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mpi_lt_mpi_ct: make use of unsigned consistent
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@ -1106,7 +1106,7 @@ int mbedtls_mpi_lt_mpi_ct( const mbedtls_mpi *X, const mbedtls_mpi *Y,
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unsigned *ret )
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unsigned *ret )
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{
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{
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size_t i;
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size_t i;
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unsigned int cond, done, sign_X, sign_Y;
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unsigned cond, done, sign_X, sign_Y;
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MPI_VALIDATE_RET( X != NULL );
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MPI_VALIDATE_RET( X != NULL );
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MPI_VALIDATE_RET( Y != NULL );
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MPI_VALIDATE_RET( Y != NULL );
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@ -1119,9 +1119,9 @@ int mbedtls_mpi_lt_mpi_ct( const mbedtls_mpi *X, const mbedtls_mpi *Y,
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* Get sign bits of the signs.
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* Get sign bits of the signs.
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*/
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*/
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sign_X = X->s;
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sign_X = X->s;
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sign_X = sign_X >> ( sizeof( unsigned int ) * 8 - 1 );
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sign_X = sign_X >> ( sizeof( unsigned ) * 8 - 1 );
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sign_Y = Y->s;
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sign_Y = Y->s;
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sign_Y = sign_Y >> ( sizeof( unsigned int ) * 8 - 1 );
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sign_Y = sign_Y >> ( sizeof( unsigned ) * 8 - 1 );
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/*
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/*
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* If the signs are different, then the positive operand is the bigger.
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* If the signs are different, then the positive operand is the bigger.
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