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Fix IAR change of sign warning

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Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
This commit is contained in:
Dave Rodgman 2023-09-28 17:00:50 +01:00
parent 7f288566c3
commit 73d8591f7f
1 changed files with 1 additions and 1 deletions
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2
library/bignum.c
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@ -386,7 +386,7 @@ static inline mbedtls_mpi_uint mpi_sint_abs(mbedtls_mpi_sint z)
/* Convert x to a sign, i.e. to 1, if x is positive, or -1, if x is negative.
* This looks awkward but generates smaller code than (x < 0 ? -1 : 1) */
#define TO_SIGN(x) ((((mbedtls_mpi_uint) x) >> (biL - 1)) * -2 + 1)
#define TO_SIGN(x) ((mbedtls_mpi_sint) (((mbedtls_mpi_uint) x) >> (biL - 1)) * -2 + 1)
/*
* Set value from integer