1; REQUIRES: asserts 2; RUN: opt -S -amdgpu-simplifylib -debug-only=amdgpu-simplifylib -mtriple=amdgcn-unknown-amdhsa -disable-output < %s 2>&1 | FileCheck %s 3; RUN: opt -S -passes=amdgpu-simplifylib -debug-only=amdgpu-simplifylib -mtriple=amdgcn-unknown-amdhsa -disable-output < %s 2>&1 | FileCheck %s 4 5; CHECK-NOT: AMDIC: try folding call void @llvm.lifetime.start.p0i8 6; CHECK-NOT: AMDIC: try folding call void @llvm.lifetime.end.p0i8 7; CHECK-NOT: AMDIC: try folding call void @llvm.dbg.value 8 9define void @foo(i32 %i) { 10 call void @llvm.lifetime.start.p0i8(i64 1, i8* undef) 11 call void @llvm.lifetime.end.p0i8(i64 1, i8* undef) 12 call void @llvm.dbg.value(metadata i32 undef, metadata !DILocalVariable(name: "1", scope: !2), metadata !DIExpression()), !dbg !3 13 ret void 14} 15 16declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture) 17declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture) 18declare void @llvm.dbg.value(metadata, metadata, metadata) 19 20!llvm.module.flags = !{!1} 21 22!0 = distinct !DICompileUnit(language: DW_LANG_C, file: !DIFile(filename: "1", directory: "1")) 23!1 = !{i32 2, !"Debug Info Version", i32 3} 24!2 = distinct !DISubprogram(unit: !0) 25!3 = !DILocation(line: 1, column: 1, scope: !2) 26