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VP8GetSigned: clear int sanitizer warnings

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clears warnings of the form:
implicit conversion from type 'int32_t' (aka 'int') of value -1 (32-bit,
signed) to type 'unsigned int' changed the value to 4294967295 (32-bit,
unsigned)

Bug: b/229626362
Change-Id: I956671d4fee482c97c67bbe94032a97da49b0f6d
This commit is contained in:
James Zern 2022-08-03 15:27:39 -07:00
parent 704a3d0a1f
commit 3a9a4d4589
1 changed files with 2 additions and 2 deletions
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4
src/utils/bit_reader_inl_utils.h
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@ -148,9 +148,9 @@ int VP8GetSigned(VP8BitReader* WEBP_RESTRICT const br, int v,
const range_t value = (range_t)(br->value_ >> pos);
const int32_t mask = (int32_t)(split - value) >> 31; // -1 or 0
br->bits_ -= 1;
br->range_ += mask;
br->range_ += (range_t)mask;
br->range_ |= 1;
br->value_ -= (bit_t)((split + 1) & mask) << pos;
br->value_ -= (bit_t)((split + 1) & (uint32_t)mask) << pos;
BT_TRACK(br);
return (v ^ mask) - mask;
}