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Pull effective arch detection into a method

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This commit is contained in:
Jack Nagel 2014-08-09 14:57:09 -05:00
parent f0b75b2869
commit e0f86a1a86
1 changed files with 6 additions and 4 deletions
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10
Library/Homebrew/extend/ENV/std.rb
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@ -301,17 +301,19 @@ module Stdenv
remove flags, %r{-mssse3}
remove flags, %r{-msse4(\.\d)?}
append flags, xarch unless xarch.empty?
append flags, map.fetch(effective_arch, default)
end
def effective_arch
if ARGV.build_bottle?
arch = ARGV.bottle_arch || Hardware.oldest_cpu
append flags, Hardware::CPU.optimization_flags.fetch(arch)
ARGV.bottle_arch || Hardware.oldest_cpu
elsif Hardware::CPU.intel? && !Hardware::CPU.sse4?
# If the CPU doesn't support SSE4, we cannot trust -march=native or
# -march=<cpu family> to do the right thing because we might be running
# in a VM or on a Hackintosh.
append flags, Hardware::CPU.optimization_flags.fetch(Hardware.oldest_cpu)
Hardware.oldest_cpu
else
append flags, map.fetch(Hardware::CPU.family, default)
Hardware::CPU.family
end
end