1 ; RUN: llc -filetype=asm -asm-verbose=0 < %s | FileCheck %s
8 ; x = -1; // <== this line should have correct debug location
12 target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
13 target triple = "armv7--linux-gnueabihf"
15 ; Function Attrs: nounwind
16 define i32 @main() !dbg !4 {
18 %retval = alloca i32, align 4
19 %x = alloca i32, align 4
20 store i32 0, i32* %retval
21 call void @llvm.dbg.declare(metadata i32* %x, metadata !10, metadata !11), !dbg !12
22 store i32 0, i32* %x, align 4, !dbg !12
23 %0 = load i32, i32* %x, align 4, !dbg !13
24 %cmp = icmp sgt i32 %0, 0, !dbg !15
25 br i1 %cmp, label %if.then, label %if.end, !dbg !16
27 if.then: ; preds = %entry
28 %1 = load i32, i32* %x, align 4, !dbg !17
29 store i32 %1, i32* %retval, !dbg !18
30 br label %return, !dbg !18
32 if.end: ; preds = %entry
33 ; Materialize the constant.
35 ; CHECK-NEXT: mvn r0, #0
37 ; The backend performs the store to %retval first, for some reason.
38 ; CHECK-NEXT: .loc 1 7 5
39 ; CHECK-NEXT: str r0, [sp, #4]
40 store i32 -1, i32* %x, align 4, !dbg !19
42 ; CHECK-NEXT: .loc 1 6 7
43 ; CHECK-NEXT: str r0, [sp]
44 store i32 -1, i32* %retval, !dbg !20
45 br label %return, !dbg !20
47 return: ; preds = %if.end, %if.then
48 %2 = load i32, i32* %retval, !dbg !21
52 ; Function Attrs: nounwind readnone
53 declare void @llvm.dbg.declare(metadata, metadata, metadata)
56 !llvm.module.flags = !{!8, !9}
58 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "", isOptimized: false, emissionKind: FullDebug)
59 !1 = !DIFile(filename: "test.c", directory: "/home/user/clang/build")
61 !4 = distinct !DISubprogram(name: "main", scope: !1, file: !1, line: 1, type: !5, isLocal: false, isDefinition: true, scopeLine: 2, isOptimized: false, unit: !0, retainedNodes: !2)
62 !5 = !DISubroutineType(types: !6)
64 !7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
65 !8 = !{i32 2, !"Dwarf Version", i32 4}
66 !9 = !{i32 2, !"Debug Info Version", i32 3}
67 !10 = !DILocalVariable(name: "x", scope: !4, file: !1, line: 3, type: !7)
69 !12 = !DILocation(line: 3, column: 9, scope: !4)
70 !13 = !DILocation(line: 4, column: 9, scope: !14)
71 !14 = distinct !DILexicalBlock(scope: !4, file: !1, line: 4, column: 9)
72 !15 = !DILocation(line: 4, column: 11, scope: !14)
73 !16 = !DILocation(line: 4, column: 9, scope: !4)
74 !17 = !DILocation(line: 5, column: 13, scope: !14)
75 !18 = !DILocation(line: 5, column: 9, scope: !14)
76 !19 = !DILocation(line: 6, column: 7, scope: !4)
77 !20 = !DILocation(line: 7, column: 5, scope: !4)
78 !21 = !DILocation(line: 8, column: 1, scope: !4)