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cmake/compiler/gcc: use -flto/-fno-lto only for gcc >= 4.5.0 #69058

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Feb 16, 2024
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cmake/compiler/gcc: use -flto/-fno-lto only for gcc >= 4.5.0 #69058

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6 changes: 4 additions & 2 deletions cmake/compiler/gcc/compiler_flags.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -21,8 +21,10 @@ endif()
set_compiler_property(PROPERTY optimization_speed -O2)
set_compiler_property(PROPERTY optimization_size -Os)

set_compiler_property(PROPERTY optimization_lto -flto)
set_compiler_property(PROPERTY prohibit_lto -fno-lto)
if(CMAKE_C_COMPILER_VERSION GREATER_EQUAL "4.5.0")
set_compiler_property(PROPERTY optimization_lto -flto)
set_compiler_property(PROPERTY prohibit_lto -fno-lto)
endif()

#######################################################
# This section covers flags related to warning levels #
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