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, 39 insertions, 0 deletions

diff --git a/test/Feature/MultipleFreeResolution.c b/test/Feature/MultipleFreeResolution.c
new file mode 100644
index 00000000..872d6856
--- /dev/null
+++ b/test/Feature/MultipleFreeResolution.c
@@ -0,0 +1,39 @@
+// RUN: %llvmgcc %s -emit-llvm -O0 -c -o %t1.bc
+// RUN: %klee --emit-all-errors %t1.bc
+// RUN: ls klee-last/ | grep .out | wc -l | grep 4
+// RUN: ls klee-last/ | grep .err | wc -l | grep 3
+
+#include <stdlib.h>
+#include <stdio.h>
+
+unsigned klee_urange(unsigned start, unsigned end) {
+  unsigned x;
+  klee_make_symbolic(&x, sizeof x);
+  if (x-start>=end-start) klee_silent_exit(0);
+  return x;
+}
+
+int *make_int(int i) {
+  int *x = malloc(sizeof(*x));
+  *x = i;
+  return x;
+}
+
+int main() {
+  int *buf[4];
+  int i,s;
+
+  for (i=0; i<3; i++)
+    buf[i] = make_int(i);
+  buf[3] = 0;
+
+  s = klee_urange(0,4);
+
+  free(buf[s]);
+
+  for (i=0; i<3; i++) {
+    printf("*buf[%d] = %d\n", i, *buf[i]);
+  }
+
+  return 0;
+}