1; RUN: opt < %s -passes=partial-inliner -skip-partial-inlining-cost-analysis -S | FileCheck %s 2; RUN: opt < %s -passes=partial-inliner -skip-partial-inlining-cost-analysis -S | FileCheck %s 3 4%"class.base" = type { ptr } 5%"struct.base" = type opaque 6 7@g = external local_unnamed_addr global i32, align 4 8 9define i32 @callee_unknown_use2(i32 %arg) local_unnamed_addr #0 { 10; CHECK-LABEL:define{{.*}}@callee_unknown_use2.{{[0-9]}} 11; CHECK-NOT: alloca 12bb: 13 %tmp = alloca i32, align 4 14 %tmp1 = bitcast ptr %tmp to ptr 15 %tmp2 = load i32, ptr @g, align 4, !tbaa !2 16 %tmp3 = add nsw i32 %tmp2, 1 17 %tmp4 = icmp slt i32 %arg, 0 18 br i1 %tmp4, label %bb6, label %bb5 19 20bb5: ; preds = %bb 21 call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %tmp1) #2 22 store i32 %tmp3, ptr %tmp, align 4, !tbaa !2 23 store i32 %tmp3, ptr @g, align 4, !tbaa !2 24 call void @bar(ptr nonnull %tmp) #2 25 call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %tmp1) #2 26 br label %bb6 27 28bb6: ; preds = %bb5, %bb 29 %tmp7 = phi i32 [ 1, %bb5 ], [ 0, %bb ] 30 %tmp10 = bitcast ptr %tmp1 to ptr 31 ret i32 %tmp7 32} 33 34; Function Attrs: argmemonly nounwind 35declare void @llvm.lifetime.start.p0(i64, ptr nocapture) #1 36 37declare void @bar(ptr) local_unnamed_addr #2 38declare void @bar2(ptr, ptr) local_unnamed_addr #1 39 40 41; Function Attrs: argmemonly nounwind 42declare void @llvm.lifetime.end.p0(i64, ptr nocapture) #1 43 44; Function Attrs: nounwind uwtable 45define i32 @caller(i32 %arg) local_unnamed_addr #0 { 46bb: 47 %tmp = tail call i32 @callee_unknown_use2(i32 %arg) 48 ret i32 %tmp 49} 50 51attributes #0 = { nounwind uwtable} 52attributes #1 = { argmemonly nounwind } 53attributes #2 = { nounwind } 54 55!llvm.module.flags = !{!0} 56!llvm.ident = !{!1} 57 58!0 = !{i32 1, !"wchar_size", i32 4} 59!1 = !{!"clang version 5.0.0 (trunk 303574)"} 60!2 = !{!3, !3, i64 0} 61!3 = !{!"int", !4, i64 0} 62!4 = !{!"omnipotent char", !5, i64 0} 63!5 = !{!"Simple C/C++ TBAA"} 64 65 66 67