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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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10
src/ast/rewriter/arith_rewriter.cpp
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@ -1056,7 +1056,7 @@ br_status arith_rewriter::mk_power_core(expr * arg1, expr * arg2, expr_ref & res
br_status arith_rewriter::mk_to_int_core(expr * arg, expr_ref & result) {
numeral a;
expr* x = 0;
expr* x = nullptr;
if (m_util.is_numeral(arg, a)) {
result = m_util.mk_numeral(floor(a), true);
return BR_DONE;
@ -1303,7 +1303,7 @@ expr * arith_rewriter::mk_sin_value(rational const & k) {
expr * result = m_util.mk_div(m_util.mk_add(mk_sqrt(rational(6)), mk_sqrt(rational(2))), m_util.mk_numeral(rational(4), false));
return neg ? m_util.mk_uminus(result) : result;
}
return 0;
return nullptr;
}
br_status arith_rewriter::mk_sin_core(expr * arg, expr_ref & result) {
@ -1327,7 +1327,7 @@ br_status arith_rewriter::mk_sin_core(expr * arg, expr_ref & result) {
if (is_pi_multiple(arg, k)) {
result = mk_sin_value(k);
if (result.get() != 0)
if (result.get() != nullptr)
return BR_REWRITE_FULL;
}
@ -1386,7 +1386,7 @@ br_status arith_rewriter::mk_cos_core(expr * arg, expr_ref & result) {
if (is_pi_multiple(arg, k)) {
k = k + rational(1, 2);
result = mk_sin_value(k);
if (result.get() != 0)
if (result.get() != nullptr)
return BR_REWRITE_FULL;
}
@ -1443,7 +1443,7 @@ br_status arith_rewriter::mk_tan_core(expr * arg, expr_ref & result) {
if (is_pi_multiple(arg, k)) {
expr_ref n(m()), d(m());
n = mk_sin_value(k);
if (n.get() == 0)
if (n.get() == nullptr)
goto end;
if (is_zero(n)) {
result = n;