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      1 ; RUN: llc < %s -mtriple=thumbv7-apple-darwin9 -mcpu=cortex-a8 -relocation-model=pic -disable-fp-elim -arm-atomic-cfg-tidy=0 | FileCheck %s
      2 
      3 @csize = external global [100 x [20 x [4 x i8]]]		; <[100 x [20 x [4 x i8]]]*> [#uses=1]
      4 @vsize = external global [100 x [20 x [4 x i8]]]		; <[100 x [20 x [4 x i8]]]*> [#uses=1]
      5 @cll = external global [20 x [10 x i8]]		; <[20 x [10 x i8]]*> [#uses=1]
      6 @lefline = external global [100 x [20 x i32]]		; <[100 x [20 x i32]]*> [#uses=1]
      7 @sep = external global [20 x i32]		; <[20 x i32]*> [#uses=1]
      8 
      9 define void @main(i32 %argc, i8** %argv) noreturn nounwind {
     10 ; CHECK-LABEL: main:
     11 ; CHECK: ldrb
     12 entry:
     13 	%nb.i.i.i = alloca [25 x i8], align 1		; <[25 x i8]*> [#uses=0]
     14 	%line.i.i.i = alloca [200 x i8], align 1		; <[200 x i8]*> [#uses=1]
     15 	%line.i = alloca [1024 x i8], align 1		; <[1024 x i8]*> [#uses=0]
     16 	br i1 undef, label %bb.i.i, label %bb4.preheader.i
     17 
     18 bb.i.i:		; preds = %entry
     19 	unreachable
     20 
     21 bb4.preheader.i:		; preds = %entry
     22 	br i1 undef, label %tbl.exit, label %bb.i.preheader
     23 
     24 bb.i.preheader:		; preds = %bb4.preheader.i
     25 	%line3.i.i.i = getelementptr [200 x i8], [200 x i8]* %line.i.i.i, i32 0, i32 0		; <i8*> [#uses=1]
     26 	br label %bb.i
     27 
     28 bb.i:		; preds = %bb4.backedge.i, %bb.i.preheader
     29 	br i1 undef, label %bb3.i, label %bb4.backedge.i
     30 
     31 bb3.i:		; preds = %bb.i
     32 	br i1 undef, label %bb2.i184.i.i, label %bb.i183.i.i
     33 
     34 bb.i183.i.i:		; preds = %bb.i183.i.i, %bb3.i
     35 	br i1 undef, label %bb2.i184.i.i, label %bb.i183.i.i
     36 
     37 bb2.i184.i.i:		; preds = %bb.i183.i.i, %bb3.i
     38 	br i1 undef, label %bb5.i185.i.i, label %bb35.preheader.i.i.i
     39 
     40 bb35.preheader.i.i.i:		; preds = %bb2.i184.i.i
     41 	%0 = load i8, i8* %line3.i.i.i, align 1		; <i8> [#uses=1]
     42 	%1 = icmp eq i8 %0, 59		; <i1> [#uses=1]
     43 	br i1 %1, label %bb36.i.i.i, label %bb9.i186.i.i
     44 
     45 bb5.i185.i.i:		; preds = %bb2.i184.i.i
     46 	br label %bb.i171.i.i
     47 
     48 bb9.i186.i.i:		; preds = %bb35.preheader.i.i.i
     49 	unreachable
     50 
     51 bb36.i.i.i:		; preds = %bb35.preheader.i.i.i
     52 	br label %bb.i171.i.i
     53 
     54 bb.i171.i.i:		; preds = %bb3.i176.i.i, %bb36.i.i.i, %bb5.i185.i.i
     55 	%2 = phi i32 [ %4, %bb3.i176.i.i ], [ 0, %bb36.i.i.i ], [ 0, %bb5.i185.i.i ]		; <i32> [#uses=6]
     56 	%scevgep16.i.i.i = getelementptr [20 x i32], [20 x i32]* @sep, i32 0, i32 %2		; <i32*> [#uses=1]
     57 	%scevgep18.i.i.i = getelementptr [20 x [10 x i8]], [20 x [10 x i8]]* @cll, i32 0, i32 %2, i32 0		; <i8*> [#uses=0]
     58 	store i32 -1, i32* %scevgep16.i.i.i, align 4
     59 	br label %bb1.i175.i.i
     60 
     61 bb1.i175.i.i:		; preds = %bb1.i175.i.i, %bb.i171.i.i
     62 	%i.03.i172.i.i = phi i32 [ 0, %bb.i171.i.i ], [ %3, %bb1.i175.i.i ]		; <i32> [#uses=4]
     63 	%scevgep11.i.i.i = getelementptr [100 x [20 x i32]], [100 x [20 x i32]]* @lefline, i32 0, i32 %i.03.i172.i.i, i32 %2		; <i32*> [#uses=1]
     64 	%scevgep12.i.i.i = getelementptr [100 x [20 x [4 x i8]]], [100 x [20 x [4 x i8]]]* @vsize, i32 0, i32 %i.03.i172.i.i, i32 %2, i32 0		; <i8*> [#uses=1]
     65 	%scevgep13.i.i.i = getelementptr [100 x [20 x [4 x i8]]], [100 x [20 x [4 x i8]]]* @csize, i32 0, i32 %i.03.i172.i.i, i32 %2, i32 0		; <i8*> [#uses=0]
     66 	store i8 0, i8* %scevgep12.i.i.i, align 1
     67 	store i32 0, i32* %scevgep11.i.i.i, align 4
     68 	store i32 108, i32* undef, align 4
     69 	%3 = add i32 %i.03.i172.i.i, 1		; <i32> [#uses=2]
     70 	%exitcond.i174.i.i = icmp eq i32 %3, 100		; <i1> [#uses=1]
     71 	br i1 %exitcond.i174.i.i, label %bb3.i176.i.i, label %bb1.i175.i.i
     72 
     73 bb3.i176.i.i:		; preds = %bb1.i175.i.i
     74 	%4 = add i32 %2, 1		; <i32> [#uses=1]
     75 	br i1 undef, label %bb5.i177.i.i, label %bb.i171.i.i
     76 
     77 bb5.i177.i.i:		; preds = %bb3.i176.i.i
     78 	unreachable
     79 
     80 bb4.backedge.i:		; preds = %bb.i
     81 	br i1 undef, label %tbl.exit, label %bb.i
     82 
     83 tbl.exit:		; preds = %bb4.backedge.i, %bb4.preheader.i
     84 	unreachable
     85 }
     86