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Diffstat (limited to 'test/Feature/ubsan/ubsan_null.c')
-rw-r--r-- | test/Feature/ubsan/ubsan_null.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test/Feature/ubsan/ubsan_null.c b/test/Feature/ubsan/ubsan_null.c new file mode 100644 index 00000000..5f3a516f --- /dev/null +++ b/test/Feature/ubsan/ubsan_null.c @@ -0,0 +1,19 @@ +// RUN: %clang %s -fsanitize=null -emit-llvm -g %O0opt -c -o %t.bc +// RUN: rm -rf %t.klee-out +// RUN: %klee --output-dir=%t.klee-out --emit-all-errors --ubsan-runtime %t.bc 2>&1 | FileCheck %s + +#include "klee/klee.h" + +int main() { + _Bool null; + volatile int result; + + klee_make_symbolic(&null, sizeof(null), "null"); + + int local = 0; + int *arg = null ? 0x0 : &local; + + // CHECK: runtime/Sanitizer/ubsan/ubsan_handlers.cpp:35: null-pointer-use + result = *arg; + return 0; +} |