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1; RUN: opt -S < %s -passes='require<opt-remark-emit>,loop-unroll,require<block-freq>' | FileCheck %s2; Crasher from PR20987.3 4; CHECK: define void @update_loop_info_in_subloops5; CHECK: entry:6; CHECK: L:7; CHECK: L.inner:8; CHECK: L.inner.latch:9; CHECK: L.latch:10; CHECK: L.inner.1:11; CHECK: L.inner.latch.1:12; CHECK: L.latch.1:13 14define void @update_loop_info_in_subloops() {15entry:16 br label %L17 18L:19 %0 = phi i64 [ 1, %entry ], [ %1, %L.latch ]20 br label %L.inner21 22L.inner:23 br label %L.inner.latch24 25L.inner.latch:26 br i1 false, label %L.latch, label %L.inner27 28L.latch:29 %1 = add i64 %0, 130 %2 = icmp eq i64 %1, 331 br i1 %2, label %exit, label %L32 33exit:34 ret void35}36