From: Ulya Trofimovich <skvadrik@gmail.com>
Date: Fri, 7 Apr 2017 16:00:14 +0000 (+0100)
Subject: Tag histories in commands must be addressed by absolute value.
X-Git-Tag: 1.0~39^2~75
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=e0343256222a5ca4898bd361d21fa4ad133019ae;p=re2c

Tag histories in commands must be addressed by absolute value.
---

diff --git a/re2c/src/dfa/closure.cc b/re2c/src/dfa/closure.cc
index a93a33ee..488c0dc6 100644
--- a/re2c/src/dfa/closure.cc
+++ b/re2c/src/dfa/closure.cc
@@ -264,7 +264,7 @@ tcmd_t *generate_versions(closure_t &clos, const std::vector<Tag> &tags,
 			for (p = cmd; p; p = p->next) {
 				if (p->lhs == abs(m) && p->rhs == u && p->pred == h) break;
 			}
-			if (!p) cmd = tcpool.make_tcmd(cmd, abs(m), u, h);
+			if (!p) cmd = tcpool.make_tcmd(cmd, abs(m), u, abs(h));
 		}
 	}