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authorAndrea Mattavelli <andreamattavelli@gmail.com>2017-11-22 17:18:07 +0000
committerCristian Cadar <c.cadar@imperial.ac.uk>2018-10-23 18:53:46 +0300
commita53fade6e85394ef95dfaaa1c264149e85ea5451 (patch)
treee8d10b1cd288c0b013b5dc8039bdb3b8dbf42d8d /test/ArrayOpt/test_const_arr-idx.c
parent916b72a7955cbb06d1a10640f8c6daea14da523e (diff)
downloadklee-a53fade6e85394ef95dfaaa1c264149e85ea5451.tar.gz
Added support for KLEE index-based array optimization
Diffstat (limited to 'test/ArrayOpt/test_const_arr-idx.c')
-rw-r--r--test/ArrayOpt/test_const_arr-idx.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/test/ArrayOpt/test_const_arr-idx.c b/test/ArrayOpt/test_const_arr-idx.c
new file mode 100644
index 00000000..25f959a3
--- /dev/null
+++ b/test/ArrayOpt/test_const_arr-idx.c
@@ -0,0 +1,26 @@
+// RUN: %llvmgcc %s -emit-llvm -O0 -c -o %t.bc
+// RUN: rm -rf %t.klee-out
+// RUN: %klee --write-kqueries --output-dir=%t.klee-out --optimize-array=index %t.bc > %t.log 2>&1
+// RUN: not FileCheck %s -input-file=%t.log -check-prefix=CHECK-OPT_I
+
+// CHECK-OPT_I: KLEE: WARNING: OPT_I: successful
+// CHECK-CONST_ARR: const_arr
+
+#include <stdio.h>
+#include "klee/klee.h"
+
+unsigned array[5] = {1,2,3,4,5};
+int arr[3] = {0,1,2};
+
+int main() {
+  int x = 2;
+  unsigned k = arr[x];
+
+  // CHECK: Yes
+  if (array[k] == 3)
+    printf("Yes\n");
+
+  // CHECK: KLEE: done: completed paths = 1
+
+  return 0;
+}