From: Tom Verbeure <hombre+github@gmail.com>
Date: Tue, 2 Oct 2018 07:44:23 +0000 (+0000)
Subject: Fix for issue 594.
X-Git-Tag: yosys-0.9~116^2~22
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b8950bd603aec17c1a0355f1e8d03c0ddecfbe80;p=yosys.git

Fix for issue 594.
---

diff --git a/frontends/ast/genrtlil.cc b/frontends/ast/genrtlil.cc
index 0f7e910f3..c9345ff08 100644
--- a/frontends/ast/genrtlil.cc
+++ b/frontends/ast/genrtlil.cc
@@ -985,7 +985,8 @@ RTLIL::SigSpec AstNode::genRTLIL(int width_hint, bool sign_hint)
 
 		use_const_chunk:
 			if (children.size() != 0) {
-				log_assert(children[0]->type == AST_RANGE);
+				if (children[0]->type != AST_RANGE)
+					log_file_error(filename, linenum, "Single range expected.\n");
 				int source_width = id2ast->range_left - id2ast->range_right + 1;
 				int source_offset = id2ast->range_right;
 				if (!children[0]->range_valid) {