From 9e951dd6644df130b05acf0f05abacd250c039f7 Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <ian@gcc.gnu.org>
Date: Wed, 22 Nov 2017 15:18:43 +0000
Subject: compiler: make comparison operator() methods const

    This is required for new versions of libstdc++ in C++17 mode.

    Fixes GCC PR 83102.

    Reviewed-on: https://go-review.googlesource.com/79396

From-SVN: r255062
---
 gcc/go/gofrontend/parse.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'gcc/go/gofrontend/parse.cc')

diff --git a/gcc/go/gofrontend/parse.cc b/gcc/go/gofrontend/parse.cc
index 28b1772..f7d53af 100644
--- a/gcc/go/gofrontend/parse.cc
+++ b/gcc/go/gofrontend/parse.cc
@@ -20,7 +20,7 @@
 
 bool
 Parse::Enclosing_var_comparison::operator()(const Enclosing_var& v1,
-					    const Enclosing_var& v2)
+					    const Enclosing_var& v2) const
 {
   if (v1.var() == v2.var())
     return false;
-- 
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