commit 6869c3adffe2d938faa457d0bd457ce38dcc8afb
Author: Kornel Benko <[email protected]>
Date: Fri Oct 23 13:25:49 2020 +0200
Amend 39996524: Satisfy older cmake versions
---
CMakeLists.txt | 15 +++++++++++----
development/cmake/modules/FindCXX11Compiler.cmake | 1 +
2 files changed, 12 insertions(+), 4 deletions(-)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3840cc9..3e5c613 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -699,15 +699,22 @@ else()
# Try to find a std-cxx-feature supported by this cmake version
while (std_num GREATER 0)
list(FIND CMAKE_CXX_COMPILE_FEATURES "cxx_std_${std_num}"
stdfeature)
- if (stdfeature GREATER_EQUAL 0)
+ if (stdfeature GREATER -1)
set(CMAKE_CXX_STANDARD ${std_num})
break()
endif()
math(EXPR std_num "${std_num}-1")
endwhile()
-
- message(STATUS "CMAKE_CXX_STANDARD set to ${CMAKE_CXX_STANDARD}")
- set(LYX_CXX_FLAGS "-Wall -Wunused-parameter ${LYX_CXX_FLAGS}")
+ message(STATUS "std_num = ${std_num}")
+ if (std_num EQUAL 0)
+ # not found appropriate feature
+ # so we use LYX_GCC11_MODE
+ set(LYX_CXX_FLAGS "-Wall -Wunused-parameter
${LYX_GCC11_MODE}${LYX_CXX_FLAGS}")
+ else()
+ message(STATUS "CMAKE_CXX_STANDARD set to ${CMAKE_CXX_STANDARD}")
+ set(LYX_CXX_FLAGS "-Wall -Wunused-parameter ${LYX_CXX_FLAGS}")
+ endif()
+ message(STATUS "Setting LYX_CXX_FLAGS to ${LYX_CXX_FLAGS}")
else()
set(LYX_CXX_FLAGS "-Wall -Wunused-parameter
${LYX_GCC11_MODE}${LYX_CXX_FLAGS}")
endif()
diff --git a/development/cmake/modules/FindCXX11Compiler.cmake
b/development/cmake/modules/FindCXX11Compiler.cmake
index 96b72eb..7f22f59 100644
--- a/development/cmake/modules/FindCXX11Compiler.cmake
+++ b/development/cmake/modules/FindCXX11Compiler.cmake
@@ -54,6 +54,7 @@ else()
endif()
else()
set(CXX11_FLAG_CANDIDATES
+ "--std=c++20"
"--std=c++17"
"--std=c++14"
"--std=c++11"
--
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