1; RUN: opt < %s -mtriple=x86_64-apple-darwin -mcpu=broadwell -mattr=+avx2 -S | FileCheck %s 2 3; Check that opt can add but not rewrite function attributes 4; target-cpu and target-features using command line options -mcpu and 5; -mattr. 6 7; CHECK: attributes #0 = { nounwind readnone ssp uwtable "target-cpu"="broadwell" "target-features"="+ssse3,+cx16,+sse,+sse2,+sse3,+avx2" "use-soft-float"="false" } 8; CHECK: attributes #1 = { nounwind readnone ssp uwtable "target-cpu"="core2" "target-features"="+ssse3,+cx16,+sse,+sse2,+sse3,+avx2" "use-soft-float"="false" } 9 10define i32 @no_target_cpu() #0 { 11entry: 12 ret i32 0 13} 14 15define i32 @has_targe_cpu() #1 { 16entry: 17 ret i32 0 18} 19 20attributes #0 = { nounwind readnone ssp uwtable "target-features"="+ssse3,+cx16,+sse,+sse2,+sse3" "use-soft-float"="false" } 21attributes #1 = { nounwind readnone ssp uwtable "target-cpu"="core2" "target-features"="+ssse3,+cx16,+sse,+sse2,+sse3" "use-soft-float"="false" } 22