[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [55279] trunk/blender/CMakeLists.txt: disable -Wredundant-decls for gcc versions older then 4.6

[Campbell Barton]

Revision: 55279
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=55279
Author:   campbellbarton
Date:     2013-03-14 13:00:00 +0000 (Thu, 14 Mar 2013)
Log Message:
-----------
disable -Wredundant-decls for gcc versions older then 4.6

Modified Paths:
--------------
    trunk/blender/CMakeLists.txt

Modified: trunk/blender/CMakeLists.txt
===================================================================
--- trunk/blender/CMakeLists.txt	2013-03-14 11:29:15 UTC (rev 55278)
+++ trunk/blender/CMakeLists.txt	2013-03-14 13:00:00 UTC (rev 55279)
@@ -1924,13 +1924,17 @@
 	ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_NULL -Wnonnull)  # C only
 	ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_INCLUDE_DIRS -Wmissing-include-dirs)
 	ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_DIV_BY_ZERO -Wno-div-by-zero)
-	ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_REDUNDANT_DECLS -Wredundant-decls)
 
 	# gcc 4.2 gives annoying warnings on every file with this
 	if (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.3")
 		ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNINITIALIZED -Wuninitialized)
 	endif()
 
+	# versions before gcc4.6 give many BLI_math warnings
+	if (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.6")
+		ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_REDUNDANT_DECLS -Wredundant-decls)
+	endif()
+
 	# disable because it gives warnings for printf() & friends.
 	# ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_DOUBLE_PROMOTION -Wdouble-promotion -Wno-error=double-promotion)