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author | Cristian Cadar <c.cadar@imperial.ac.uk> | 2020-10-12 22:36:50 +0100 |
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committer | MartinNowack <2443641+MartinNowack@users.noreply.github.com> | 2020-11-09 19:39:13 +0000 |
commit | 9333f82619499d74dfeb421ec789bf854cd8d071 (patch) | |
tree | 7c483a7d29b2edfad3003d4d9d4f9f1fb661eb14 /test | |
parent | ae5ed000ba0f0f232c210ada9e3ab2594f18c7c7 (diff) | |
download | klee-9333f82619499d74dfeb421ec789bf854cd8d071.tar.gz |
Test checking that __strcat_chk is handled correctly with klee-libc
Diffstat (limited to 'test')
-rw-r--r-- | test/Runtime/klee-libc/strcat_chk.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/test/Runtime/klee-libc/strcat_chk.c b/test/Runtime/klee-libc/strcat_chk.c new file mode 100644 index 00000000..58b806ce --- /dev/null +++ b/test/Runtime/klee-libc/strcat_chk.c @@ -0,0 +1,32 @@ +// This test checks that __strcat_chk is properly handled when klee-libc is used + +// RUN: %clang %s -emit-llvm -O2 -g -c -D_FORTIFY_SOURCE=1 -o %t2.bc +// RUN: rm -rf %t.klee-out +// RUN: %klee --output-dir=%t.klee-out --libc=klee --exit-on-error %t2.bc + +// RUN: %clang %s -emit-llvm -O2 -g -c -D_FORTIFY_SOURCE=2 -o %t3.bc +// RUN: rm -rf %t.klee-out +// RUN: %klee --output-dir=%t.klee-out --libc=klee --exit-on-error %t3.bc + +#include "klee/klee.h" + +#include <assert.h> +#include <stdlib.h> +#include <string.h> + +int main() { +#define N 7 + int i; + char *s = malloc(N); + klee_make_symbolic(s, N, "s"); + s[N - 1] = '\0'; + + char *d = malloc(N + 4); + d[0] = 'a'; + d[1] = 'b'; + d[2] = 'c'; + d[3] = '\0'; + strcat(d, s); + + assert(!strcmp(s, d + 3)); +} |