From 4b8481f1c92605778594cbe94dae06171a0aa23f Mon Sep 17 00:00:00 2001 From: Thanatomanic <6567747+Thanatomanic@users.noreply.github.com> Date: Thu, 16 Dec 2021 07:50:31 +0100 Subject: [PATCH] (Temporarily) disable `ftree-loop-vectorize` for GCC 11 because of #6384 --- CMakeLists.txt | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/CMakeLists.txt b/CMakeLists.txt index 632ae6717..4b1976ac0 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -44,8 +44,8 @@ if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION "Building RawTherapee requires using GCC version 4.9 or higher!") endif() -# Warning for GCC 10, which causes problems #5749: -if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_EQUAL "10.1") +# Warning for GCC vectorization issues, which causes problems #5749 and #6384: +if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND ((CMAKE_CXX_COMPILER_VERSION VERSION_GREATER "10.0" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "10.2") OR (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "11.0"))) message(STATUS "WARNING: gcc ${CMAKE_CXX_COMPILER_VERSION} is known to miscompile RawTherapee when using -ftree-loop-vectorize, forcing the option to be off") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fno-tree-loop-vectorize") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-tree-loop-vectorize")