From: Bassam Tabbara <bassam.tabbara@quantum.com>
Date: Thu, 18 May 2017 06:08:31 +0000 (-0700)
Subject: cmake: remove "-Wp" compile option to speedup ccache
X-Git-Tag: v12.1.0~10^2~56^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F15147%2Fhead;p=ceph.git

cmake: remove "-Wp" compile option to speedup ccache

"-Wp" in not needed and when building with ccache the "cache hits"
only happen afer preproccessing which is slower than a direct hit.
this change removes the "-Wp" option

Signed-off-by: Bassam Tabbara <bassam.tabbara@quantum.com>
---

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 387a7d30731b..1d9ccacdfc6b 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -69,11 +69,11 @@ endif()
 
 include(CheckCCompilerFlag)
 if(CMAKE_CXX_COMPILER_ID STREQUAL GNU)
-  CHECK_C_COMPILER_FLAG("-Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=2" HAS_FORTIFY_SOURCE)
+  CHECK_C_COMPILER_FLAG("-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2" HAS_FORTIFY_SOURCE)
   if(NOT CMAKE_BUILD_TYPE STREQUAL Debug)
     if(HAS_FORTIFY_SOURCE)
-      set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=2")
-      set(CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS} -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=2")
+      set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2")
+      set(CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS} -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2")
     endif()
   endif()
   CHECK_C_COMPILER_FLAG(-fstack-protector-strong HAS_STACK_PROTECT)