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work around building with LTO causing an ICE in gcc 15.1.0

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Nadia Holmquist Pedersen 2025-06-15 01:15:31 +02:00
parent 0d294e9373
commit 0b005abedf
1 changed files with 6 additions and 0 deletions
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6
cmake/DefaultBuildFlags.cmake
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@ -7,3 +7,9 @@ endif()
string(REPLACE "-O2" "-O3" CMAKE_C_FLAGS_RELEASE_INIT "${CMAKE_C_FLAGS_RELEASE_INIT}")
string(REPLACE "-O2" "-O3" CMAKE_CXX_FLAGS_RELEASE_INIT "${CMAKE_CXX_FLAGS_RELEASE_INIT}")
# Building with LTO causes an internal compiler error in GCC 15.1.0
if (CMAKE_CXX_COMPILER_ID STREQUAL GNU AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 15.0 AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 15.1.1)
set(ENABLE_LTO_RELEASE OFF CACHE BOOL "Enable LTO for release builds" FORCE)
set(ENABLE_LTO OFF CACHE BOOL "Enable LTO" FORCE)
endif()