[njs] Fixed compilation with gcc 4.4.

[Dmitry Volyntsev]

details:   http://hg.nginx.org/njs/rev/1a02c6a3bdd9
branches:  
changeset: 598:1a02c6a3bdd9
user:      Dmitry Volyntsev <xeioex at nginx.com>
date:      Mon Sep 03 14:29:52 2018 +0300
description:
Fixed compilation with gcc 4.4.

This fixes #49 issue on Github.

diffstat:

 nxt/nxt_strtod.c |  1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diffs (11 lines):

diff -r 25d3bb391edb -r 1a02c6a3bdd9 nxt/nxt_strtod.c
--- a/nxt/nxt_strtod.c	Fri Aug 31 16:55:35 2018 +0300
+++ b/nxt/nxt_strtod.c	Mon Sep 03 14:29:52 2018 +0300
@@ -111,6 +111,7 @@ nxt_adjust_pow10(int exp)
         return nxt_diyfp(nxt_uint64(0x98968000, 00000000), -40);
     default:
         nxt_unreachable();
+        return nxt_diyfp(0, 0);
     }
 }