tools/klee: Warn if module and host target triples differ

... as running a bitcode with a different target triple may result in
unexpected crashes or assertion violations.

1 files changed, 9 insertions, 0 deletions

diff --git a/test/Feature/TargetMismatch.c b/test/Feature/TargetMismatch.c
new file mode 100644
index 00000000..aae7fda6
--- /dev/null
+++ b/test/Feature/TargetMismatch.c
@@ -0,0 +1,9 @@
+// REQUIRES: not-darwin
+// RUN: %clang %s -m32 -emit-llvm %O0opt -c -o %t1.bc
+// RUN: rm -rf %t.klee-out
+// RUN: %klee --output-dir=%t.klee-out --exit-on-error > %t2.out 2>&1 || true
+// RUN: FileCheck %s -input-file=%t2.out
+
+// CHECK: KLEE: WARNING: Module and host target triples do not match
+// CHECK-NEXT: This may cause unexpected crashes or assertion violations.
+int main(void) {}