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Fixed a stupid access after delete bug

This commit is contained in:
Clifford Wolf 2013-12-29 20:18:22 +01:00
parent bf607df6d5
commit 364f277afb
1 changed files with 2 additions and 1 deletions
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3
frontends/ast/simplify.cc
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@ -497,8 +497,9 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
if (width != int(children[0]->bits.size())) {
RTLIL::SigSpec sig(children[0]->bits);
sig.extend_u0(width, children[0]->is_signed);
delete children[0];
AstNode *old_child_0 = children[0];
children[0] = mkconst_bits(sig.as_const().bits, children[0]->is_signed);
delete old_child_0;
}
children[0]->is_signed = is_signed;
}