From 9f81591dbf5d8840f7193bb01ac0921fd5b2b687 Mon Sep 17 00:00:00 2001 From: Raul Tambre Date: Sat, 6 Feb 2021 18:22:22 +0200 Subject: Clang: MSVC-style C flags Support added in LLVM commit d087d805acb664e885e9c31a916f6cfa5dbc2186, will be released in Clang 13. --- Modules/Compiler/Clang-C.cmake | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) diff --git a/Modules/Compiler/Clang-C.cmake b/Modules/Compiler/Clang-C.cmake index 1b0b3ad..8f00a72 100644 --- a/Modules/Compiler/Clang-C.cmake +++ b/Modules/Compiler/Clang-C.cmake @@ -56,10 +56,20 @@ else() set(CMAKE_C90_EXTENSION_COMPILE_OPTION "") set(CMAKE_C99_STANDARD_COMPILE_OPTION "") set(CMAKE_C99_EXTENSION_COMPILE_OPTION "") - set(CMAKE_C11_STANDARD_COMPILE_OPTION "") - set(CMAKE_C11_EXTENSION_COMPILE_OPTION "") - set(CMAKE_C17_STANDARD_COMPILE_OPTION "") - set(CMAKE_C17_EXTENSION_COMPILE_OPTION "") + + if(CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 13.0) + set(CMAKE_C11_STANDARD_COMPILE_OPTION "/std:c11") + set(CMAKE_C11_EXTENSION_COMPILE_OPTION "/std:c11") + + set(CMAKE_C17_STANDARD_COMPILE_OPTION "/std:c17") + set(CMAKE_C17_EXTENSION_COMPILE_OPTION "/std:c17") + else() + set(CMAKE_C11_STANDARD_COMPILE_OPTION "") + set(CMAKE_C11_EXTENSION_COMPILE_OPTION "") + + set(CMAKE_C17_STANDARD_COMPILE_OPTION "") + set(CMAKE_C17_EXTENSION_COMPILE_OPTION "") + endif() endif() if(CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 2.1) -- cgit v0.12