From: DRC <dcommander@users.sourceforge.net>
Date: Sat, 26 Feb 2011 21:07:50 +0000 (+0000)
Subject: Enable full GCC compiler warnings by default
X-Git-Tag: 1.1.0~2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b4a50ceefb34a9e7400f764af36eb1b510ef12eb;p=libjpeg-turbo

Enable full GCC compiler warnings by default


git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/branches/1.1.x@460 632fc199-4ca6-4c93-a231-07263d6284db
---

diff --git a/configure.ac b/configure.ac
index 78a391a..a9c9977 100644
--- a/configure.ac
+++ b/configure.ac
@@ -13,6 +13,7 @@ AC_DEFINE([HAVE_PROTOTYPES], 1, [Define if your compiler supports prototypes])
 
 # Checks for programs.
 SAVED_CFLAGS=${CFLAGS}
+SAVED_CPPFLAGS=${CPPFLAGS}
 AC_PROG_CPP
 AC_PROG_CC
 AC_PROG_INSTALL
@@ -30,6 +31,9 @@ if test "x${GCC}" = "xyes"; then
   if test "x${SAVED_CFLAGS}" = "x"; then
     CFLAGS=-O3
   fi
+  if test "x${SAVED_CPPFLAGS}" = "x"; then
+    CPPFLAGS=-Wall
+  fi
 fi
 
 AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"])