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authorBrad King <brad.king@kitware.com>2015-07-08 13:55:16 (GMT)
committerBrad King <brad.king@kitware.com>2015-07-08 13:55:16 (GMT)
commita639689c16039b2f7c8b63e31fbbbc753ccef8c8 (patch)
tree28ec6915e54190cadbe5f28584b8ce466bfe4f42 /Modules/CheckFortranCompilerFlag.cmake
parent5d5067ae57c9d02656a54076cdf121c7084a4de3 (diff)
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Check*CompilerFlag: Revert to previous method used to pass flags (#15641)
Since commit v3.3.0-rc1~397^2 (Check*CompilerFlag: Refactor method used to pass flags, 2015-02-24) these check modules pass the flags to the compiler front-end during linking as well as during compilation. This breaks checks for flags like '-x c++' that are meant only for the compilation step. Revert the change and add a test covering a compiler-only flag.
Diffstat (limited to 'Modules/CheckFortranCompilerFlag.cmake')
-rw-r--r--Modules/CheckFortranCompilerFlag.cmake8
1 files changed, 4 insertions, 4 deletions
diff --git a/Modules/CheckFortranCompilerFlag.cmake b/Modules/CheckFortranCompilerFlag.cmake
index c476661..53fd8d6 100644
--- a/Modules/CheckFortranCompilerFlag.cmake
+++ b/Modules/CheckFortranCompilerFlag.cmake
@@ -13,7 +13,7 @@
# Will be created as an internal cache variable.
#
# This internally calls the check_fortran_source_compiles macro and
-# sets CMAKE_REQUIRED_FLAGS to <flag>. See help for
+# sets CMAKE_REQUIRED_DEFINITIONS to <flag>. See help for
# CheckFortranSourceCompiles for a listing of variables that can
# otherwise modify the build. The result only tells that the compiler
# does not give an error message when it encounters the flag. If the
@@ -40,8 +40,8 @@ include(CheckFortranSourceCompiles)
include(CMakeCheckCompilerFlagCommonPatterns)
macro (CHECK_Fortran_COMPILER_FLAG _FLAG _RESULT)
- set(SAFE_CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
- set(CMAKE_REQUIRED_FLAGS "${_FLAG}")
+ set(SAFE_CMAKE_REQUIRED_DEFINITIONS "${CMAKE_REQUIRED_DEFINITIONS}")
+ set(CMAKE_REQUIRED_DEFINITIONS "${_FLAG}")
# Normalize locale during test compilation.
set(_CheckFortranCompilerFlag_LOCALE_VARS LC_ALL LC_MESSAGES LANG)
@@ -62,5 +62,5 @@ macro (CHECK_Fortran_COMPILER_FLAG _FLAG _RESULT)
unset(_CheckFortranCompilerFlag_LOCALE_VARS)
unset(_CheckFortranCompilerFlag_COMMON_PATTERNS)
- set (CMAKE_REQUIRED_FLAGS "${SAFE_CMAKE_REQUIRED_FLAGS}")
+ set (CMAKE_REQUIRED_DEFINITIONS "${SAFE_CMAKE_REQUIRED_DEFINITIONS}")
endmacro ()