1 ; RUN: opt -passes=inline -S < %s | FileCheck %s
2 ; RUN: opt -passes='cgscc(inline)' -S < %s | FileCheck %s
4 ; RUN: opt -passes=inline -S < %s --try-experimental-debuginfo-iterators | FileCheck %s
6 ; Make sure the inliner doesn't crash when a metadata-bridged SSA operand is an
9 ; If we ever add a verifier check to prevent the scenario in this file, it's
10 ; fine to delete this testcase. However, we would need a bitcode upgrade since
11 ; such historical IR exists in practice.
13 define i32 @foo(i32 %i) !dbg !4 {
15 tail call void @llvm.dbg.value(metadata i32 %add, metadata !8, metadata !10), !dbg !11
16 %add = add nsw i32 1, %i, !dbg !12
17 ret i32 %add, !dbg !13
20 ; CHECK-LABEL: define i32 @caller(
21 define i32 @caller(i32 %i) {
24 ; Although the inliner shouldn't crash, it can't be expected to get the
25 ; "correct" SSA value since its assumptions have been violated.
26 ; CHECK-NEXT: #dbg_value(i32 %add.i,
27 ; CHECK-NEXT: %{{.*}} = add nsw
28 %call = tail call i32 @foo(i32 %i)
32 declare void @llvm.dbg.value(metadata, metadata, metadata)
35 !llvm.module.flags = !{!9}
37 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.9.0 (trunk 265634) (llvm/trunk 265637)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
38 !1 = !DIFile(filename: "t.c", directory: "/path/to/tests")
40 !4 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 2, type: !5, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0)
41 !5 = !DISubroutineType(types: !6)
43 !7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
44 !8 = !DILocalVariable(name: "add", arg: 1, scope: !4, file: !1, line: 2, type: !7)
45 !9 = !{i32 2, !"Debug Info Version", i32 3}
47 !11 = !DILocation(line: 2, column: 13, scope: !4)
48 !12 = !DILocation(line: 2, column: 27, scope: !4)
49 !13 = !DILocation(line: 2, column: 18, scope: !4)