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| author | Yann Collet <cyan@fb.com> | 2020-09-15 21:54:53 (GMT) |
|---|---|---|
| committer | Yann Collet <cyan@fb.com> | 2020-09-15 21:54:53 (GMT) |
| commit | da1272979f4b79a7066631335a68512350a071fb (patch) | |
| tree | ded14465d5bfaeefc4e8fc934f45b8efa2a51415 /tests/fuzzer.c | |
| parent | 4f33a5935b36783abb930252e4da487625817ee2 (diff) | |
| download | lz4-da1272979f4b79a7066631335a68512350a071fb.zip lz4-da1272979f4b79a7066631335a68512350a071fb.tar.gz lz4-da1272979f4b79a7066631335a68512350a071fb.tar.bz2 | |
fix #847
support NULL input
without triggering undefined sanitizer
Diffstat (limited to 'tests/fuzzer.c')
| -rw-r--r-- | tests/fuzzer.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/tests/fuzzer.c b/tests/fuzzer.c index 5ca0d31..1d8b5f6 100644 --- a/tests/fuzzer.c +++ b/tests/fuzzer.c @@ -1059,8 +1059,11 @@ static void FUZ_unitTests(int compressionLevel) /* useful to trigger undefined sanitizer */ DISPLAYLEVEL(3, "LZ4_compress_default() with NULL input \n"); { int const maxCSize = LZ4_compressBound(0); - int const cSize = LZ4_compress_default(NULL, testCompressed, 0, maxCSize); - FUZ_CHECKTEST(cSize==1 && testCompressed[0]==0, "compressed empty is byte 0"); + int const cSize = LZ4_compress_default(NULL, testCompressed, 0, maxCSize); + FUZ_CHECKTEST(!(cSize==1 && testCompressed[0]==0), + "compressing empty should give byte 0" + " (maxCSize == %u) (cSize == %u)", + (unsigned)maxCSize, (unsigned)cSize); } /* in-place compression test */ |