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https://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=597fe23b9bdeff2276adc1c6204c7d45eee7f7bd
commit 597fe23b9bdeff2276adc1c6204c7d45eee7f7bd
Merge: c610be3 22e8107
Author: Brad King <brad.k...@kitware.com>
AuthorDate: Fri Jan 27 11:06:44 2017 -0500
Commit: CMake Topic Stage <kwro...@kitware.com>
CommitDate: Fri Jan 27 11:06:44 2017 -0500
Merge topic 'gcc-features' into next
22e81072 GNU C++: record that -fvisibility-inlines-hidden is available
since 4.0
9ee77262 GNU C: record that C99 is available since at least 3.4
https://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=22e81072b78eeca40e4a68f79b2bb0d19e059c85
commit 22e81072b78eeca40e4a68f79b2bb0d19e059c85
Author: Rolf Eike Beer <e...@sf-mail.de>
AuthorDate: Fri Jan 27 16:52:42 2017 +0100
Commit: Rolf Eike Beer <e...@sf-mail.de>
CommitDate: Fri Jan 27 17:02:50 2017 +0100
GNU C++: record that -fvisibility-inlines-hidden is available since 4.0
See https://gcc.gnu.org/onlinedocs/gcc-4.0.0/gcc/Option-Summary.html
diff --git a/Modules/Compiler/GNU-CXX.cmake b/Modules/Compiler/GNU-CXX.cmake
index b04ea11..c007c98 100644
--- a/Modules/Compiler/GNU-CXX.cmake
+++ b/Modules/Compiler/GNU-CXX.cmake
@@ -6,7 +6,7 @@ if (WIN32)
set(CMAKE_CXX_COMPILE_OPTIONS_VISIBILITY_INLINES_HIDDEN
"-fno-keep-inline-dllexport")
endif()
else()
- if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.2)
+ if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.0)
set(CMAKE_CXX_COMPILE_OPTIONS_VISIBILITY_INLINES_HIDDEN
"-fvisibility-inlines-hidden")
endif()
endif()
https://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=9ee77262c3485d0079698ce52ec163a9971ca6d1
commit 9ee77262c3485d0079698ce52ec163a9971ca6d1
Author: Rolf Eike Beer <e...@sf-mail.de>
AuthorDate: Fri Jan 27 16:49:45 2017 +0100
Commit: Rolf Eike Beer <e...@sf-mail.de>
CommitDate: Fri Jan 27 16:49:45 2017 +0100
GNU C: record that C99 is available since at least 3.4
diff --git a/Modules/Compiler/GNU-C-FeatureTests.cmake
b/Modules/Compiler/GNU-C-FeatureTests.cmake
index b3fe33f..0ab5265 100644
--- a/Modules/Compiler/GNU-C-FeatureTests.cmake
+++ b/Modules/Compiler/GNU-C-FeatureTests.cmake
@@ -1,5 +1,5 @@
-set(_cmake_oldestSupported "(__GNUC__ * 100 + __GNUC_MINOR__) >= 404")
+set(_cmake_oldestSupported "(__GNUC__ * 100 + __GNUC_MINOR__) >= 304")
# GNU 4.7 correctly sets __STDC_VERSION__ to 201112L, but GNU 4.6 sets it
# to 201000L. As the former is strictly greater than the latter, test only
@@ -8,10 +8,10 @@ set(_cmake_oldestSupported "(__GNUC__ * 100 + __GNUC_MINOR__)
>= 404")
# to the distinction between __cplusplus and __GXX_EXPERIMENTAL_CXX0X__ tests.
set(GNU46_C11 "(__GNUC__ * 100 + __GNUC_MINOR__) >= 406 &&
defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201000L")
set(_cmake_feature_test_c_static_assert "${GNU46_C11}")
-# Since 4.4 at least:
-set(GNU44_C99 "(__GNUC__ * 100 + __GNUC_MINOR__) >= 404 &&
defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L")
-set(_cmake_feature_test_c_restrict "${GNU44_C99}")
-set(_cmake_feature_test_c_variadic_macros "${GNU44_C99}")
+# Since 3.4 at least:
+set(GNU34_C99 "(__GNUC__ * 100 + __GNUC_MINOR__) >= 304 &&
defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L")
+set(_cmake_feature_test_c_restrict "${GNU34_C99}")
+set(_cmake_feature_test_c_variadic_macros "${GNU34_C99}")
set(GNU_C90 "${_cmake_oldestSupported}")
set(_cmake_feature_test_c_function_prototypes "${GNU_C90}")
diff --git a/Modules/Compiler/GNU-C.cmake b/Modules/Compiler/GNU-C.cmake
index 05c3bb2..3f02618 100644
--- a/Modules/Compiler/GNU-C.cmake
+++ b/Modules/Compiler/GNU-C.cmake
@@ -4,12 +4,12 @@ __compiler_gnu(C)
if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.5)
set(CMAKE_C90_STANDARD_COMPILE_OPTION "-std=c90")
set(CMAKE_C90_EXTENSION_COMPILE_OPTION "-std=gnu90")
-elseif (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.4)
+elseif (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 3.4)
set(CMAKE_C90_STANDARD_COMPILE_OPTION "-std=c89")
set(CMAKE_C90_EXTENSION_COMPILE_OPTION "-std=gnu89")
endif()
-if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.4)
+if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 3.4)
set(CMAKE_C99_STANDARD_COMPILE_OPTION "-std=c99")
set(CMAKE_C99_EXTENSION_COMPILE_OPTION "-std=gnu99")
endif()
@@ -22,7 +22,7 @@ elseif (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.6)
set(CMAKE_C11_EXTENSION_COMPILE_OPTION "-std=gnu1x")
endif()
-if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.4)
+if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 3.4)
if (NOT CMAKE_C_COMPILER_FORCED)
if (NOT CMAKE_C_STANDARD_COMPUTED_DEFAULT)
message(FATAL_ERROR "CMAKE_C_STANDARD_COMPUTED_DEFAULT should be set for
${CMAKE_C_COMPILER_ID} (${CMAKE_C_COMPILER}) version
${CMAKE_C_COMPILER_VERSION}")
@@ -38,10 +38,9 @@ if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.4)
endif()
endif()
-
macro(cmake_record_c_compile_features)
set(_result 0)
- if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.4)
+ if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 3.4)
if(_result EQUAL 0 AND CMAKE_C11_STANDARD_COMPILE_OPTION)
_record_compiler_features_c(11)
endif()
-----------------------------------------------------------------------
Summary of changes:
Modules/Compiler/GNU-C-FeatureTests.cmake | 10 +++++-----
Modules/Compiler/GNU-C.cmake | 9 ++++-----
Modules/Compiler/GNU-CXX.cmake | 2 +-
3 files changed, 10 insertions(+), 11 deletions(-)
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