1 ; RUN: opt < %s -analyze -disable-output -scalar-evolution \
2 ; RUN: | grep {max backedge-taken count is 1\$}
4 @mode_table = global [4 x i32] zeroinitializer ; <[4 x i32]*> [#uses=1]
8 tail call i32 @fegetround( ) ; <i32>:0 [#uses=1]
11 bb: ; preds = %bb4, %entry
12 %mode.0 = phi i8 [ 0, %entry ], [ %indvar.next, %bb4 ] ; <i8> [#uses=4]
13 zext i8 %mode.0 to i32 ; <i32>:1 [#uses=1]
14 getelementptr [4 x i32]* @mode_table, i32 0, i32 %1 ; <i32*>:2 [#uses=1]
15 load i32* %2, align 4 ; <i32>:3 [#uses=1]
16 icmp eq i32 %3, %0 ; <i1>:4 [#uses=1]
17 br i1 %4, label %bb1, label %bb2
23 icmp eq i8 %mode.0, 1 ; <i1>:5 [#uses=1]
24 br i1 %5, label %bb5, label %bb4
27 %indvar.next = add i8 %mode.0, 1 ; <i8> [#uses=1]
31 tail call void @raise_exception( ) noreturn
35 declare i32 @fegetround()
37 declare void @raise_exception() noreturn