[PATCH] D95794: [WIP][Utils] Fix conflicting checkline generation.

[Kuter Dinel via Phabricator via llvm-commits]

kuter added a comment.

A real example that doesn't work.

  ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
  ; RUN: opt -S < %s | FileCheck --check-prefixes=A,B,C
  ; RUN: opt -S < %s | FileCheck --check-prefixes=A,E
  ; RUN: opt -S < %s | FileCheck --check-prefixes=B,D
  
  define i32 @negated_operand(i32 %x) {
  ; A-LABEL: @negated_operand(
  ; A-NEXT:    [[NEGX:%.*]] = sub i32 0, [[X:%.*]]
  ; A-NEXT:    [[R:%.*]] = add i32 [[NEGX]], [[X]]
  ; A-NEXT:    ret i32 [[R]]
  ;
  ; B-LABEL: @negated_operand(
  ; B-NEXT:    [[NEGX:%.*]] = sub i32 0, [[X:%.*]]
  ; B-NEXT:    [[R:%.*]] = add i32 [[NEGX]], [[X]]
  ; B-NEXT:    ret i32 [[R]]
  ;
    %negx = sub i32 0, %x
    %r = add i32 %negx, %x
    ret i32 %r
  }


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D95794/new/

https://reviews.llvm.org/D95794