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Use nullptr.

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This commit is contained in:
Bruce Mitchener 2018-02-12 14:05:55 +07:00
parent f01328c65f
commit 76eb7b9ede
625 changed files with 4639 additions and 4639 deletions
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8
src/math/realclosure/mpz_matrix.cpp
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@ -49,7 +49,7 @@ void mpz_matrix_manager::mk(unsigned m, unsigned n, mpz_matrix & A) {
}
void mpz_matrix_manager::del(mpz_matrix & A) {
if (A.a_ij != 0) {
if (A.a_ij != nullptr) {
for (unsigned i = 0; i < A.m; i++)
for (unsigned j = 0; j < A.n; j++)
nm().del(A(i,j));
@ -57,7 +57,7 @@ void mpz_matrix_manager::del(mpz_matrix & A) {
m_allocator.deallocate(sz, A.a_ij);
A.m = 0;
A.n = 0;
A.a_ij = 0;
A.a_ij = nullptr;
}
}
@ -208,7 +208,7 @@ bool mpz_matrix_manager::eliminate(mpz_matrix & A, mpz * b, unsigned k1, unsigne
// a_ik <- 0
nm().set(A(i, k2), 0);
// normalize row i
if (!normalize_row(A.row(i), A.n, b ? &(b[i]) : 0, int_solver))
if (!normalize_row(A.row(i), A.n, b ? &(b[i]) : nullptr, int_solver))
return false;
}
SASSERT(nm().is_zero(A(i, k2)));
@ -386,7 +386,7 @@ unsigned mpz_matrix_manager::linear_independent_rows(mpz_matrix const & _A, unsi
r_sz++;
if (r_sz >= A.n())
break;
eliminate(A, 0, k1, k2, false);
eliminate(A, nullptr, k1, k2, false);
k2++;
}
std::sort(r, r + r_sz);