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18 lines
497 B
CMake
18 lines
497 B
CMake
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# SPDX-FileCopyrightText: Copyright 2025 crueter
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# SPDX-License-Identifier: GPL-3.0-or-later
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## UseLTO ##
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# Enable Interprocedural Optimization (IPO).
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# Self-explanatory.
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include(CheckIPOSupported)
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check_ipo_supported(RESULT COMPILER_SUPPORTS_LTO)
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if(NOT COMPILER_SUPPORTS_LTO)
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message(FATAL_ERROR
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"Your compiler does not support interprocedural optimization"
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" (IPO).")
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endif()
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set(CMAKE_POLICY_DEFAULT_CMP0069 NEW)
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set(CMAKE_INTERPROCEDURAL_OPTIMIZATION ${COMPILER_SUPPORTS_LTO})
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