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author | Tor Egge <Tor.Egge@online.no> | 2023-02-13 11:09:31 +0100 |
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committer | Tor Egge <Tor.Egge@online.no> | 2023-02-13 11:09:31 +0100 |
commit | d9b9b45b5234eda663e55b5bab87268e895ab171 (patch) | |
tree | 333ca626d8a1c38c97894188cf00b054228c527a /default_build_settings.cmake | |
parent | 5c9adbccd15e62dd32852d8023171cc740d12c1e (diff) |
Add comments describing reason for adjustment to default cpu arch options.
Diffstat (limited to 'default_build_settings.cmake')
-rw-r--r-- | default_build_settings.cmake | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/default_build_settings.cmake b/default_build_settings.cmake index e2968bf6e26..bd74f414691 100644 --- a/default_build_settings.cmake +++ b/default_build_settings.cmake @@ -131,9 +131,11 @@ function(vespa_use_default_build_settings) if(CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64") if(APPLE AND (("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") OR ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "AppleClang"))) elseif("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") + # Avoid clang error on linux: _builtin_ia32_lddqu' needs target feature sse3 set(DEFAULT_VESPA_CPU_ARCH_FLAGS "-march=westmere -mtune=haswell") else() if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 13.0) + # Temporary workaround for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108599 set(DEFAULT_VESPA_CPU_ARCH_FLAGS "-march=ivybridge") else() set(DEFAULT_VESPA_CPU_ARCH_FLAGS "-mtune=intel") |