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1; XFAIL: *2 3; The test case stopped making sense after r310940 that added infinite loops to4; the PostDominatorTree. Infinite loops are postdominated only by the virtual5; root, which causes them not to appear in regions in ScopDetection anymore.6 7; RUN: opt %loadNPMPolly -pass-remarks-missed=polly-detect -polly-allow-nonaffine-loops '-passes=polly-custom<detect>' -polly-print-detect -disable-output < %s 2>&1 | FileCheck %s8; RUN: opt %loadNPMPolly -pass-remarks-missed=polly-detect -polly-allow-nonaffine-loops=false '-passes=polly-custom<detect>' -polly-print-detect -disable-output < %s 2>&1 | FileCheck %s9 10; void func (int param0, int N, int *A)11; {12; for (int i = 0; i < N; i++)13; if (param0)14; while (1)15; A[i] = 1;16; else17; A[i] = 2;18; }19 20; CHECK: remark: ReportLoopHasNoExit.c:7:7: Loop cannot be handled because it has no exit.21 22target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"23 24; Function Attrs: nounwind uwtable25define void @func(i32 %param0, i32 %N, ptr %A) !dbg !6 {26entry:27 %param0.addr = alloca i32, align 428 %N.addr = alloca i32, align 429 %A.addr = alloca ptr, align 830 %i = alloca i32, align 431 store i32 %param0, ptr %param0.addr, align 432 store i32 %N, ptr %N.addr, align 433 store ptr %A, ptr %A.addr, align 834 store i32 0, ptr %i, align 435 br label %for.cond36 37for.cond: ; preds = %for.inc, %entry38 %0 = load i32, ptr %i, align 439 %1 = load i32, ptr %N.addr, align 440 %cmp = icmp slt i32 %0, %141 br i1 %cmp, label %for.body, label %for.end, !dbg !2742 43for.body: ; preds = %for.cond44 %2 = load i32, ptr %param0.addr, align 445 %tobool = icmp ne i32 %2, 046 br i1 %tobool, label %if.then, label %if.else47 48if.then: ; preds = %for.body49 br label %while.body50 51while.body: ; preds = %if.then, %while.body52 %3 = load i32, ptr %i, align 453 %idxprom = sext i32 %3 to i6454 %4 = load ptr, ptr %A.addr, align 855 %arrayidx = getelementptr inbounds i32, ptr %4, i64 %idxprom56 store i32 1, ptr %arrayidx, align 457 br label %while.body, !dbg !3758 59if.else: ; preds = %for.body60 %5 = load i32, ptr %i, align 461 %idxprom1 = sext i32 %5 to i6462 %6 = load ptr, ptr %A.addr, align 863 %arrayidx2 = getelementptr inbounds i32, ptr %6, i64 %idxprom164 store i32 2, ptr %arrayidx2, align 465 br label %if.end66 67if.end: ; preds = %if.else68 br label %for.inc69 70for.inc: ; preds = %if.end71 %7 = load i32, ptr %i, align 472 %inc = add nsw i32 %7, 173 store i32 %inc, ptr %i, align 474 br label %for.cond75 76for.end: ; preds = %for.cond77 ret void78}79 80; Function Attrs: nounwind readnone81declare void @llvm.dbg.declare(metadata, metadata, metadata)82 83!llvm.dbg.cu = !{!0}84!llvm.module.flags = !{!3, !4}85!llvm.ident = !{!5}86 87!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.9.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)88!1 = !DIFile(filename: "ReportLoopHasNoExit.c", directory: "test/ScopDetectionDiagnostics/")89!2 = !{}90!3 = !{i32 2, !"Dwarf Version", i32 4}91!4 = !{i32 2, !"Debug Info Version", i32 3}92!5 = !{!"clang version 3.9.0 "}93!6 = distinct !DISubprogram(name: "func", scope: !1, file: !1, line: 1, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)94!19 = distinct !DILexicalBlock(scope: !6, file: !1, line: 3, column: 3)95!23 = !DILexicalBlockFile(scope: !24, file: !1, discriminator: 1)96!24 = distinct !DILexicalBlock(scope: !19, file: !1, line: 3, column: 3)97!27 = !DILocation(line: 3, column: 3, scope: !23)98!29 = distinct !DILexicalBlock(scope: !30, file: !1, line: 5, column: 9)99!30 = distinct !DILexicalBlock(scope: !24, file: !1, line: 4, column: 3)100!33 = distinct !DILexicalBlock(scope: !29, file: !1, line: 6, column: 5)101!37 = !DILocation(line: 7, column: 7, scope: !38)102!38 = !DILexicalBlockFile(scope: !33, file: !1, discriminator: 1)103