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Make the tests pass cleanly with MemorySanitizer

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This change:

* Initializes a few variables that were being read before being
  initialized.
* Includes https://github.com/madler/zlib/pull/393. As such,
  it only works reliably with `-DUSE_BUNDLED_ZLIB=ON`.
This commit is contained in:
lhchavez
2020-06-27 12:33:32 -07:00
parent d6c6285207
commit 3a197ea7ea
9 changed files with 21 additions and 13 deletions
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1
deps/zlib/deflate.c vendored
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@@ -320,6 +320,7 @@ int ZEXPORT deflateInit2_(strm, level, method, windowBits, memLevel, strategy,
s->window = (Bytef *) ZALLOC(strm, s->w_size, 2*sizeof(Byte));
s->prev = (Posf *) ZALLOC(strm, s->w_size, sizeof(Pos));
memset(s->prev, 0, s->w_size * sizeof(Pos));
s->head = (Posf *) ZALLOC(strm, s->hash_size, sizeof(Pos));
s->high_water = 0; /* nothing written to s->window yet */