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, 37 insertions, 0 deletions

diff --git a/test/Feature/MemoryLimit.c b/test/Feature/MemoryLimit.c
new file mode 100644
index 00000000..3b1bacaf
--- /dev/null
+++ b/test/Feature/MemoryLimit.c
@@ -0,0 +1,37 @@
+// RUN: %llvmgcc -DLITTLE_ALLOC -g -c %s -o %t.little.bc
+// RUN: %llvmgcc -g -c %s -o %t.big.bc
+// RUN: %klee --max-memory=20 %t.little.bc > %t.little.log
+// RUN: %klee --max-memory=20 %t.big.bc > %t.big.log
+// RUN: not grep -q "DONE" %t.little.log
+// RUN: not grep -q "DONE" %t.big.log
+
+#include <stdlib.h>
+
+int main() {
+  int i, j, x=0;
+  
+#ifdef LITTLE_ALLOC
+  printf("IN LITTLE ALLOC\n");
+    
+  // 200 MBs total (in 32 byte chunks)
+  for (i=0; i<100; i++) {
+    for (j=0; j<(1<<16); j++)
+      malloc(1<<5);
+  }
+#else
+  printf("IN BIG ALLOC\n");
+  
+  // 200 MBs total
+  for (i=0; i<100; i++) {
+    malloc(1<<21);
+    
+    // Ensure we hit the periodic check
+    for (j=0; j<10000; j++)
+      x++;
+  }
+#endif
+
+  printf("DONE!\n");
+
+  return x;
+}