From: David Wells <wellsd2@rpi.edu>
Date: Fri, 31 Mar 2017 19:33:53 +0000 (-0400)
Subject: Update the minimum supported GCC version.
X-Git-Tag: v9.0.0-rc1~1747^2~1
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1d765b2829e118252aeb32136aa67dbde9c928a5;p=dealii.git

Update the minimum supported GCC version.
---

diff --git a/cmake/setup_compiler_flags_gnu.cmake b/cmake/setup_compiler_flags_gnu.cmake
index a00de57d93..59504616cc 100644
--- a/cmake/setup_compiler_flags_gnu.cmake
+++ b/cmake/setup_compiler_flags_gnu.cmake
@@ -21,10 +21,10 @@
 #
 
 IF( CMAKE_CXX_COMPILER_ID MATCHES "GNU" AND
-    CMAKE_CXX_COMPILER_VERSION VERSION_LESS "3.4" )
+    CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.8" )
   MESSAGE(WARNING "\n"
-    "You're using an old version of the GNU Compiler Collection (gcc/g++)!\n"
-    "It is strongly recommended to use at least version 3.4.\n"
+    "deal.II requires support for features of C++11 that are not present in\n"
+    "versions of GCC prior to 4.8."
     )
 ENDIF()