From e92da6a6ba02bdc3c879f9df8be6ee4aac2583d3 Mon Sep 17 00:00:00 2001
From: Adam Lyon <lyon@fnal.gov>
Date: Mon, 8 Feb 2016 02:34:24 -0600
Subject: Handle c++11 and c++14 correctly

---
 lib/spack/spack/compiler.py      |  3 +++
 lib/spack/spack/compilers/gcc.py | 11 +++++++++--
 2 files changed, 12 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/spack/spack/compiler.py b/lib/spack/spack/compiler.py
index d38c0b00b1..20896f9eec 100644
--- a/lib/spack/spack/compiler.py
+++ b/lib/spack/spack/compiler.py
@@ -97,6 +97,9 @@ class Compiler(object):
     # argument used to get C++11 options
     cxx11_flag = "-std=c++11"
 
+    # argument used to get C++14 options
+    cxx14_flag = "-std=c++1y"
+
 
     def __init__(self, cspec, cc, cxx, f77, fc):
         def check(exe):
diff --git a/lib/spack/spack/compilers/gcc.py b/lib/spack/spack/compilers/gcc.py
index 64214db32d..2e57e44856 100644
--- a/lib/spack/spack/compilers/gcc.py
+++ b/lib/spack/spack/compilers/gcc.py
@@ -54,9 +54,16 @@ class Gcc(Compiler):
         if self.version < ver('4.3'):
             tty.die("Only gcc 4.3 and above support c++11.")
         elif self.version < ver('4.7'):
-            return "-std=gnu++0x"
+            return "-std=c++0x"
         else:
-            return "-std=gnu++11"
+            return "-std=c++11"
+
+    @property
+    def cxx14_flag(self):
+        if self.version < ver('4.8'):
+            tty.die("Only gcc 4.8 and above support c++14.")
+        else:
+            return "-std=c++14"
 
     @classmethod
     def fc_version(cls, fc):
-- 
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