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Only set C++ standard if not defined #145

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Only set C++ standard if not defined #145

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6 changes: 4 additions & 2 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -16,8 +16,10 @@ set(AV_ENABLE_STATIC On CACHE BOOL "Enable static library build (On)")
set(AV_ENABLE_SHARED On CACHE BOOL "Enable shared library build (On)")
set(AV_BUILD_EXAMPLES On CACHE BOOL "Build example applications (On)")

# Compiler-specific C++11 activation.
set(CMAKE_CXX_STANDARD 17)
# Compiler-specific C++17 activation.
if(NOT DEFINED CMAKE_CXX_STANDARD)
set(CMAKE_CXX_STANDARD 17)
endif()
set(CMAKE_CXX_STANDARD_REQUIRED yes)

# Warnings
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