1 ; RUN: opt < %s -simplifycfg -S | FileCheck %s
3 ; Check that the debug location for the hoisted store for "ret = 0" is a
13 ; CHECK: store i32 1,{{.+}}!dbg ![[DLOC1:[0-9]+]]
14 ; CHECK: icmp ne {{.+}}!dbg ![[DLOC2:[0-9]+]]
15 ; CHECK: [[VREG:%[^ ]+]] = select
16 ; CHECK: store i32 [[VREG]],{{.*}} !dbg [[storeLoc:![0-9]+]]
17 ; CHECK: ret {{.+}}!dbg ![[DLOC3:[0-9]+]]
18 ; CHECK: ![[DLOC1]] = !DILocation(line: 2
19 ; CHECK: ![[DLOC2]] = !DILocation(line: 3
20 ; CHECK: [[storeLoc]] = !DILocation(line: 0
21 ; CHECK: ![[DLOC3]] = !DILocation(line: 5
23 target triple = "x86_64-unknown-linux-gnu"
25 ; Function Attrs: noinline nounwind uwtable
26 define i32 @foo(i32) !dbg !6 {
27 %2 = alloca i32, align 4
28 %3 = alloca i32, align 4
29 store i32 %0, i32* %2, align 4
30 store i32 1, i32* %3, align 4, !dbg !14
31 %4 = load i32, i32* %2, align 4, !dbg !15
32 %5 = icmp ne i32 %4, 0, !dbg !15
33 br i1 %5, label %6, label %7, !dbg !17
35 ; <label>:6: ; preds = %1
36 store i32 0, i32* %3, align 4, !dbg !18
39 ; <label>:7: ; preds = %6, %1
40 %8 = load i32, i32* %3, align 4, !dbg !20
45 !llvm.module.flags = !{!3, !4}
47 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1)
48 !1 = !DIFile(filename: "foo.c", directory: "b/")
50 !3 = !{i32 2, !"Dwarf Version", i32 4}
51 !4 = !{i32 2, !"Debug Info Version", i32 3}
53 !6 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 1, type: !7, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)
54 !7 = !DISubroutineType(types: !8)
56 !9 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
57 !10 = !DILocalVariable(name: "x", arg: 1, scope: !6, file: !1, line: 1, type: !9)
59 !12 = !DILocation(line: 1, column: 13, scope: !6)
60 !13 = !DILocalVariable(name: "ret", scope: !6, file: !1, line: 2, type: !9)
61 !14 = !DILocation(line: 2, column: 7, scope: !6)
62 !15 = !DILocation(line: 3, column: 7, scope: !16)
63 !16 = distinct !DILexicalBlock(scope: !6, file: !1, line: 3, column: 7)
64 !17 = !DILocation(line: 3, column: 7, scope: !6)
65 !18 = !DILocation(line: 4, column: 9, scope: !16)
66 !19 = !DILocation(line: 4, column: 5, scope: !16)
67 !20 = !DILocation(line: 5, column: 10, scope: !6)
68 !21 = !DILocation(line: 5, column: 3, scope: !6)