From 1f90cd3b3f62c59c9a1f8ce3fb84ac163f52a9a2 Mon Sep 17 00:00:00 2001 From: Jean-Marc Lasgouttes Date: Sat, 29 Jun 2019 16:45:38 +0200 Subject: [PATCH] Make build: amend 6f2cd26103d0 (allow more compilers) Allow gcc 4.7 and 4.8, but use boost regex Allow visual studio 2015. --- CMakeLists.txt | 17 ++++++++++------- 1 file changed, 10 insertions(+), 7 deletions(-) diff --git a/CMakeLists.txt b/CMakeLists.txt index 1730d88653..d7112b1a49 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -291,18 +291,21 @@ if(UNIX OR MINGW) #message(STATUS "dumpversion: error = ${_error}, result = ${_err}") endif() message(STATUS "Using GCC version ${GCC_VERSION}") - if(GCC_VERSION VERSION_LESS 4.9) - # Drop support for gcc versions prior to 4.9 - message(FATAL_ERROR "gcc >= 4.9 is required.") + if(GCC_VERSION VERSION_LESS 4.6) + message(FATAL_ERROR "gcc >= 4.6 is required.") + elseif(GCC_VERSION VERSION_LESS 4.9) + # in gcc is unusable in versions less than 4.9.0 + # see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53631 + set(LYX_USE_STD_REGEX 0) else() - set(LYX_USE_STD_REGEX 1) + set(LYX_USE_STD_REGEX 1) endif() endif() set(LYX_GCC11_MODE "${CXX11_FLAG}") else() - if(MSVC_VERSION LESS 1915) - # Drop support for msvc versions prior to 1915 - message(FATAL_ERROR "msvc >= 1915 is required.") + if(MSVC_VERSION LESS 1900) + # Drop support for msvc versions prior to 1900 (Visual Studio 2015) + message(FATAL_ERROR "Visual Studio >= 2015 is required.") set(LYX_USE_STD_REGEX 0) else() set(LYX_USE_STD_REGEX 1)