llvm-for-llvmta/test/Transforms/Mem2Reg/alloca_addrspace.ll

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2022-04-25 10:02:23 +02:00
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -mem2reg -S | FileCheck %s
; RUN: opt < %s -passes=mem2reg -S | FileCheck %s
; Do not crash ;)
target datalayout = "e-p:64:64-p5:32:32-A5"
define amdgpu_kernel void @addressspace_alloca() {
; CHECK-LABEL: @addressspace_alloca(
; CHECK-NEXT: ret void
;
%alloca = alloca i8, align 8, addrspace(5)
%cast = addrspacecast i8 addrspace(5)* %alloca to i8*
call void @llvm.lifetime.start.p0i8(i64 2, i8* %cast)
ret void
}
declare void @llvm.lifetime.start.p0i8(i64 %size, i8* nocapture %ptr)