$OpenBSD: patch-Modules_Compiler_GNU_cmake,v 1.9 2015/12/08 17:18:59 dcoppa Exp $
--- Modules/Compiler/GNU.cmake.orig	Thu Sep 11 15:24:00 2014
+++ Modules/Compiler/GNU.cmake	Tue Nov  4 14:41:29 2014
@@ -47,9 +47,9 @@ macro(__compiler_gnu lang)
   # Initial configuration flags.
   set(CMAKE_${lang}_FLAGS_INIT "")
   set(CMAKE_${lang}_FLAGS_DEBUG_INIT "-g")
-  set(CMAKE_${lang}_FLAGS_MINSIZEREL_INIT "-Os -DNDEBUG")
-  set(CMAKE_${lang}_FLAGS_RELEASE_INIT "-O3 -DNDEBUG")
-  set(CMAKE_${lang}_FLAGS_RELWITHDEBINFO_INIT "-O2 -g -DNDEBUG")
+  set(CMAKE_${lang}_FLAGS_MINSIZEREL_INIT "-DNDEBUG")
+  set(CMAKE_${lang}_FLAGS_RELEASE_INIT "-DNDEBUG")
+  set(CMAKE_${lang}_FLAGS_RELWITHDEBINFO_INIT "-g -DNDEBUG")
   set(CMAKE_${lang}_CREATE_PREPROCESSED_SOURCE "<CMAKE_${lang}_COMPILER> <DEFINES> <INCLUDES> <FLAGS> -E <SOURCE> > <PREPROCESSED_SOURCE>")
   set(CMAKE_${lang}_CREATE_ASSEMBLY_SOURCE "<CMAKE_${lang}_COMPILER> <DEFINES> <INCLUDES> <FLAGS> -S <SOURCE> -o <ASSEMBLY_SOURCE>")
   if(NOT APPLE)
