From 32062c78e1eee93c101371264297e9553b9d46cd Mon Sep 17 00:00:00 2001
From: Stéphane Raimbault <stephane.raimbault@gmail.com>
Date: Thu, 18 Apr 2013 09:25:19 +0200
Subject: [PATCH] Remove unsupported -Wtype-limits for GCC < 4.3.5 (closes #109)

---
 configure.ac | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 7b804bd..bf11bd9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -111,12 +111,13 @@ AC_CHECK_DECLS([TIOCSRS485], [], [], [[#include <sys/ioctl.h>]])
 # Check for RTS flags
 AC_CHECK_DECLS([TIOCM_RTS], [], [], [[#include <sys/ioctl.h>]])
 
+# Wtype-limits is not supported by gcc 4.2 (default on recent Mac OS X)
 my_CFLAGS="-Wall \
 -Wmissing-declarations -Wmissing-prototypes \
 -Wnested-externs -Wpointer-arith \
 -Wpointer-arith -Wsign-compare -Wchar-subscripts \
 -Wstrict-prototypes -Wshadow \
--Wformat-security -Wtype-limits"
+-Wformat-security"
 AC_SUBST([my_CFLAGS])
 
 AC_CONFIG_HEADERS([config.h tests/unit-test.h])
--
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