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Fix my previous patch to handle a degenerate case that the llvm-gcc

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bootstrap buildbot tripped over.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121674 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2010-12-13 03:43:57 +00:00
parent 28acc13548
commit abf706703f
2 changed files with 39 additions and 0 deletions
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test/Transforms/SimplifyCFG/switch_create.ll
+23
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@@ -88,3 +88,26 @@ lor.end: ; preds = %lor.rhs, %lor.lhs.f
; CHECK: ]
}
define i32 @test5(i8 zeroext %c) nounwind ssp noredzone {
entry:
switch i8 %c, label %lor.rhs [
i8 62, label %lor.end
i8 34, label %lor.end
i8 92, label %lor.end
]
lor.rhs: ; preds = %entry
%V = icmp eq i8 %c, 92
br label %lor.end
lor.end: ; preds = %entry, %entry, %entry, %lor.rhs
%0 = phi i1 [ true, %entry ], [ %V, %lor.rhs ], [ true, %entry ], [ true, %entry ]
%lor.ext = zext i1 %0 to i32
ret i32 %lor.ext
; CHECK: @test5
; CHECK: switch i8 %c, label %lor.rhs [
; CHECK: i8 62, label %lor.end
; CHECK: i8 34, label %lor.end
; CHECK: i8 92, label %lor.end
; CHECK: ]
}