зеркало из https://github.com/github/ruby.git
sha2.c: suppress warnings
* ext/digest/sha2/sha2.c (SHA256_Final, SHA512_Last): suppress strict-aliasing warnings on gcc 4.8. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40033 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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@ -613,7 +613,8 @@ void SHA256_Final(sha2_byte digest[], SHA256_CTX* context) {
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*context->buffer = 0x80;
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}
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/* Set the bit count: */
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*(sha2_word64*)&context->buffer[SHA256_SHORT_BLOCK_LENGTH] = context->bitcount;
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MEMCPY_BCOPY(&context->buffer[SHA256_SHORT_BLOCK_LENGTH], &context->bitcount,
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sizeof(sha2_word64));
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/* Final transform: */
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SHA256_Transform(context, (sha2_word32*)context->buffer);
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@ -930,8 +931,10 @@ void SHA512_Last(SHA512_CTX* context) {
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*context->buffer = 0x80;
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}
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/* Store the length of input data (in bits): */
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*(sha2_word64*)&context->buffer[SHA512_SHORT_BLOCK_LENGTH] = context->bitcount[1];
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*(sha2_word64*)&context->buffer[SHA512_SHORT_BLOCK_LENGTH+8] = context->bitcount[0];
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MEMCPY_BCOPY(&context->buffer[SHA512_SHORT_BLOCK_LENGTH], &context->bitcount[1],
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sizeof(sha2_word64));
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MEMCPY_BCOPY(&context->buffer[SHA512_SHORT_BLOCK_LENGTH+8], &context->bitcount[0],
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sizeof(sha2_word64));
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/* Final transform: */
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SHA512_Transform(context, (sha2_word64*)context->buffer);
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