1 ; RUN: opt %loadPolly -pass-remarks-missed="polly-detect" -polly-allow-nonaffine-loops -analyze -polly-detect < %s 2>&1 | FileCheck %s
2 ; RUN: opt %loadPolly -pass-remarks-missed="polly-detect" -polly-allow-nonaffine-loops=false -analyze -polly-detect < %s 2>&1 | FileCheck %s
4 ; void func (int param0, int N, int *A)
6 ; for (int i = 0; i < N; i++)
14 ; CHECK: remark: ReportLoopHasNoExit.c:7:7: Loop cannot be handled because it has no exit.
18 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
20 ; Function Attrs: nounwind uwtable
21 define void @func(i32 %param0, i32 %N, i32* %A) #0 !dbg !6 {
23 %param0.addr = alloca i32, align 4
24 %N.addr = alloca i32, align 4
25 %A.addr = alloca i32*, align 8
26 %i = alloca i32, align 4
27 store i32 %param0, i32* %param0.addr, align 4
28 store i32 %N, i32* %N.addr, align 4
29 store i32* %A, i32** %A.addr, align 8
30 store i32 0, i32* %i, align 4
33 for.cond: ; preds = %for.inc, %entry
34 %0 = load i32, i32* %i, align 4
35 %1 = load i32, i32* %N.addr, align 4
36 %cmp = icmp slt i32 %0, %1
37 br i1 %cmp, label %for.body, label %for.end, !dbg !27
39 for.body: ; preds = %for.cond
40 %2 = load i32, i32* %param0.addr, align 4
41 %tobool = icmp ne i32 %2, 0
42 br i1 %tobool, label %if.then, label %if.else
44 if.then: ; preds = %for.body
47 while.body: ; preds = %if.then, %while.body
48 %3 = load i32, i32* %i, align 4
49 %idxprom = sext i32 %3 to i64
50 %4 = load i32*, i32** %A.addr, align 8
51 %arrayidx = getelementptr inbounds i32, i32* %4, i64 %idxprom
52 store i32 1, i32* %arrayidx, align 4
53 br label %while.body, !dbg !37
55 if.else: ; preds = %for.body
56 %5 = load i32, i32* %i, align 4
57 %idxprom1 = sext i32 %5 to i64
58 %6 = load i32*, i32** %A.addr, align 8
59 %arrayidx2 = getelementptr inbounds i32, i32* %6, i64 %idxprom1
60 store i32 2, i32* %arrayidx2, align 4
63 if.end: ; preds = %if.else
66 for.inc: ; preds = %if.end
67 %7 = load i32, i32* %i, align 4
68 %inc = add nsw i32 %7, 1
69 store i32 %inc, i32* %i, align 4
72 for.end: ; preds = %for.cond
76 ; Function Attrs: nounwind readnone
77 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
79 attributes #0 = { nounwind uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
80 attributes #1 = { nounwind readnone }
83 !llvm.module.flags = !{!3, !4}
86 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.9.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
87 !1 = !DIFile(filename: "ReportLoopHasNoExit.c", directory: "test/ScopDetectionDiagnostics/")
89 !3 = !{i32 2, !"Dwarf Version", i32 4}
90 !4 = !{i32 2, !"Debug Info Version", i32 3}
91 !5 = !{!"clang version 3.9.0 "}
92 !6 = distinct !DISubprogram(name: "func", scope: !1, file: !1, line: 1, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2)
93 !19 = distinct !DILexicalBlock(scope: !6, file: !1, line: 3, column: 3)
94 !23 = !DILexicalBlockFile(scope: !24, file: !1, discriminator: 1)
95 !24 = distinct !DILexicalBlock(scope: !19, file: !1, line: 3, column: 3)
96 !27 = !DILocation(line: 3, column: 3, scope: !23)
97 !29 = distinct !DILexicalBlock(scope: !30, file: !1, line: 5, column: 9)
98 !30 = distinct !DILexicalBlock(scope: !24, file: !1, line: 4, column: 3)
99 !33 = distinct !DILexicalBlock(scope: !29, file: !1, line: 6, column: 5)
100 !37 = !DILocation(line: 7, column: 7, scope: !38)
101 !38 = !DILexicalBlockFile(scope: !33, file: !1, discriminator: 1)