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Merge pull request #7334 from Bo98/std-nehalem

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ENV/std: conditionally apply AES-NI workaround
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Mike McQuaid 2020-04-13 09:05:29 +01:00 committed by GitHub
commit c5c161adb3
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1 changed files with 4 additions and 2 deletions
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6
Library/Homebrew/extend/ENV/std.rb
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@ -112,9 +112,11 @@ module Stdenv
def clang
super
replace_in_cflags(/-Xarch_#{Hardware::CPU.arch_32_bit} (-march=\S*)/, '\1')
# Clang mistakenly enables AES-NI on plain Nehalem
map = Hardware::CPU.optimization_flags
.merge(nehalem: "-march=nehalem -Xclang -target-feature -Xclang -aes")
if DevelopmentTools.clang_build_version < 700
# Clang mistakenly enables AES-NI on plain Nehalem
map[:nehalem] = "-march=nehalem -Xclang -target-feature -Xclang -aes"
end
set_cpu_cflags map
end