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-rw-r--r--default_build_settings.cmake2
1 files changed, 2 insertions, 0 deletions
diff --git a/default_build_settings.cmake b/default_build_settings.cmake
index 41ab347f8a0..63ac2c306cb 100644
--- a/default_build_settings.cmake
+++ b/default_build_settings.cmake
@@ -130,6 +130,8 @@ function(vespa_use_default_build_settings)
message("-- CMAKE_SYSTEM_PROCESSOR = ${CMAKE_SYSTEM_PROCESSOR}")
if(CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64")
if(APPLE AND (("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") OR ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "AppleClang")))
+ elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+ set(DEFAULT_VESPA_CPU_ARCH_FLAGS "-march=haswell -mtune=skylake-avx512")
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 12.0 AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 12.3)
# Temporary workaround for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108599