klee: add exit-on-error-type parameter

It allows stopping the execution on some conditions like assertions.

The use is like:
klee -exit-on-error-type=Assert -exit-on-error-type=External file.llvm

This is especially useful in the SV-COMP.

A test to cover the new parameter was added too.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>

1 files changed, 15 insertions, 0 deletions

diff --git a/test/Feature/ExitOnErrorType.c b/test/Feature/ExitOnErrorType.c
new file mode 100644
index 00000000..a68a92e0
--- /dev/null
+++ b/test/Feature/ExitOnErrorType.c
@@ -0,0 +1,15 @@
+// RUN: %llvmgcc %s -g -emit-llvm -O0 -c -o %t1.bc
+// RUN: rm -rf %t.klee-out
+// RUN: %klee --output-dir=%t.klee-out -exit-on-error-type Assert %t1.bc 2>&1
+
+#include <assert.h>
+#include <klee/klee.h>
+
+int main() {
+  assert(klee_int("assert"));
+
+  while (1) {
+  }
+
+  return 0;
+}