|  | ; RUN: llc < %s -mtriple=powerpc-apple-darwin8 | 
|  |  | 
|  | define void @gcov_exit() nounwind { | 
|  | entry: | 
|  | br i1 undef, label %return, label %bb.nph341 | 
|  |  | 
|  | bb.nph341:                                        ; preds = %entry | 
|  | br label %bb25 | 
|  |  | 
|  | bb25:                                             ; preds = %read_fatal, %bb.nph341 | 
|  | br i1 undef, label %bb49.1, label %bb48 | 
|  |  | 
|  | bb48:                                             ; preds = %bb25 | 
|  | br label %bb49.1 | 
|  |  | 
|  | bb51:                                             ; preds = %bb48.4, %bb49.3 | 
|  | switch i32 undef, label %bb58 [ | 
|  | i32 0, label %rewrite | 
|  | i32 1734567009, label %bb59 | 
|  | ] | 
|  |  | 
|  | bb58:                                             ; preds = %bb51 | 
|  | br label %read_fatal | 
|  |  | 
|  | bb59:                                             ; preds = %bb51 | 
|  | br i1 undef, label %bb60, label %bb3.i156 | 
|  |  | 
|  | bb3.i156:                                         ; preds = %bb59 | 
|  | br label %read_fatal | 
|  |  | 
|  | bb60:                                             ; preds = %bb59 | 
|  | br i1 undef, label %bb78.preheader, label %rewrite | 
|  |  | 
|  | bb78.preheader:                                   ; preds = %bb60 | 
|  | br i1 undef, label %bb62, label %bb80 | 
|  |  | 
|  | bb62:                                             ; preds = %bb78.preheader | 
|  | br i1 undef, label %bb64, label %read_mismatch | 
|  |  | 
|  | bb64:                                             ; preds = %bb62 | 
|  | br i1 undef, label %bb65, label %read_mismatch | 
|  |  | 
|  | bb65:                                             ; preds = %bb64 | 
|  | br i1 undef, label %bb75, label %read_mismatch | 
|  |  | 
|  | read_mismatch:                                    ; preds = %bb98, %bb119.preheader, %bb72, %bb71, %bb65, %bb64, %bb62 | 
|  | br label %read_fatal | 
|  |  | 
|  | bb71:                                             ; preds = %bb75 | 
|  | br i1 undef, label %bb72, label %read_mismatch | 
|  |  | 
|  | bb72:                                             ; preds = %bb71 | 
|  | br i1 undef, label %bb73, label %read_mismatch | 
|  |  | 
|  | bb73:                                             ; preds = %bb72 | 
|  | unreachable | 
|  |  | 
|  | bb74:                                             ; preds = %bb75 | 
|  | br label %bb75 | 
|  |  | 
|  | bb75:                                             ; preds = %bb74, %bb65 | 
|  | br i1 undef, label %bb74, label %bb71 | 
|  |  | 
|  | bb80:                                             ; preds = %bb78.preheader | 
|  | unreachable | 
|  |  | 
|  | read_fatal:                                       ; preds = %read_mismatch, %bb3.i156, %bb58 | 
|  | br i1 undef, label %return, label %bb25 | 
|  |  | 
|  | rewrite:                                          ; preds = %bb60, %bb51 | 
|  | br i1 undef, label %bb94, label %bb119.preheader | 
|  |  | 
|  | bb94:                                             ; preds = %rewrite | 
|  | unreachable | 
|  |  | 
|  | bb119.preheader:                                  ; preds = %rewrite | 
|  | br i1 undef, label %read_mismatch, label %bb98 | 
|  |  | 
|  | bb98:                                             ; preds = %bb119.preheader | 
|  | br label %read_mismatch | 
|  |  | 
|  | return:                                           ; preds = %read_fatal, %entry | 
|  | ret void | 
|  |  | 
|  | bb49.1:                                           ; preds = %bb48, %bb25 | 
|  | br i1 undef, label %bb49.2, label %bb48.2 | 
|  |  | 
|  | bb49.2:                                           ; preds = %bb48.2, %bb49.1 | 
|  | br i1 undef, label %bb49.3, label %bb48.3 | 
|  |  | 
|  | bb48.2:                                           ; preds = %bb49.1 | 
|  | br label %bb49.2 | 
|  |  | 
|  | bb49.3:                                           ; preds = %bb48.3, %bb49.2 | 
|  | %c_ix.0.3 = phi i32 [ undef, %bb48.3 ], [ undef, %bb49.2 ] ; <i32> [#uses=1] | 
|  | br i1 undef, label %bb51, label %bb48.4 | 
|  |  | 
|  | bb48.3:                                           ; preds = %bb49.2 | 
|  | store i64* undef, i64** undef, align 4 | 
|  | br label %bb49.3 | 
|  |  | 
|  | bb48.4:                                           ; preds = %bb49.3 | 
|  | %0 = getelementptr inbounds [5 x i64*]* undef, i32 0, i32 %c_ix.0.3 ; <i64**> [#uses=0] | 
|  | br label %bb51 | 
|  | } |