Imported Upstream version 5.18.0.225

Former-commit-id: 10196d987d5fc5564b9d3b33b1fdf13190f4d0b5
2018-12-21 19:01:49 +00:00
parent 32d52ae4ca
commit f32dbaf0b2
28477 changed files with 3866961 additions and 38 deletions
--- a/external/llvm/test/Transforms/LoopRotate/pr33701.ll
+++ b/external/llvm/test/Transforms/LoopRotate/pr33701.ll
@ -0,0 +1,27 @@
+; RUN: opt < %s -loop-rotate -verify-dom-info -verify-loop-info -disable-output
+
+define void @func() {
+bb0:
+  br label %bb1
+
+bb1:                                              ; preds = %bb4, %bb0
+  %0 = phi i16 [ %2, %bb4 ], [ 0, %bb0 ]
+  %1 = icmp sle i16 %0, 2
+  br i1 %1, label %bb2, label %bb5
+
+bb2:                                              ; preds = %bb1
+  br i1 undef, label %bb6, label %bb4
+
+bb3:                                              ; No predecessors!
+  br label %bb6
+
+bb4:                                              ; preds = %bb2
+  %2 = add i16 undef, 1
+  br label %bb1
+
+bb5:                                              ; preds = %bb1
+  br label %bb6
+
+bb6:                                              ; preds = %bb5, %bb3, %bb2
+  unreachable
+}