From: Eddie Hung <eddie@fpgeh.com>
Date: Tue, 31 Mar 2020 18:52:14 +0000 (-0700)
Subject: ast: simplify to fully populate dynamic slicing case transformation
X-Git-Tag: working-ls180~696^2~1
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=5132f4099b0a09b542cdb32c3bcdee24917ca5f1;p=yosys.git

ast: simplify to fully populate dynamic slicing case transformation
---

diff --git a/frontends/ast/simplify.cc b/frontends/ast/simplify.cc
index 04c02d893..073b9cbbe 100644
--- a/frontends/ast/simplify.cc
+++ b/frontends/ast/simplify.cc
@@ -1727,7 +1727,7 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
 		}
 		did_something = true;
 		newNode = new AstNode(AST_CASE, shift_expr);
-		for (int i = 0; i <= source_width-result_width; i++) {
+		for (int i = 0; i < source_width; i++) {
 			int start_bit = children[0]->id2ast->range_right + i;
 			AstNode *cond = new AstNode(AST_COND, mkconst_int(start_bit, true));
 			AstNode *lvalue = children[0]->clone();