1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4 2; RUN: opt -passes=bpf-aspace-simplify -mtriple=bpf-pc-linux -S < %s | FileCheck %s 3 4; Check that when bpf-aspace-simplify pass modifies chain 5; 'cast M->N -> GEP -> cast N->M' it does not remove GEP, 6; when that GEP is used by some other instruction. 7 8define dso_local ptr addrspace(1) @test (ptr addrspace(1) %p) { 9; CHECK-LABEL: define dso_local ptr addrspace(1) @test( 10; CHECK-SAME: ptr addrspace(1) [[P:%.*]]) { 11; CHECK-NEXT: entry: 12; CHECK-NEXT: [[A:%.*]] = addrspacecast ptr addrspace(1) [[P]] to ptr 13; CHECK-NEXT: [[B:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 8 14; CHECK-NEXT: [[B1:%.*]] = getelementptr inbounds i8, ptr addrspace(1) [[P]], i64 8 15; CHECK-NEXT: call void @sink(ptr [[B]]) 16; CHECK-NEXT: ret ptr addrspace(1) [[B1]] 17; 18 entry: 19 %a = addrspacecast ptr addrspace(1) %p to ptr 20 %b = getelementptr inbounds i8, ptr %a, i64 8 21 %c = addrspacecast ptr %b to ptr addrspace(1) 22 call void @sink(ptr %b) 23 ret ptr addrspace(1) %c 24} 25 26declare dso_local void @sink(ptr) 27