| ;;; MFS with sample profile fails when no -enable-fs-discriminator=true. |
| ; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -fs-profile-file=%S/Inputs/fsloader-mfs.afdo -split-machine-functions -enable-fs-discriminator=false 2>&1 | FileCheck %s --check-prefix=NODISCRIMINATOR |
| ; NODISCRIMINATOR: warning: Using AutoFDO without FSDiscriminator for MFS may regress performance. |
| |
| define void @foo4(i1 zeroext %0, i1 zeroext %1) nounwind { |
| br i1 %0, label %3, label %7 |
| |
| 3: |
| %4 = call i32 @bar() |
| br label %7 |
| |
| 5: |
| %6 = call i32 @baz() |
| br label %7 |
| |
| 7: |
| br i1 %1, label %8, label %10 |
| |
| 8: |
| %9 = call i32 @bam() |
| br label %12 |
| |
| 10: |
| %11 = call i32 @baz() |
| br label %12 |
| |
| 12: |
| %13 = tail call i32 @qux() |
| ret void |
| } |
| |
| declare i32 @bar() |
| declare i32 @baz() |
| declare i32 @bam() |
| declare i32 @qux() |
