1
+// RUN: FileCheck %s -input-file=%t.log -check-prefix=CHECK
+// RUN: FileCheck %s -input-file=%t.log -check-prefix=CHECK-V
+
+#include "klee/klee.h"
+#include <stdio.h>
+
+char array[10] = {1, 2, 3, 2, 5, 6, 5, 8, 9, 10};
+char array2[10] = {0, 1, 7, 19, 20, 21, 22, 23, 24, 25};
+
+int main() {
+  char k;
+  // CHECK-V: KLEE: WARNING: OPT_V: successful
+
+  klee_make_symbolic(&k, sizeof(k), "k");
+  klee_assume(k < 4);
+  klee_assume(k >= 1);
+
+  // CHECK-DAG: Yes
+  // CHECK-DAG: Yes
+  char r = (array[k] * 3) & 1;
+  char v = array2[r];
+  if (v == 0)
+    printf("Yes\n");
+  else if (v == 1)
+    printf("Yes\n");
+  else
+    printf("No\n");
+
+  // CHECK-DAG: KLEE: done: completed paths = 2
+  // CHECK-NOT: No
+
+  return 0;
+}