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null decompress buffer test and ubsan flag added

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This commit is contained in:
Danielle Rozenblit
2022-09-06 14:34:55 -07:00
parent 155d6a58a2
commit 69022ad886
3 changed files with 13 additions and 0 deletions
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4
tests/Makefile
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@ -183,6 +183,10 @@ zstreamtest_tsan : CFLAGS += -fsanitize=thread
zstreamtest_tsan : $(ZSTREAMFILES)
$(LINK.c) $(MULTITHREAD) $^ -o $@$(EXT)
zstreamtest_ubsan : CFLAGS += -fsanitize=undefined
zstreamtest_ubsan : $(ZSTREAMFILES)
$(LINK.c) $(MULTITHREAD) $^ -o $@$(EXT)
# note : broken : requires symbols unavailable from dynamic library
zstreamtest-dll : $(ZSTDDIR)/common/xxhash.c # xxh symbols not exposed from dll
zstreamtest-dll : $(ZSTREAM_LOCAL_FILES)

9
tests/zstreamtest.c
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@ -548,6 +548,15 @@ static int basicUnitTests(U32 seed, double compressibility)
{ size_t const ret = ZSTD_decompressStream(zd, &outBuff, &inBuff);
if (ret != 0) goto _output_error;
}
inBuff.src = NULL;
inBuff.size = 0;
inBuff.pos = 0;
outBuff.dst = NULL;
outBuff.size = 0;
outBuff.pos = 0;
CHECK_Z( ZSTD_initDStream(zd) );
CHECK_Z(ZSTD_decompressStream(zd, &outBuff, &inBuff));
DISPLAYLEVEL(3, "OK\n");
/* _srcSize compression test */
DISPLAYLEVEL(3, "test%3i : compress_srcSize %u bytes : ", testNb++, COMPRESSIBLE_NOISE_LENGTH);

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tests/zstreamtest_ubsan Executable file
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