From ab2f437661e9385a54c1f7417f2398165ad54b07 Mon Sep 17 00:00:00 2001
From: Rangi <remy.oukaour+rangi42@gmail.com>
Date: Sun, 12 Jul 2020 17:00:01 -0400
Subject: [PATCH] C++17 <string_view> requires g++ 7

---
 INSTALL.md | 6 +++---
 Makefile   | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/INSTALL.md b/INSTALL.md
index 59c99af..3796047 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -33,7 +33,7 @@ If the pre-built release already works for you, you don't have to build it yours
 
 ### Install dependencies
 
-You need at least g++ 4.9 for `<regex>` support.
+You need at least g++ 7 for C++11 `<regex>` and C++17 `<string_view>` support.
 
 #### Ubuntu/Debian
 
@@ -53,12 +53,12 @@ sudo dnf install make g++ git unzip
 sudo dnf install zlib-devel libpng-devel libXpm-devel libX11-devel libXft-devel libXinerama-devel fontconfig-devel libXext-devel libXrender-devel libXfixes-devel
 ```
 
-### Install and build Polished Map
+### Install and build Polished Map++
 
 Run the following commands:
 
 ```bash
-# Clone Polished Map
+# Clone Polished Map++
 git clone --branch plusplus https://github.com/Rangi42/polished-map.git
 cd polished-map
 
diff --git a/Makefile b/Makefile
index b32fd44..bdc329b 100644
--- a/Makefile
+++ b/Makefile
@@ -14,7 +14,7 @@ tmpdir = tmp
 debugdir = tmp/debug
 bindir = bin
 
-CXXFLAGS = -std=c++11 -I$(srcdir) -I$(resdir) $(shell fltk-config --use-images --cxxflags)
+CXXFLAGS = -std=c++17 -I$(srcdir) -I$(resdir) $(shell fltk-config --use-images --cxxflags)
 LDFLAGS = $(shell fltk-config --use-images --ldflags) $(shell pkg-config --libs libpng xpm)
 
 RELEASEFLAGS = -DNDEBUG -O3 -flto -march=native