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67 lines
3.6 KiB
67 lines
3.6 KiB
4 months ago
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; RUN: not llc -march=bpfel < %s 2>&1 >/dev/null | FileCheck %s
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; CHECK: error: warn_call.c
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; CHECK: built-in function 'memcpy'
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define i8* @warn(i8* returned, i8*, i64) local_unnamed_addr #0 !dbg !6 {
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tail call void @llvm.dbg.value(metadata i8* %0, i64 0, metadata !14, metadata !17), !dbg !18
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tail call void @llvm.dbg.value(metadata i8* %1, i64 0, metadata !15, metadata !17), !dbg !19
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tail call void @llvm.dbg.value(metadata i64 %2, i64 0, metadata !16, metadata !17), !dbg !20
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tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* %1, i64 %2, i1 false), !dbg !21
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%4 = tail call i8* @foo(i8* %0, i8* %1, i64 %2) #5, !dbg !22
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%5 = tail call fastcc i8* @bar(i8* %0), !dbg !23
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ret i8* %5, !dbg !24
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}
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; Function Attrs: argmemonly nounwind
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declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i1) #1
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declare i8* @foo(i8*, i8*, i64) local_unnamed_addr #2
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; Function Attrs: noinline nounwind readnone
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define internal fastcc i8* @bar(i8* readnone returned) unnamed_addr #3 !dbg !25 {
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tail call void @llvm.dbg.value(metadata i8* null, i64 0, metadata !28, metadata !17), !dbg !30
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tail call void @llvm.dbg.value(metadata i64 0, i64 0, metadata !29, metadata !17), !dbg !31
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ret i8* %0, !dbg !32
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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) #4
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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_C99, file: !1, producer: "clang version 5.0.0 (trunk 292174) (llvm/trunk 292179)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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!1 = !DIFile(filename: "warn_call.c", directory: "/w/llvm/bld")
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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 5.0.0 (trunk 292174) (llvm/trunk 292179)"}
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!6 = distinct !DISubprogram(name: "warn", scope: !1, file: !1, line: 4, type: !7, isLocal: false, isDefinition: true, scopeLine: 5, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !13)
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!7 = !DISubroutineType(types: !8)
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!8 = !{!9, !9, !10, !12}
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!9 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 64)
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!10 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !11, size: 64)
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!11 = !DIDerivedType(tag: DW_TAG_const_type, baseType: null)
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!12 = !DIBasicType(name: "long unsigned int", size: 64, encoding: DW_ATE_unsigned)
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!13 = !{!14, !15, !16}
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!14 = !DILocalVariable(name: "dst", arg: 1, scope: !6, file: !1, line: 4, type: !9)
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!15 = !DILocalVariable(name: "src", arg: 2, scope: !6, file: !1, line: 4, type: !10)
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!16 = !DILocalVariable(name: "len", arg: 3, scope: !6, file: !1, line: 4, type: !12)
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!17 = !DIExpression()
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!18 = !DILocation(line: 4, column: 18, scope: !6)
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!19 = !DILocation(line: 4, column: 35, scope: !6)
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!20 = !DILocation(line: 4, column: 54, scope: !6)
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!21 = !DILocation(line: 6, column: 2, scope: !6)
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!22 = !DILocation(line: 7, column: 2, scope: !6)
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!23 = !DILocation(line: 8, column: 9, scope: !6)
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!24 = !DILocation(line: 8, column: 2, scope: !6)
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!25 = distinct !DISubprogram(name: "bar", scope: !1, file: !1, line: 2, type: !7, isLocal: true, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !26)
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!26 = !{!27, !28, !29}
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!27 = !DILocalVariable(name: "dst", arg: 1, scope: !25, file: !1, line: 2, type: !9)
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!28 = !DILocalVariable(name: "src", arg: 2, scope: !25, file: !1, line: 2, type: !10)
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!29 = !DILocalVariable(name: "len", arg: 3, scope: !25, file: !1, line: 2, type: !12)
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!30 = !DILocation(line: 2, column: 67, scope: !25)
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!31 = !DILocation(line: 2, column: 86, scope: !25)
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!32 = !DILocation(line: 2, column: 93, scope: !25)
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