| ; RUN: opt < %s -instcombine -simplifycfg -simplifycfg-require-and-preserve-domtree=1 -licm -disable-output |
| target datalayout = "e-p:32:32" |
| @yy_base = external global [787 x i16] ; <[787 x i16]*> [#uses=1] |
| @yy_state_ptr = external global i32* ; <i32**> [#uses=3] |
| @yy_state_buf = external global [16386 x i32] ; <[16386 x i32]*> [#uses=1] |
| @yy_lp = external global i32 ; <i32*> [#uses=1] |
| |
| define i32 @_yylex() { |
| br label %loopentry.0 |
| loopentry.0: ; preds = %else.26, %0 |
| store i32* getelementptr ([16386 x i32], [16386 x i32]* @yy_state_buf, i64 0, i64 0), i32** @yy_state_ptr |
| %tmp.35 = load i32*, i32** @yy_state_ptr ; <i32*> [#uses=2] |
| %inc.0 = getelementptr i32, i32* %tmp.35, i64 1 ; <i32*> [#uses=1] |
| store i32* %inc.0, i32** @yy_state_ptr |
| %tmp.36 = load i32, i32* null ; <i32> [#uses=1] |
| store i32 %tmp.36, i32* %tmp.35 |
| br label %loopexit.2 |
| loopexit.2: ; preds = %else.26, %loopexit.2, %loopentry.0 |
| store i8* null, i8** null |
| %tmp.91 = load i32, i32* null ; <i32> [#uses=1] |
| %tmp.92 = sext i32 %tmp.91 to i64 ; <i64> [#uses=1] |
| %tmp.93 = getelementptr [787 x i16], [787 x i16]* @yy_base, i64 0, i64 %tmp.92 ; <i16*> [#uses=1] |
| %tmp.94 = load i16, i16* %tmp.93 ; <i16> [#uses=1] |
| %tmp.95 = icmp ne i16 %tmp.94, 4394 ; <i1> [#uses=1] |
| br i1 %tmp.95, label %loopexit.2, label %yy_find_action |
| yy_find_action: ; preds = %else.26, %loopexit.2 |
| br label %loopentry.3 |
| loopentry.3: ; preds = %then.9, %shortcirc_done.0, %yy_find_action |
| %tmp.105 = load i32, i32* @yy_lp ; <i32> [#uses=1] |
| %tmp.106 = icmp ne i32 %tmp.105, 0 ; <i1> [#uses=1] |
| br i1 %tmp.106, label %shortcirc_next.0, label %shortcirc_done.0 |
| shortcirc_next.0: ; preds = %loopentry.3 |
| %tmp.114 = load i16, i16* null ; <i16> [#uses=1] |
| %tmp.115 = sext i16 %tmp.114 to i32 ; <i32> [#uses=1] |
| %tmp.116 = icmp slt i32 0, %tmp.115 ; <i1> [#uses=1] |
| br label %shortcirc_done.0 |
| shortcirc_done.0: ; preds = %shortcirc_next.0, %loopentry.3 |
| %shortcirc_val.0 = phi i1 [ false, %loopentry.3 ], [ %tmp.116, %shortcirc_next.0 ] ; <i1> [#uses=1] |
| br i1 %shortcirc_val.0, label %else.0, label %loopentry.3 |
| else.0: ; preds = %shortcirc_done.0 |
| %tmp.144 = load i32, i32* null ; <i32> [#uses=1] |
| %tmp.145 = and i32 %tmp.144, 8192 ; <i32> [#uses=1] |
| %tmp.146 = icmp ne i32 %tmp.145, 0 ; <i1> [#uses=1] |
| br i1 %tmp.146, label %then.9, label %else.26 |
| then.9: ; preds = %else.0 |
| br label %loopentry.3 |
| else.26: ; preds = %else.0 |
| switch i32 0, label %loopentry.0 [ |
| i32 2, label %yy_find_action |
| i32 0, label %loopexit.2 |
| ] |
| } |