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authorClifford Wolf <clifford@clifford.at>2013-11-02 21:13:01 +0100
committerClifford Wolf <clifford@clifford.at>2013-11-02 21:13:01 +0100
commitada80545faf6a0c0d871909f9e50e0f426b46ed8 (patch)
tree758f79c33cb0cfa3bfbc1212555fb9ba39d65853 /frontends/ast/genrtlil.cc
parentf912e029de64b17316c2d285bf728151e6bd6de3 (diff)
Behavior should be identical now to rev. 0b4a64ac6adbd6 (next: testing before constfold fixes)
Diffstat (limited to 'frontends/ast/genrtlil.cc')
-rw-r--r--frontends/ast/genrtlil.cc2
1 files changed, 2 insertions, 0 deletions
diff --git a/frontends/ast/genrtlil.cc b/frontends/ast/genrtlil.cc
index a4e01899..ff4841ec 100644
--- a/frontends/ast/genrtlil.cc
+++ b/frontends/ast/genrtlil.cc
@@ -570,6 +570,8 @@ void AstNode::detectSignWidthWorker(int &width_hint, bool &sign_hint)
this_width = range->range_left - range->range_right + 1;
} else
width_hint = std::max(width_hint, this_width);
+ if (!id2ast->is_signed)
+ sign_hint = false;
break;
case AST_TO_SIGNED: