llvm/test/Transforms/SimplifyCFG/2004-12-10-SimplifyCFGCrash.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

41 lines
1.3 KiB
LLVM

; RUN: opt < %s -simplifycfg -disable-output
define void @symhash_add() {
entry:
br i1 undef, label %then.0, label %UnifiedReturnBlock
then.0: ; preds = %entry
br i1 undef, label %loopentry.2, label %loopentry.1.preheader
loopentry.1.preheader: ; preds = %then.0
br label %loopentry.1.outer
loopentry.1.outer: ; preds = %loopexit.1, %loopentry.1.preheader
br label %loopentry.1
loopentry.1: ; preds = %endif.1, %then.4, %then.3, %then.1, %loopentry.1.outer
br i1 undef, label %loopexit.1, label %no_exit.1
no_exit.1: ; preds = %loopentry.1
br i1 undef, label %then.1, label %else.0
then.1: ; preds = %no_exit.1
br label %loopentry.1
else.0: ; preds = %no_exit.1
br i1 undef, label %then.2, label %else.1
then.2: ; preds = %else.0
br i1 undef, label %then.3, label %endif.1
then.3: ; preds = %then.2
br label %loopentry.1
else.1: ; preds = %else.0
br i1 undef, label %endif.1, label %then.4
then.4: ; preds = %else.1
br label %loopentry.1
endif.1: ; preds = %else.1, %then.2
br label %loopentry.1
loopexit.1: ; preds = %loopentry.1
br i1 undef, label %loopentry.1.outer, label %loopentry.2
loopentry.2: ; preds = %no_exit.2, %loopexit.1, %then.0
br i1 undef, label %loopexit.2, label %no_exit.2
no_exit.2: ; preds = %loopentry.2
br label %loopentry.2
loopexit.2: ; preds = %loopentry.2
ret void
UnifiedReturnBlock: ; preds = %entry
ret void
}