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ARROW-9744: [Python] Fix build failure on aarch64 #7982

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ARROW-9744: [Python] Fix build failure on aarch64 #7982

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3 changes: 3 additions & 0 deletions cpp/cmake_modules/DefineOptions.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -114,6 +114,9 @@ if("${CMAKE_SOURCE_DIR}" STREQUAL "${CMAKE_CURRENT_SOURCE_DIR}")

# Arm64 architectures and extensions can lead to exploding combinations.
# So set it directly through cmake command line.
#
# If you change this, you need to change the definition in
# python/CMakeLists.txt too.
define_option_string(ARROW_ARMV8_ARCH
"Arm64 arch and extensions"
"armv8-a" # Default
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5 changes: 5 additions & 0 deletions python/CMakeLists.txt
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Expand Up @@ -97,6 +97,11 @@ include(BuildUtils)
# Cython generated code emits way to many warnings at CHECKIN and EVERYTHING
set(BUILD_WARNING_LEVEL "PRODUCTION")

# This must be synchronized with the definition in
# cpp/cmake_modules/DefineOptions.cmake.
set(ARROW_ARMV8_ARCH
"armv8-a"
CACHE STRING "Arm64 arch and extensions: armv8-a, armv8-a or armv8-a+crc+crypto")
include(SetupCxxFlags)

# Add common flags
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