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 9; CHECK-LABEL: define{{.*}}@caller( 10; CHECK: call void @llvm.lifetime.start.p0(i64 -1, ptr %tmp.i) 11; CHECK-NEXT: call void @callee_unknown_use1.{{.*}}(ptr %tmp.i 12 13define i32 @callee_unknown_use1(i32 %arg) local_unnamed_addr #0 { 14; CHECK-LABEL:define{{.*}}@callee_unknown_use1.{{[0-9]}} 15; CHECK-NOT: alloca 16bb: 17 %tmp = alloca i8, align 4 18 %tmp2 = load i32, ptr @g, align 4, !tbaa !2 19 %tmp3 = add nsw i32 %tmp2, 1 20 %tmp4 = icmp slt i32 %arg, 0 21 br i1 %tmp4, label %bb6, label %bb5 22 23bb5: ; preds = %bb 24 call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %tmp) #2 25 store i32 %tmp3, ptr @g, align 4, !tbaa !2 26 %tmp11 = bitcast ptr %tmp to ptr 27 call void @bar(ptr nonnull %tmp11) #2 28 call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %tmp) #2 29 br label %bb6 30 31bb6: ; preds = %bb5, %bb 32 %tmp7 = phi i32 [ 1, %bb5 ], [ 0, %bb ] 33 %tmp1 = bitcast ptr %tmp to ptr 34 ret i32 %tmp7 35} 36 37 38; Function Attrs: argmemonly nounwind 39declare void @llvm.lifetime.start.p0(i64, ptr nocapture) #1 40 41declare void @bar(ptr) local_unnamed_addr #2 42declare void @bar2(ptr, ptr) local_unnamed_addr #1 43 44 45; Function Attrs: argmemonly nounwind 46declare void @llvm.lifetime.end.p0(i64, ptr nocapture) #1 47 48; Function Attrs: nounwind uwtable 49define i32 @caller(i32 %arg) local_unnamed_addr #0 { 50bb: 51 %tmp = tail call i32 @callee_unknown_use1(i32 %arg) 52 ret i32 %tmp 53} 54 55attributes #0 = { nounwind uwtable} 56attributes #1 = { argmemonly nounwind } 57attributes #2 = { nounwind } 58 59!llvm.module.flags = !{!0} 60!llvm.ident = !{!1} 61 62!0 = !{i32 1, !"wchar_size", i32 4} 63!1 = !{!"clang version 5.0.0 (trunk 303574)"} 64!2 = !{!3, !3, i64 0} 65!3 = !{!"int", !4, i64 0} 66!4 = !{!"omnipotent char", !5, i64 0} 67!5 = !{!"Simple C/C++ TBAA"} 68 69 70 71