fix gcc-10 aliasing warning in zlib_wrapper

This commit is contained in:
Yann Collet 2020-12-04 20:25:01 -08:00
parent 5c0a3489a5
commit 2477968ee7

View File

@ -182,7 +182,7 @@ static ZWRAP_CCtx* ZWRAP_createCCtx(z_streamp strm)
{
ZWRAP_CCtx* zwc;
ZSTD_customMem customMem = { NULL, NULL, NULL };
if (strm->zalloc && strm->zfree) {
customMem.customAlloc = ZWRAP_allocFunction;
customMem.customFree = ZWRAP_freeFunction;
@ -246,6 +246,10 @@ int ZWRAP_setPledgedSrcSize(z_streamp strm, unsigned long long pledgedSrcSize)
return Z_OK;
}
static struct internal_state* convert_into_sis(void* ptr)
{
return (struct internal_state*) ptr;
}
ZEXTERN int ZEXPORT z_deflateInit_ OF((z_streamp strm, int level,
const char *version, int stream_size))
@ -266,7 +270,7 @@ ZEXTERN int ZEXPORT z_deflateInit_ OF((z_streamp strm, int level,
zwc->streamEnd = 0;
zwc->totalInBytes = 0;
zwc->compressionLevel = level;
strm->state = (struct internal_state*) zwc; /* use state which in not used by user */
strm->state = convert_into_sis(zwc); /* use state which in not used by user */
strm->total_in = 0;
strm->total_out = 0;
strm->adler = 0;
@ -593,7 +597,7 @@ ZEXTERN int ZEXPORT z_inflateInit_ OF((z_streamp strm,
zwd->stream_size = stream_size;
zwd->totalInBytes = 0;
strm->state = (struct internal_state*) zwd;
strm->state = convert_into_sis(zwd);
strm->total_in = 0;
strm->total_out = 0;
strm->reserved = ZWRAP_UNKNOWN_STREAM;