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1; RUN: opt -S -denormal-fp-math-f32=ieee %s | FileCheck -check-prefixes=IEEE,ALL %s2; RUN: opt -S -denormal-fp-math-f32=preserve-sign %s | FileCheck -check-prefixes=PRESERVESIGN,ALL %s3; RUN: opt -S -denormal-fp-math-f32=positive-zero %s | FileCheck -check-prefixes=POSITIVEZERO,ALL %s4 5; ALL: @no_denormal_fp_math_f32_attr() [[NOATTR:#[0-9]+]] {6define i32 @no_denormal_fp_math_f32_attr() #0 {7entry:8 ret i32 09}10 11; ALL: denormal_fp_math_attr_preserve_sign_ieee() [[ATTR:#[0-9]+]] {12define i32 @denormal_fp_math_attr_preserve_sign_ieee() #1 {13entry:14 ret i32 015}16 17; ALL-DAG: attributes [[ATTR]] = { nounwind "denormal-fp-math-f32"="preserve-sign,ieee" }18; IEEE-DAG: attributes [[NOATTR]] = { nounwind "denormal-fp-math-f32"="ieee,ieee" }19; PRESERVESIGN-DAG: attributes [[NOATTR]] = { nounwind "denormal-fp-math-f32"="preserve-sign,preserve-sign" }20; POSITIVEZERO-DAG: attributes [[NOATTR]] = { nounwind "denormal-fp-math-f32"="positive-zero,positive-zero" }21 22attributes #0 = { nounwind }23attributes #1 = { nounwind "denormal-fp-math-f32"="preserve-sign,ieee" }24