X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=lib%2Fregexp-fields.cc;fp=lib%2Fregexp-fields.cc;h=f50da9a3c99baa9841ddb6e1912cff3bc190dbdb;hp=084bc8c019999cefe7b7d0dff01d27463d6cc4a7;hb=9f7e851263b96acacc9ea542e9f5d837563fea05;hpb=a1e649276e181bbb2f14594628333d4337e3fc7c

diff --git a/lib/regexp-fields.cc b/lib/regexp-fields.cc
index 084bc8c0..f50da9a3 100644
--- a/lib/regexp-fields.cc
+++ b/lib/regexp-fields.cc
@@ -35,9 +35,9 @@ compile_regex (regex_t &regexp, const char *str)
     if (err != 0) {
 	size_t len = regerror (err, &regexp, NULL, 0);
 	char *buffer = new char[len];
-	std::string msg;
+	std::string msg = "Regexp error: ";
 	(void) regerror (err, &regexp, buffer, len);
-	msg.assign (buffer, len);
+	msg.append (buffer, len);
 	delete[] buffer;
 
 	throw Xapian::QueryParserError (msg);