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Diffstat (limited to 'test/Transforms/JumpThreading/ddt-crash3.ll')
-rw-r--r-- | test/Transforms/JumpThreading/ddt-crash3.ll | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/test/Transforms/JumpThreading/ddt-crash3.ll b/test/Transforms/JumpThreading/ddt-crash3.ll new file mode 100644 index 00000000000..50ac86a3fb5 --- /dev/null +++ b/test/Transforms/JumpThreading/ddt-crash3.ll @@ -0,0 +1,43 @@ +; RUN: opt < %s -jump-threading -disable-output -verify-dom-info + +target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-unknown-linux-gnu" + +@global = external local_unnamed_addr global i64, align 8 +@global.1 = external local_unnamed_addr global i64, align 8 +@global.2 = external local_unnamed_addr global i64, align 8 + +; Function Attrs: norecurse noreturn nounwind uwtable +define void @hoge() local_unnamed_addr #0 { +bb: + br label %bb1 + +bb1: ; preds = %bb26, %bb + %tmp = load i64, i64* @global, align 8, !tbaa !1 + %tmp2 = icmp eq i64 %tmp, 0 + br i1 %tmp2, label %bb27, label %bb3 + +bb3: ; preds = %bb1 + %tmp4 = load i64, i64* @global.1, align 8, !tbaa !1 + %tmp5 = icmp eq i64 %tmp4, 0 + br i1 %tmp5, label %bb23, label %bb23 + +bb23: ; preds = %bb3, %bb3 + br label %bb26 + +bb26: ; preds = %bb27, %bb23 + br label %bb1 + +bb27: ; preds = %bb1 + br label %bb26 +} + +attributes #0 = { norecurse noreturn nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-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" } + +!llvm.ident = !{!0} + +!0 = !{!"clang version 7.0.0 "} +!1 = !{!2, !2, i64 0} +!2 = !{!"long", !3, i64 0} +!3 = !{!"omnipotent char", !4, i64 0} +!4 = !{!"Simple C/C++ TBAA"} |