# HG changeset patch
# User Paul Eggert <eggert@cs.ucla.edu>
# Date 1544974434 28800
# Node ID 929010f01e221efa2aec3f3cfec10d5411c99156
# Parent  54de6758058f6814a9d18bbfc8fc3e2ed99e49c3
autoupdate

diff -r 54de6758058f -r 929010f01e22 lib/regexec.c
--- a/lib/regexec.c	Sun Dec 16 16:24:28 2018 +0100
+++ b/lib/regexec.c	Sun Dec 16 07:33:54 2018 -0800
@@ -2783,8 +2783,11 @@
 	    return REG_ESPACE;
 	  err = get_subexp_sub (mctx, sub_top, sub_last, bkref_node,
 				bkref_str_idx);
+	  buf = (const char *) re_string_get_buffer (&mctx->input);
 	  if (err == REG_NOMATCH)
 	    continue;
+	  if (__glibc_unlikely (err != REG_NOERROR))
+	    return err;
 	}
     }
   return REG_NOERROR;