From 6f26c4067f0bf51f223d07dd5db62a5aa5f037f1 Mon Sep 17 00:00:00 2001
From: Matthieu Schaller <matthieu.schaller@durham.ac.uk>
Date: Mon, 1 Aug 2016 15:02:00 +0100
Subject: [PATCH] Default to AX_CFLAGS_WARN_ALL for the choice of compiler
flags when we don't know the compiler.
---
configure.ac | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/configure.ac b/configure.ac
index 63d2ddad06..bbe2945679 100644
--- a/configure.ac
+++ b/configure.ac
@@ -452,14 +452,17 @@ AC_ARG_ENABLE([compiler-warnings],
if test "$enable_warn" != "no"; then
# AX_CFLAGS_WARN_ALL does not give good warning flags for the Intel compiler
- # We will do this by hand instead
+ # We will do this by hand instead and only default to the macro for unknown compilers
case "$ax_cv_c_compiler_vendor" in
gnu | clang)
CFLAGS="$CFLAGS -Wall"
;;
- intel )
+ intel)
CFLAGS="$CFLAGS -w2"
;;
+ *)
+ AX_CFLAGS_WARN_ALL
+ ;;
esac
# Add a "choke on warning" flag if it exists
--
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