From e4b2ef87c75ea48cba55bb32c327051ca82ddd90 Mon Sep 17 00:00:00 2001
From: Edward Thomson <ethomson@edwardthomson.com>
Date: Sun, 13 Jan 2019 10:09:13 +0000
Subject: regex: don't warn on unused functions

PCRE includes compatibility functions that may go unused.  Don't warn.
---
 deps/pcre/CMakeLists.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/deps/pcre/CMakeLists.txt b/deps/pcre/CMakeLists.txt
index e9827c7d3..432e774bb 100644
--- a/deps/pcre/CMakeLists.txt
+++ b/deps/pcre/CMakeLists.txt
@@ -20,6 +20,8 @@ CHECK_FUNCTION_EXISTS(_strtoi64 HAVE__STRTOI64)
 CHECK_TYPE_SIZE("long long"             LONG_LONG)
 CHECK_TYPE_SIZE("unsigned long long"    UNSIGNED_LONG_LONG)
 
+DISABLE_WARNINGS(unused-function)
+
 # User-configurable options
 
 SET(SUPPORT_PCRE8 1)
-- 
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