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78 lines
2.6 KiB
78 lines
2.6 KiB
4 months ago
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; Verify "no source location" directives appear in appropriate places,
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; but don't appear when we explicitly suppress them.
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; RUN: llc < %s -o - | FileCheck %s
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; RUN: llc < %s -o - -use-unknown-locations=Disable | FileCheck %s --check-prefix=DISABLE
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; Generated from this .cpp targeting linux using -g
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; and then removed function attributes as clutter.
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;
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; void bar(int *);
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; void baz(int *);
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; # 5 "no-source-loc.cpp"
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; void foo(int x) {
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; int z;
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; if (x)
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; # 20 "include.h"
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; bar(&z);
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; # 10 "no-source-loc.cpp"
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; baz(&z);
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; }
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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; Function Attrs: uwtable
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define void @_Z3fooi(i32 %x) !dbg !6 {
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entry:
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%x.addr = alloca i32, align 4
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%z = alloca i32, align 4
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store i32 %x, i32* %x.addr, align 4
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%0 = load i32, i32* %x.addr, align 4, !dbg !8
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%tobool = icmp ne i32 %0, 0, !dbg !8
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br i1 %tobool, label %if.then, label %if.end, !dbg !8
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if.then: ; preds = %entry
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call void @_Z3barPi(i32* %z), !dbg !9
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br label %if.end, !dbg !9
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if.end: ; preds = %if.then, %entry
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call void @_Z3bazPi(i32* %z), !dbg !12
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ret void, !dbg !14
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}
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; CHECK: .loc 1 7 7
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; CHECK-NOT: .loc
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; CHECK: .loc 1 0 7 is_stmt 0
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; CHECK-NOT: .loc
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; CHECK: .loc 2 20 5 is_stmt 1
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; CHECK: .LBB0_2:
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; CHECK-NEXT: .loc 2 0 5 is_stmt 0
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; CHECK-NOT: .loc
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; CHECK: .loc 1 10 3 is_stmt 1
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;
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; DISABLE-NOT: .loc 1 0
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declare void @_Z3barPi(i32*)
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declare void @_Z3bazPi(i32*)
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4}
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!llvm.ident = !{!5}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 4.0.0 (trunk 278782)", isOptimized: false, runtimeVersion: 0, emissionKind: LineTablesOnly, enums: !2)
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!1 = !DIFile(filename: "no-source-loc.cpp", directory: "/tests")
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!2 = !{}
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!3 = !{i32 2, !"Dwarf Version", i32 4}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!5 = !{!"clang version 4.0.0 (trunk 278782)"}
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!6 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 5, type: !7, isLocal: false, isDefinition: true, scopeLine: 5, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)
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!7 = !DISubroutineType(types: !2)
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!8 = !DILocation(line: 7, column: 7, scope: !6)
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!9 = !DILocation(line: 20, column: 5, scope: !10)
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!10 = !DILexicalBlockFile(scope: !6, file: !11, discriminator: 0)
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!11 = !DIFile(filename: "include.h", directory: "/tests")
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!12 = !DILocation(line: 10, column: 3, scope: !13)
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!13 = !DILexicalBlockFile(scope: !6, file: !1, discriminator: 0)
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!14 = !DILocation(line: 11, column: 1, scope: !13)
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