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60 lines
2.8 KiB
LLVM
60 lines
2.8 KiB
LLVM
; RUN: llvm-as < %s -o %t
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; RUN: llvm-dis < %t -o - | FileCheck %s
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; Created at -O1 from:
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; int sink(int);
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; __attribute__((always_inline)) int f(int i) { return sink(i); }
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; __attribute__((always_inline)) int g(int j) { return sink(j); }
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; __attribute__((nodebug)) int nodebug(int k) { return f(k)+g(k); }
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source_filename = "t.c"
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.12.0"
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declare i32 @sink(i32) local_unnamed_addr
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define i32 @nodebug(i32 %k) local_unnamed_addr #2 {
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entry:
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; This should not set off the FnArg Verifier. The two variables are in differrent scopes.
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tail call void @llvm.dbg.value(metadata i32 %k, i64 0, metadata !12, metadata !13) #4, !dbg !14
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%call.k = tail call i32 @sink(i32 %k) #4, !dbg !15
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tail call void @llvm.dbg.value(metadata i32 %k, i64 0, metadata !19, metadata !13) #4, !dbg !20
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%call.k3 = tail call i32 @sink(i32 %k) #4, !dbg !21
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%add = add nsw i32 %call.k3, %call.k
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ret i32 %add
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}
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #3
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attributes #2 = { nounwind ssp uwtable }
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attributes #3 = { nounwind readnone }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4, !5}
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!llvm.ident = !{!6}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 5.0.0 (trunk 297153) (llvm/trunk 297155)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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!1 = !DIFile(filename: "t.c", directory: "/tmp")
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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 = !{i32 1, !"PIC Level", i32 2}
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!6 = !{!"clang version 5.0.0 (trunk 297153) (llvm/trunk 297155)"}
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!7 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 2, type: !8, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !11)
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!8 = !DISubroutineType(types: !9)
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!9 = !{!10, !10}
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!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!11 = !{!12}
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; CHECK: !DILocalVariable(name: "i", arg: 1
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!12 = !DILocalVariable(name: "i", arg: 1, scope: !7, file: !1, line: 2, type: !10)
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!13 = !DIExpression()
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!14 = !DILocation(line: 2, column: 42, scope: !7)
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!15 = !DILocation(line: 2, column: 54, scope: !7)
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!16 = !DILocation(line: 2, column: 47, scope: !7)
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!17 = distinct !DISubprogram(name: "g", scope: !1, file: !1, line: 3, type: !8, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !18)
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!18 = !{!19}
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; CHECK: !DILocalVariable(name: "j", arg: 1
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!19 = !DILocalVariable(name: "j", arg: 1, scope: !17, file: !1, line: 3, type: !10)
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!20 = !DILocation(line: 3, column: 42, scope: !17)
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!21 = !DILocation(line: 3, column: 54, scope: !17)
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!22 = !DILocation(line: 3, column: 47, scope: !17)
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