llvm/test/Transforms/SimplifyCFG/2007-12-21-Crash.ll
Dan Gohman f2f6ce65b7 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +00:00

38 lines
1.0 KiB
LLVM

;RUN: opt < %s -simplifycfg -disable-output
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
define i32 @bork() nounwind {
entry:
br label %bb5.outer
bb5.outer.loopexit: ; preds = %bb5
br label %bb5.outer
bb5.outer: ; preds = %bb5.outer.loopexit, %entry
%undo.0.ph = phi i32 [ 0, %entry ], [ 1, %bb5.outer.loopexit ] ; <i32> [#uses=1]
br label %bb5
bb5: ; preds = %bb5, %bb5.outer
%tmp6 = tail call i32 (...)* @foo( ) nounwind ; <i32> [#uses=1]
switch i32 %tmp6, label %bb13 [
i32 -1, label %bb10
i32 102, label %bb5
i32 110, label %bb5.outer.loopexit
]
bb10: ; preds = %bb5
%tmp12 = tail call i32 (...)* @bar( i32 %undo.0.ph ) nounwind ; <i32> [#uses=0]
br label %UnifiedReturnBlock
bb13: ; preds = %bb5
br label %UnifiedReturnBlock
UnifiedReturnBlock: ; preds = %bb13, %bb10
%UnifiedRetVal = phi i32 [ 1, %bb10 ], [ 258, %bb13 ] ; <i32> [#uses=1]
ret i32 %UnifiedRetVal
}
declare i32 @foo(...)
declare i32 @bar(...)