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authorBill Hoffman <bill.hoffman@kitware.com>2008-04-21 13:04:15 -0400
committerBill Hoffman <bill.hoffman@kitware.com>2008-04-21 13:04:15 -0400
commitaa10b4e33cd4a0c304f3cd3ffd5f0f382a6b6178 (patch)
tree9f65728434ce0f45debaa6b5dcd0549574854663 /Modules/CMakeCXXInformation.cmake
parent2eb3653d79a523b1745bd6fc7f3abc7bd0738e06 (diff)
downloadcmake-aa10b4e33cd4a0c304f3cd3ffd5f0f382a6b6178.tar.gz
ENH: fix init flags getting stuffed into the compile line by force.
Diffstat (limited to 'Modules/CMakeCXXInformation.cmake')
-rw-r--r--Modules/CMakeCXXInformation.cmake11
1 files changed, 6 insertions, 5 deletions
diff --git a/Modules/CMakeCXXInformation.cmake b/Modules/CMakeCXXInformation.cmake
index 6cd2ec7e21..65c590248c 100644
--- a/Modules/CMakeCXXInformation.cmake
+++ b/Modules/CMakeCXXInformation.cmake
@@ -145,13 +145,14 @@ ENDFOREACH(type)
# on the initial values computed in the platform/*.cmake files
# use _INIT variables so that this only happens the first time
# and you can set these flags in the cmake cache
-SET (CMAKE_CXX_FLAGS "$ENV{CXXFLAGS}" CACHE STRING
+SET(CMAKE_CXX_FLAGS_INIT "$ENV{CXXFLAGS} ${CMAKE_CXX_FLAGS_INIT}")
+# avoid just having a space as the initial value for the cache
+IF(CMAKE_CXX_FLAGS_INIT STREQUAL " ")
+ SET(CMAKE_CXX_FLAGS_INIT)
+ENDIF(CMAKE_CXX_FLAGS_INIT STREQUAL " ")
+SET (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS_INIT}" CACHE STRING
"Flags used by the compiler during all build types.")
-IF (CMAKE_CXX_FLAGS_INIT)
- SET (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_INIT}")
-ENDIF (CMAKE_CXX_FLAGS_INIT)
-
IF(NOT CMAKE_NOT_USING_CONFIG_FLAGS)
SET (CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG_INIT}" CACHE STRING
"Flags used by the compiler during debug builds.")