[dia] [warningectomy] switch off -Wenum-compare

[Hans Breuer <hans src gnome org>]

commit b4ded48dac869cfdbaf9b1ed98df903de39c3eb0
Author: Hans Breuer <hans breuer org>
Date:   Sat May 4 12:05:22 2013 +0200

    [warningectomy] switch off -Wenum-compare
    
    For Dia this is producing pure noise, comparing named constants
    from different enums is by design.

 configure.in |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/configure.in b/configure.in
index 6488b16..4362ce7 100644
--- a/configure.in
+++ b/configure.in
@@ -510,6 +510,8 @@ if test "$GCC" = yes; then
   dnl DIA_CHECK_CFLAG(-Wshadow)
   DIA_CHECK_CFLAG(-Wpointer-arith)
   dnl DIA_CHECK_CFLAG(-Wswitch-enum)
+  dnl For Dia the following warning is producing pure noise, switch it off
+  DIA_CHECK_CFLAG(-Wno-enum-compare)
   DIA_CHECK_CFLAG(-Winit-self)
   DIA_CHECK_CFLAG(-Wformat-nonliteral)
 fi