From a7ff66998f6e0eeb5da485bab7f6e0b55a46651e Mon Sep 17 00:00:00 2001
From: Leo Famulari <leo@famulari.name>
Date: Tue, 4 Dec 2018 16:39:28 -0500
Subject: [PATCH] gnu: Boost: Build with C++14.

Some parts of Boost which are used by other Guix packages require C++14 support.

Fixes <https://bugs.gnu.org/33605>.

* gnu/packages/boost.scm (boost)[arguments]: Pass 'cxxflags=-std=c++14'
to #:make-flags.
---
 gnu/packages/boost.scm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gnu/packages/boost.scm b/gnu/packages/boost.scm
index b772781f56..f5c2c58300 100644
--- a/gnu/packages/boost.scm
+++ b/gnu/packages/boost.scm
@@ -67,6 +67,7 @@
      `(#:tests? #f
        #:make-flags
        (list "threading=multi" "link=shared"
+             "cxxflags=-std=c++14"
 
              ;; Set the RUNPATH to $libdir so that the libs find each other.
              (string-append "linkflags=-Wl,-rpath="