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Suppress incorrect warning from gcc (#2691)

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Davis E. King 2022-11-27 22:23:29 -05:00 committed by GitHub
parent 136b2d9e5c
commit 4d38ffa082
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1 changed files with 10 additions and 0 deletions
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dlib/test/CMakeLists.txt
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@ -178,6 +178,16 @@ if (CMAKE_COMPILER_IS_GNUCXX)
add_compile_options(-Wno-unused-function)
add_compile_options(-Wno-strict-overflow)
add_compile_options(-Wno-maybe-uninitialized)
if (CMAKE_CXX_COMPILER_VERSION VERSION_EQUAL 11.3.0)
# GCC 11.3 wrongly yields this warning:
# dlib::row_major_layout::layout<double, 0, 2, dlib::memory_manager_stateless_kernel_1<char> >::data’ with nonzero offset 8 [-Werror=free-nonheap-object]
# 61 | delete [] item;
# Which by inspection of the dlib::row_major_layout::layout class you can see is clearly incorrect, as `data` is most
# definitely heap allocated.
add_compile_options(-Wno-free-nonheap-object)
endif()
elseif (MSVC)
# Treat warnings as errors.
add_compile_options(/WX)