llvm-project/llvm/test/Transforms/GlobalDCE/2009-01-05-DeadAliases.ll

19 lines
402 B
LLVM

; RUN: opt < %s -globaldce -S > %t
; RUN: FileCheck %s < %t
; RUN: FileCheck --check-prefix=DEAD %s < %t
@A = global i32 0
; CHECK: @A = global i32 0
@D = internal alias i32, i32* @A
; DEAD-NOT: @D
@L1 = alias i32, i32* @A
; CHECK: @L1 = alias i32, i32* @A
@L2 = internal alias i32, i32* @L1
; CHECK: @L2 = internal alias i32, i32* @L1
@L3 = alias i32, i32* @L2
; CHECK: @L3 = alias i32, i32* @L2