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llvm-mirror/test/Transforms/SimplifyCFG/switch-simplify-crash.ll
Dan Gohman 205b641954 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.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

109 lines
3.9 KiB
LLVM

; RUN: opt < %s -simplifycfg -disable-output
define void @NewExtractNames() {
entry:
br i1 false, label %endif.0, label %then.0
then.0: ; preds = %entry
br i1 false, label %shortcirc_next.i, label %shortcirc_done.i
shortcirc_next.i: ; preds = %then.0
br label %shortcirc_done.i
shortcirc_done.i: ; preds = %shortcirc_next.i, %then.0
br i1 false, label %then.0.i, label %else.0.i
then.0.i: ; preds = %shortcirc_done.i
br label %NewBase.exit
else.0.i: ; preds = %shortcirc_done.i
br i1 false, label %endif.0.i, label %else.1.i
else.1.i: ; preds = %else.0.i
br i1 false, label %endif.0.i, label %else.2.i
else.2.i: ; preds = %else.1.i
br label %NewBase.exit
endif.0.i: ; preds = %else.1.i, %else.0.i
br label %NewBase.exit
NewBase.exit: ; preds = %endif.0.i, %else.2.i, %then.0.i
br label %endif.0
endif.0: ; preds = %NewBase.exit, %entry
%tmp.32.mask = and i32 0, 31 ; <i32> [#uses=1]
switch i32 %tmp.32.mask, label %label.9 [
i32 16, label %loopentry.2
i32 15, label %loopentry.2
i32 14, label %loopentry.2
i32 13, label %loopentry.2
i32 10, label %loopentry.2
i32 20, label %loopentry.1
i32 19, label %loopentry.1
i32 2, label %loopentry.0
i32 0, label %switchexit
]
loopentry.0: ; preds = %endif.1, %endif.0
br i1 false, label %no_exit.0, label %switchexit
no_exit.0: ; preds = %loopentry.0
br i1 false, label %then.1, label %else.1
then.1: ; preds = %no_exit.0
br label %endif.1
else.1: ; preds = %no_exit.0
br i1 false, label %shortcirc_next.0, label %shortcirc_done.0
shortcirc_next.0: ; preds = %else.1
br label %shortcirc_done.0
shortcirc_done.0: ; preds = %shortcirc_next.0, %else.1
br i1 false, label %then.2, label %endif.2
then.2: ; preds = %shortcirc_done.0
br label %endif.2
endif.2: ; preds = %then.2, %shortcirc_done.0
br label %endif.1
endif.1: ; preds = %endif.2, %then.1
br label %loopentry.0
loopentry.1: ; preds = %endif.3, %endif.0, %endif.0
br i1 false, label %no_exit.1, label %switchexit
no_exit.1: ; preds = %loopentry.1
br i1 false, label %then.3, label %else.2
then.3: ; preds = %no_exit.1
br label %endif.3
else.2: ; preds = %no_exit.1
br i1 false, label %shortcirc_next.1, label %shortcirc_done.1
shortcirc_next.1: ; preds = %else.2
br label %shortcirc_done.1
shortcirc_done.1: ; preds = %shortcirc_next.1, %else.2
br i1 false, label %then.4, label %endif.4
then.4: ; preds = %shortcirc_done.1
br label %endif.4
endif.4: ; preds = %then.4, %shortcirc_done.1
br label %endif.3
endif.3: ; preds = %endif.4, %then.3
br label %loopentry.1
loopentry.2: ; preds = %endif.5, %endif.0, %endif.0, %endif.0, %endif.0, %endif.0
%i.3 = phi i32 [ 0, %endif.5 ], [ 0, %endif.0 ], [ 0, %endif.0 ], [ 0, %endif.0 ], [ 0, %endif.0 ], [ 0, %endif.0 ] ; <i32> [#uses=1]
%tmp.158 = icmp slt i32 %i.3, 0 ; <i1> [#uses=1]
br i1 %tmp.158, label %no_exit.2, label %switchexit
no_exit.2: ; preds = %loopentry.2
br i1 false, label %shortcirc_next.2, label %shortcirc_done.2
shortcirc_next.2: ; preds = %no_exit.2
br label %shortcirc_done.2
shortcirc_done.2: ; preds = %shortcirc_next.2, %no_exit.2
br i1 false, label %then.5, label %endif.5
then.5: ; preds = %shortcirc_done.2
br label %endif.5
endif.5: ; preds = %then.5, %shortcirc_done.2
br label %loopentry.2
label.9: ; preds = %endif.0
br i1 false, label %then.6, label %endif.6
then.6: ; preds = %label.9
br label %endif.6
endif.6: ; preds = %then.6, %label.9
store i32 0, i32* null
br label %switchexit
switchexit: ; preds = %endif.6, %loopentry.2, %loopentry.1, %loopentry.0, %endif.0
br i1 false, label %endif.7, label %then.7
then.7: ; preds = %switchexit
br i1 false, label %shortcirc_next.3, label %shortcirc_done.3
shortcirc_next.3: ; preds = %then.7
br label %shortcirc_done.3
shortcirc_done.3: ; preds = %shortcirc_next.3, %then.7
br i1 false, label %then.8, label %endif.8
then.8: ; preds = %shortcirc_done.3
br label %endif.8
endif.8: ; preds = %then.8, %shortcirc_done.3
br label %endif.7
endif.7: ; preds = %endif.8, %switchexit
ret void
}