From f5f1cfc57285db2735b36bf5f950c1d709c92b73 Mon Sep 17 00:00:00 2001 From: Dave Rodgman Date: Tue, 10 May 2022 17:26:47 +0100 Subject: [PATCH] Additional CMake flag for controlling C standard Disable compiler-specific extensions (e.g. use --std=c11 instead of --std=gnu11). Signed-off-by: Dave Rodgman --- CMakeLists.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/CMakeLists.txt b/CMakeLists.txt index ec140245f..0c207d17d 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -170,6 +170,7 @@ string(REGEX MATCH "Clang" CMAKE_COMPILER_IS_CLANG "${CMAKE_C_COMPILER_ID}") include(CheckCCompilerFlag) +set(CMAKE_C_EXTENSIONS OFF) set(CMAKE_C_STANDARD 99) if(CMAKE_COMPILER_IS_GNU)