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1; RUN: opt -S -denormal-fp-math=ieee %s | FileCheck -check-prefixes=IEEE,ALL %s2; RUN: opt -S -denormal-fp-math=preserve-sign %s | FileCheck -check-prefixes=PRESERVESIGN,ALL %s3; RUN: opt -S -denormal-fp-math=positive-zero %s | FileCheck -check-prefixes=POSITIVEZERO,ALL %s4 5; RUN: opt -S -denormal-fp-math-f32=ieee %s | FileCheck -check-prefixes=IEEEF32,ALL %s6; RUN: opt -S -denormal-fp-math-f32=preserve-sign %s | FileCheck -check-prefixes=PRESERVESIGNF32,ALL %s7; RUN: opt -S -denormal-fp-math-f32=positive-zero %s | FileCheck -check-prefixes=POSITIVEZEROF32,ALL %s8 9; RUN: opt -S -denormal-fp-math=ieee -denormal-fp-math-f32=ieee %s | FileCheck -check-prefixes=IEEE-BOTH,ALL %s10; RUN: opt -S -denormal-fp-math=preserve-sign -denormal-fp-math-f32=preserve-sign %s | FileCheck -check-prefixes=PRESERVESIGN-BOTH,ALL %s11; RUN: opt -S -denormal-fp-math=positive-zero -denormal-fp-math-f32=positive-zero %s | FileCheck -check-prefixes=POSITIVEZERO-BOTH,ALL %s12 13 14 15; ALL: @no_denormal_fp_math_attrs() [[NOATTR:#[0-9]+]] {16define i32 @no_denormal_fp_math_attrs() #0 {17entry:18 ret i32 019}20 21; ALL: both_denormal_fp_math_attrs_preserve_sign_ieee() [[ATTR:#[0-9]+]] {22define i32 @both_denormal_fp_math_attrs_preserve_sign_ieee() #1 {23entry:24 ret i32 025}26 27; ALL-DAG: attributes [[ATTR]] = { nounwind "denormal-fp-math"="preserve-sign,ieee" "denormal-fp-math-f32"="preserve-sign,ieee" }28 29; IEEE-DAG: attributes [[NOATTR]] = { nounwind "denormal-fp-math"="ieee,ieee" }30; PRESERVESIGN-DAG: attributes [[NOATTR]] = { nounwind "denormal-fp-math"="preserve-sign,preserve-sign" }31; POSITIVEZERO-DAG: attributes [[NOATTR]] = { nounwind "denormal-fp-math"="positive-zero,positive-zero" }32 33; IEEEF32-DAG: attributes [[NOATTR]] = { nounwind "denormal-fp-math-f32"="ieee,ieee" }34; PRESERVESIGNF32-DAG: attributes [[NOATTR]] = { nounwind "denormal-fp-math-f32"="preserve-sign,preserve-sign" }35; POSITIVEZEROF32-DAG: attributes [[NOATTR]] = { nounwind "denormal-fp-math-f32"="positive-zero,positive-zero" }36 37; IEEE-BOTH-DAG: attributes [[NOATTR]] = { nounwind "denormal-fp-math"="ieee,ieee" "denormal-fp-math-f32"="ieee,ieee" }38; PRESERVESIGN-BOTH-DAG: attributes [[NOATTR]] = { nounwind "denormal-fp-math"="preserve-sign,preserve-sign" "denormal-fp-math-f32"="preserve-sign,preserve-sign" }39; POSITIVEZERO-BOTH-DAG: attributes [[NOATTR]] = { nounwind "denormal-fp-math"="positive-zero,positive-zero" "denormal-fp-math-f32"="positive-zero,positive-zero" }40 41attributes #0 = { nounwind }42attributes #1 = { nounwind "denormal-fp-math"="preserve-sign,ieee" "denormal-fp-math-f32"="preserve-sign,ieee" }43