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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
39 lines
1.2 KiB
LLVM
39 lines
1.2 KiB
LLVM
; XFAIL: *
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; This test used to generate a region that caused it to delete the entry block,
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; but it does not anymore after the changes to handling of infinite loops in the
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; PostDominatorTree.
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; TODO: This should be either replaced with another IR or deleted completely.
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; RUN: opt -S -o - -structurizecfg -verify-dom-info < %s | FileCheck %s
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; CHECK-LABEL: @no_branch_to_entry_undef(
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; CHECK: entry:
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; CHECK-NEXT: br label %entry.orig
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define void @no_branch_to_entry_undef(i32 addrspace(1)* %out) {
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entry:
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br i1 undef, label %for.end, label %for.body
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for.body: ; preds = %entry, %for.body
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store i32 999, i32 addrspace(1)* %out, align 4
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br label %for.body
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for.end: ; preds = %Flow
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ret void
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}
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; CHECK-LABEL: @no_branch_to_entry_true(
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; CHECK: entry:
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; CHECK-NEXT: br label %entry.orig
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define void @no_branch_to_entry_true(i32 addrspace(1)* %out) {
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entry:
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br i1 true, label %for.end, label %for.body
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for.body: ; preds = %entry, %for.body
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store i32 999, i32 addrspace(1)* %out, align 4
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br label %for.body
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for.end: ; preds = %Flow
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ret void
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}
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