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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 a14bc0aeb8d..e2968bf6e26 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=westmere -mtune=haswell")
else()
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 13.0)
set(DEFAULT_VESPA_CPU_ARCH_FLAGS "-march=ivybridge")