DragonX/dragonx
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases 2 Wiki Activity

libsnark: Use mp_limb_t cast instead of uint64_t when masking bigint.data

Browse Source
This commit is contained in:
Jack Grigg
2018-08-21 18:05:14 +01:00
parent fa92a21a40
commit 8b3d0ef4e3
2 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/snark/libsnark/algebra/fields/fp.tcc
View File

@@ -690,7 +690,7 @@ Fp_model<n, modulus> Fp_model<n,modulus>::random_element() /// returns random el
const std::size_t part = bitno/GMP_NUMB_BITS; const std::size_t part = bitno/GMP_NUMB_BITS;
const std::size_t bit = bitno - (GMP_NUMB_BITS*part); const std::size_t bit = bitno - (GMP_NUMB_BITS*part);
r.mont_repr.data[part] &= ~(UINT64_C(1)<<bit); r.mont_repr.data[part] &= ~(((mp_limb_t) 1)<<bit);
bitno--; bitno--;
} }

2
src/snark/libsnark/algebra/fields/fp12_2over3over2.tcc
View File

@@ -348,7 +348,7 @@ Fp12_2over3over2_model<n, modulus> Fp12_2over3over2_model<n,modulus>::cyclotomic
res = res.cyclotomic_squared(); res = res.cyclotomic_squared();
} }
if (exponent.data[i] & (UINT64_C(1)<<j)) if (exponent.data[i] & (((mp_limb_t) 1)<<j))
{ {
found_one = true; found_one = true;
res = res * (*this); res = res * (*this);