Initial KLEE checkin.

 - Lots more tweaks, documentation, and web page content is needed,
   but this should compile & work on OS X & Linux.


git-svn-id: https://llvm.org/svn/llvm-project/klee/trunk@72205 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 26 insertions, 0 deletions

diff --git a/test/Feature/CheckMemoryAccess.c b/test/Feature/CheckMemoryAccess.c
new file mode 100644
index 00000000..dd6e8745
--- /dev/null
+++ b/test/Feature/CheckMemoryAccess.c
@@ -0,0 +1,26 @@
+// RUN: %llvmgcc -g -c %s -o %t.bc
+// RUN: %klee %t.bc > %t.log
+// RUN: grep -q "good" %t.log
+// RUN: not grep -q "bad" %t.log
+
+#include <assert.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+int main() {
+  char buf[4];
+
+  klee_check_memory_access(&buf, 1);
+  printf("good\n");
+  if (klee_range(0, 2, "range1")) {
+    klee_check_memory_access(0, 1);
+    printf("null pointer deref: bad\n");
+  }
+
+  if (klee_range(0, 2, "range2")) {
+    klee_check_memory_access(buf, 5);
+    printf("oversize access: bad\n");
+  }
+
+  return 0;
+}