From 81996c5d79883b3615cbf70c4f0053e31c2ede8c Mon Sep 17 00:00:00 2001 From: Biswapriyo Nath Date: Mon, 13 Feb 2023 01:31:50 +0530 Subject: [PATCH] CMake: Check sse4.2 compiler option for x86 only This prevents checking sse4.2 compiler flag in non-x86 architectures. Also set COMPILE_CAN_HANDLE_SSE4_2 and SSE4_2_FLAG variables to false and empty values respectively to skip subsequent checks. --- wsutil/CMakeLists.txt | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) diff --git a/wsutil/CMakeLists.txt b/wsutil/CMakeLists.txt index 77354ffb32..04dbcdd098 100644 --- a/wsutil/CMakeLists.txt +++ b/wsutil/CMakeLists.txt @@ -247,7 +247,7 @@ endif() if(CMAKE_C_COMPILER_ID MATCHES "MSVC") set(COMPILER_CAN_HANDLE_SSE4_2 TRUE) set(SSE4_2_FLAG "") -else() +elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "i686|x86|x86_64|AMD64") check_c_compiler_flag(-msse4.2 COMPILER_CAN_HANDLE_SSE4_2) if(COMPILER_CAN_HANDLE_SSE4_2) set(SSE4_2_FLAG "-msse4.2") @@ -257,11 +257,15 @@ else() set(SSE4_2_FLAG "-xarch=sse4_2") endif() endif() - if(SSE4_2_FLAG) - message(STATUS "SSE4.2 compiler flag: ${SSE4_2_FLAG}") - else() - message(STATUS "No SSE4.2 compiler flag enabled") - endif() +else() + set(COMPILE_CAN_HANDLE_SSE4_2 FALSE) + set(SSE4_2_FLAG "") +endif() + +if(SSE4_2_FLAG) + message(STATUS "SSE4.2 compiler flag: ${SSE4_2_FLAG}") +else() + message(STATUS "No SSE4.2 compiler flag enabled") endif() if(COMPILER_CAN_HANDLE_SSE4_2) #