2009-09-11 20:01:28 +02:00
|
|
|
; RUN: opt < %s -mem2reg -disable-output
|
2005-11-29 02:06:51 +01:00
|
|
|
; PR670
|
|
|
|
|
|
2008-03-19 08:28:33 +01:00
|
|
|
define void @printk(i32, ...) {
|
2005-11-29 02:06:51 +01:00
|
|
|
entry:
|
2008-03-19 08:28:33 +01:00
|
|
|
%flags = alloca i32 ; <i32*> [#uses=2]
|
|
|
|
|
br i1 false, label %then.0, label %endif.0
|
2005-11-29 02:06:51 +01:00
|
|
|
then.0: ; preds = %entry
|
|
|
|
|
br label %endif.0
|
|
|
|
|
endif.0: ; preds = %then.0, %entry
|
2008-03-19 08:28:33 +01:00
|
|
|
store i32 0, i32* %flags
|
2005-11-29 02:06:51 +01:00
|
|
|
br label %loopentry
|
|
|
|
|
loopentry: ; preds = %endif.3, %endif.0
|
2008-03-19 08:28:33 +01:00
|
|
|
br i1 false, label %no_exit, label %loopexit
|
2005-11-29 02:06:51 +01:00
|
|
|
no_exit: ; preds = %loopentry
|
2008-03-19 08:28:33 +01:00
|
|
|
br i1 false, label %then.1, label %endif.1
|
2005-11-29 02:06:51 +01:00
|
|
|
then.1: ; preds = %no_exit
|
2008-03-19 08:28:33 +01:00
|
|
|
br i1 false, label %shortcirc_done.0, label %shortcirc_next.0
|
2005-11-29 02:06:51 +01:00
|
|
|
shortcirc_next.0: ; preds = %then.1
|
|
|
|
|
br label %shortcirc_done.0
|
|
|
|
|
shortcirc_done.0: ; preds = %shortcirc_next.0, %then.1
|
2008-03-19 08:28:33 +01:00
|
|
|
br i1 false, label %shortcirc_done.1, label %shortcirc_next.1
|
2005-11-29 02:06:51 +01:00
|
|
|
shortcirc_next.1: ; preds = %shortcirc_done.0
|
|
|
|
|
br label %shortcirc_done.1
|
|
|
|
|
shortcirc_done.1: ; preds = %shortcirc_next.1, %shortcirc_done.0
|
2008-03-19 08:28:33 +01:00
|
|
|
br i1 false, label %shortcirc_done.2, label %shortcirc_next.2
|
2005-11-29 02:06:51 +01:00
|
|
|
shortcirc_next.2: ; preds = %shortcirc_done.1
|
|
|
|
|
br label %shortcirc_done.2
|
|
|
|
|
shortcirc_done.2: ; preds = %shortcirc_next.2, %shortcirc_done.1
|
2008-03-19 08:28:33 +01:00
|
|
|
br i1 false, label %then.2, label %endif.2
|
2005-11-29 02:06:51 +01:00
|
|
|
then.2: ; preds = %shortcirc_done.2
|
|
|
|
|
br label %endif.2
|
|
|
|
|
endif.2: ; preds = %then.2, %shortcirc_done.2
|
|
|
|
|
br label %endif.1
|
|
|
|
|
endif.1: ; preds = %endif.2, %no_exit
|
2008-03-19 08:28:33 +01:00
|
|
|
br i1 false, label %then.3, label %endif.3
|
2005-11-29 02:06:51 +01:00
|
|
|
then.3: ; preds = %endif.1
|
|
|
|
|
br label %endif.3
|
|
|
|
|
endif.3: ; preds = %then.3, %endif.1
|
|
|
|
|
br label %loopentry
|
|
|
|
|
loopexit: ; preds = %loopentry
|
|
|
|
|
br label %endif.4
|
|
|
|
|
then.4: ; No predecessors!
|
2008-03-19 08:28:33 +01:00
|
|
|
%tmp.61 = load i32* %flags ; <i32> [#uses=0]
|
2005-11-29 02:06:51 +01:00
|
|
|
br label %out
|
|
|
|
|
dead_block_after_goto: ; No predecessors!
|
|
|
|
|
br label %endif.4
|
|
|
|
|
endif.4: ; preds = %dead_block_after_goto, %loopexit
|
2008-03-19 08:28:33 +01:00
|
|
|
br i1 false, label %then.5, label %else
|
2005-11-29 02:06:51 +01:00
|
|
|
then.5: ; preds = %endif.4
|
|
|
|
|
br label %endif.5
|
|
|
|
|
else: ; preds = %endif.4
|
|
|
|
|
br label %endif.5
|
|
|
|
|
endif.5: ; preds = %else, %then.5
|
|
|
|
|
br label %out
|
|
|
|
|
out: ; preds = %endif.5, %then.4
|
|
|
|
|
br label %return
|
|
|
|
|
after_ret: ; No predecessors!
|
|
|
|
|
br label %return
|
|
|
|
|
return: ; preds = %after_ret, %out
|
|
|
|
|
ret void
|
|
|
|
|
}
|
