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Require C++11 *or later* (#5020)

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Allow externally setting CMAKE_CXX_STANDARD to 14, for example,
which is needed to build protobufs
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David Neto 2022-12-15 21:12:53 -05:00 committed by GitHub
parent 43c99b5ee0
commit 5d6adbdee0
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1 changed files with 9 additions and 1 deletions
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10
CMakeLists.txt
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@ -31,7 +31,15 @@ set(SPIRV_TOOLS "SPIRV-Tools")
include(GNUInstallDirs)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
set(CMAKE_CXX_STANDARD 11)
# Require at least C++11
if(NOT CMAKE_CXX_STANDARD)
set(CMAKE_CXX_STANDARD 11)
endif()
if(${CMAKE_CXX_STANDARD} LESS 11)
message(FATAL_ERROR "SPIRV-Tools requires C++11 or later, but is configured for C++${CMAKE_CXX_STANDARD})")
endif()
option(ENABLE_RTTI "Enables RTTI" OFF)
option(SPIRV_ALLOW_TIMERS "Allow timers via clock_gettime on supported platforms" ON)