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51a9d17bfc
This is a quick fix to PR25838. The issue comes from the restriction that we cannot normalize probabilities containing both known and unknown ones. A patch that removes this restriction is under the review now: http://reviews.llvm.org/D15548 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@255867 91177308-0d34-0410-b5e6-96231b3b80d8
35 lines
596 B
LLVM
35 lines
596 B
LLVM
; RUN: llc < %s
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; PR25838
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target triple = "armv7--linux-android"
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%0 = type { i32, i32 }
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define i32 @foo(%0* readonly) {
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br i1 undef, label %12, label %2
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; <label>:2
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%3 = trunc i64 undef to i32
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%4 = icmp eq i32 undef, 0
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br i1 %4, label %5, label %9
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; <label>:5
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%6 = icmp slt i32 %3, 0
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%7 = sub nsw i32 0, %3
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%8 = select i1 %6, i32 %7, i32 %3
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br label %12
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; <label>:9
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br i1 undef, label %12, label %10
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; <label>:10
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%11 = tail call i32 @bar(i32 undef)
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unreachable
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; <label>:12
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%13 = phi i32 [ %8, %5 ], [ 0, %1 ], [ undef, %9 ]
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ret i32 %13
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}
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declare i32 @bar(i32)
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