updated for version 7.1-047
diff --git a/src/ex_eval.c b/src/ex_eval.c
index f0f42d2..1523d8f 100644
--- a/src/ex_eval.c
+++ b/src/ex_eval.c
@@ -1551,7 +1551,7 @@
 		}
 		save_cpo  = p_cpo;
 		p_cpo = (char_u *)"";
-		regmatch.regprog = vim_regcomp(pat, TRUE);
+		regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
 		regmatch.rm_ic = FALSE;
 		if (end != NULL)
 		    *end = save_char;