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salsa20: initialize partial block

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A compiler trying to be too smart could notice that we are shifting
ununitialized data (even though we then discard it), and apply
unwanted optimizations.
This commit is contained in:
Frank Denis 2022-11-16 13:32:16 +01:00
parent 63a46474e4
commit 12023defc8
1 changed files with 1 additions and 1 deletions
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src/libsodium/crypto_stream/salsa20/xmm6int/u0.h
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@ -5,7 +5,7 @@ if (bytes > 0) {
__m128i diag3 = _mm_loadu_si128((const __m128i *) (x + 12));
__m128i a0, a1, a2, a3, a4, a5, a6, a7;
__m128i b0, b1, b2, b3, b4, b5, b6, b7;
uint8_t partialblock[64];
uint8_t partialblock[64] = { 0 };
unsigned int i;