forked from OSchip/llvm-project
154 lines
8.5 KiB
LLVM
154 lines
8.5 KiB
LLVM
; RUN: opt %loadPolly -basicaa -pass-remarks-missed="polly-detect" -polly-detect-track-failures -polly-detect -analyze < %s 2>&1| FileCheck %s
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; RUN: opt %loadPolly -basicaa -pass-remarks-missed="polly-detect" -polly-detect-track-failures -polly-detect -polly-delinearize=false -polly-detect-keep-going -analyze < %s 2>&1| FileCheck %s -check-prefix=ALL
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; RUN: opt %loadPolly -basicaa -pass-remarks-missed="polly-detect" -polly-detect-track-failures -polly-detect -analyze < %s 2>&1| FileCheck %s -check-prefix=DELIN
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; RUN: opt %loadPolly -basicaa -pass-remarks-missed="polly-detect" -polly-detect-track-failures -polly-detect -polly-detect-keep-going -analyze < %s 2>&1| FileCheck %s -check-prefix=DELIN-ALL
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; RUN: opt %loadPolly -basicaa -pass-remarks-missed="polly-detect" -polly-detect-track-failures -polly-detect -polly-allow-nonaffine -analyze < %s 2>&1| FileCheck %s -check-prefix=NONAFFINE
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; RUN: opt %loadPolly -basicaa -pass-remarks-missed="polly-detect" -polly-detect-track-failures -polly-detect -polly-allow-nonaffine -analyze < %s 2>&1| FileCheck %s -check-prefix=NONAFFINE
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; 1 void manyaccesses(float A[restrict], long n, float B[restrict][n])
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; 2 {
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; 3 for (long i = 0; i < 1024; ++i) {
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; 4 float a1 = A[2 * i * i];
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; 5 float a2 = A[2 * i * i + 1];
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; 6 float b1 = B[0][0];
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; 7 float b2 = B[i][i];
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; 8 float b3 = B[i * i][i];
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; 9 float b4 = B[i][0];
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; 10 float b5 = B[0][i];
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; 11 float b6 = B[0][i*i];
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; 12
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; 13 A[i * i] = a1 + a2 + b1 + b2 + b3 + b4 + b5 + b6;
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; 14 }
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; 15 }
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; CHECK: remark: /tmp/test.c:3:20: The following errors keep this region from being a Scop.
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; CHECK-NEXT: remark: /tmp/test.c:4:16: The array subscript of "A" is not affine
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; CHECK-NEXT: remark: /tmp/test.c:13:51: Invalid Scop candidate ends here.
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; ALL: remark: /tmp/test.c:3:20: The following errors keep this region from being a Scop.
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; ALL-NEXT: remark: /tmp/test.c:4:16: The array subscript of "A" is not affine
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; ALL-NEXT: remark: /tmp/test.c:5:16: The array subscript of "A" is not affine
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; -> B[0][0] is affine
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; ALL-NEXT: remark: /tmp/test.c:7:16: The array subscript of "B" is not affine
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; ALL-NEXT: remark: /tmp/test.c:8:16: The array subscript of "B" is not affine
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; ALL-NEXT: remark: /tmp/test.c:9:16: The array subscript of "B" is not affine
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; -> B[0][i] is affine
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; ALL-NEXT: remark: /tmp/test.c:11:16: The array subscript of "B" is not affine
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; ALL-NEXT: remark: /tmp/test.c:13:5: The array subscript of "A" is not affine
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; ALL-NEXT: remark: /tmp/test.c:13:51: Invalid Scop candidate ends here.
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; DELIN: remark: /tmp/test.c:3:20: The following errors keep this region from being a Scop.
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; DELIN-NEXT: remark: /tmp/test.c:4:16: The array subscript of "A" is not affine
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; DELIN-NEXT: remark: /tmp/test.c:13:51: Invalid Scop candidate ends here.
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; DELIN-ALL: remark: /tmp/test.c:3:20: The following errors keep this region from being a Scop.
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; DELIN-ALL-NEXT: remark: /tmp/test.c:4:16: The array subscript of "A" is not affine
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; DELIN-ALL-NEXT: remark: /tmp/test.c:5:16: The array subscript of "A" is not affine
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; DELIN-ALL-NEXT: remark: /tmp/test.c:13:5: The array subscript of "A" is not affine
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; -> B[0][0] is affine if delinearized
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; -> B[i][i] is affine if delinearized
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; DELIN-ALL-NEXT: remark: /tmp/test.c:8:16: The array subscript of "B" is not affine
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; -> B[i][0] is affine if delinearized
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; -> B[0][i] is affine if delinearized
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; DELIN-ALL-NEXT: remark: /tmp/test.c:11:16: The array subscript of "B" is not affine
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; DELIN-ALL-NEXT: remark: /tmp/test.c:13:51: Invalid Scop candidate ends here.
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; NONAFFINE-NOT: remark: The following errors keep this region from being a Scop.
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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define void @manyaccesses(float* noalias %A, i64 %n, float* noalias %B) !dbg !4 {
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entry:
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br label %entry.split
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entry.split: ; preds = %entry
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%tmp = add i64 %n, 1, !dbg !10
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br label %for.body, !dbg !10
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for.body: ; preds = %entry.split, %for.body
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%tmp3 = phi i64 [ 0, %entry.split ], [ %tmp14, %for.body ], !dbg !15
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%mul = mul i64 %tmp3, 2, !dbg !17
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%tmp4 = mul i64 %tmp, %tmp3, !dbg !18
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%arrayidx8 = getelementptr float, float* %B, i64 %tmp4, !dbg !19
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%mul9 = mul i64 %n, %tmp3, !dbg !15
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%arrayidx12 = getelementptr float, float* %B, i64 %mul9, !dbg !20
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%arrayidx15 = getelementptr float, float* %B, i64 %tmp3, !dbg !21
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%mul1 = mul nsw i64 %mul, %tmp3, !dbg !17
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%arrayidx = getelementptr inbounds float, float* %A, i64 %mul1, !dbg !22
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%tmp5 = load float, float* %arrayidx, align 4, !dbg !22
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%mul3 = mul nsw i64 %mul, %tmp3, !dbg !27
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%add1 = or i64 %mul3, 1, !dbg !27
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%arrayidx4 = getelementptr inbounds float, float* %A, i64 %add1, !dbg !28
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%tmp6 = load float, float* %arrayidx4, align 4, !dbg !28
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%tmp7 = load float, float* %B, align 4, !dbg !29
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%tmp8 = load float, float* %arrayidx8, align 4, !dbg !19
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%tmp9 = mul i64 %mul9, %tmp3, !dbg !15
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%arrayidx10.sum = add i64 %tmp9, %tmp3, !dbg !15
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%arrayidx11 = getelementptr inbounds float, float* %B, i64 %arrayidx10.sum, !dbg !15
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%tmp10 = load float, float* %arrayidx11, align 4, !dbg !15
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%tmp11 = load float, float* %arrayidx12, align 4, !dbg !20
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%tmp12 = load float, float* %arrayidx15, align 4, !dbg !21
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%mul16 = mul nsw i64 %tmp3, %tmp3, !dbg !30
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%arrayidx18 = getelementptr inbounds float, float* %B, i64 %mul16, !dbg !31
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%tmp13 = load float, float* %arrayidx18, align 4, !dbg !31
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%add19 = fadd float %tmp5, %tmp6, !dbg !32
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%add20 = fadd float %add19, %tmp7, !dbg !33
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%add21 = fadd float %add20, %tmp8, !dbg !34
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%add22 = fadd float %add21, %tmp10, !dbg !35
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%add23 = fadd float %add22, %tmp11, !dbg !36
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%add24 = fadd float %add23, %tmp12, !dbg !37
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%add25 = fadd float %add24, %tmp13, !dbg !38
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%mul26 = mul nsw i64 %tmp3, %tmp3, !dbg !39
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%arrayidx27 = getelementptr inbounds float, float* %A, i64 %mul26, !dbg !40
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store float %add25, float* %arrayidx27, align 4, !dbg !40
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%tmp14 = add nsw i64 %tmp3, 1, !dbg !41
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%exitcond = icmp ne i64 %tmp14, 1024, !dbg !10
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br i1 %exitcond, label %for.body, label %for.end, !dbg !10
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for.end: ; preds = %for.body
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ret void, !dbg !42
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!7, !8}
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!llvm.ident = !{!9}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.6.0 ", isOptimized: true, emissionKind: 2, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
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!1 = !DIFile(filename: "/tmp/test.c", directory: "/home/grosser/Projects/polly/git/tools/polly/test")
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!2 = !{}
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!4 = distinct !DISubprogram(name: "manyaccesses", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 2, file: !1, scope: !5, type: !6, retainedNodes: !2)
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!5 = !DIFile(filename: "/tmp/test.c", directory: "/home/grosser/Projects/polly/git/tools/polly/test")
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!6 = !DISubroutineType(types: !2)
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!7 = !{i32 2, !"Dwarf Version", i32 4}
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!8 = !{i32 2, !"Debug Info Version", i32 3}
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!9 = !{!"clang version 3.6.0 "}
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!10 = !DILocation(line: 3, column: 20, scope: !11)
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!11 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !12)
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!12 = !DILexicalBlockFile(discriminator: 1, file: !1, scope: !13)
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!13 = distinct !DILexicalBlock(line: 3, column: 3, file: !1, scope: !14)
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!14 = distinct !DILexicalBlock(line: 3, column: 3, file: !1, scope: !4)
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!15 = !DILocation(line: 8, column: 16, scope: !16)
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!16 = distinct !DILexicalBlock(line: 3, column: 35, file: !1, scope: !13)
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!17 = !DILocation(line: 4, column: 26, scope: !16)
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!18 = !DILocation(line: 4, column: 22, scope: !16)
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!19 = !DILocation(line: 7, column: 16, scope: !16)
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!20 = !DILocation(line: 9, column: 16, scope: !16)
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!21 = !DILocation(line: 10, column: 16, scope: !16)
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!22 = !DILocation(line: 4, column: 16, scope: !16)
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!27 = !DILocation(line: 5, column: 26, scope: !16)
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!28 = !DILocation(line: 5, column: 16, scope: !16)
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!29 = !DILocation(line: 6, column: 16, scope: !16)
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!30 = !DILocation(line: 11, column: 23, scope: !16) ; [ DW_TAG_lexical_block ] [/]
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!31 = !DILocation(line: 11, column: 16, scope: !16) ; [ DW_TAG_lexical_block ] [/]
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!32 = !DILocation(line: 13, column: 21, scope: !16)
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!33 = !DILocation(line: 13, column: 26, scope: !16)
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!34 = !DILocation(line: 13, column: 31, scope: !16)
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!35 = !DILocation(line: 13, column: 36, scope: !16)
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!36 = !DILocation(line: 13, column: 41, scope: !16)
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!37 = !DILocation(line: 13, column: 46, scope: !16)
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!38 = !DILocation(line: 13, column: 51, scope: !16)
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!39 = !DILocation(line: 13, column: 11, scope: !16)
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!40 = !DILocation(line: 13, column: 5, scope: !16)
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!41 = !DILocation(line: 3, column: 30, scope: !13)
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!42 = !DILocation(line: 15, column: 1, scope: !4)
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