Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/Transforms/NewGVN/pr31491.ll

@@ -1,30 +0,0 @@
-; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt < %s -basicaa -newgvn -S | FileCheck %s
-;; Test that we do not infinite loop on this testcase, and that we do not try
-;; to replace the phi node argument with the result of the phi node.
-target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
-
-define internal i32 @pr31491() {
-; CHECK-LABEL: @pr31491(
-; CHECK-NEXT:  bb5:
-; CHECK-NEXT:    br label %bb7
-; CHECK:       bb7:
-; CHECK-NEXT:    [[TMP:%.*]] = phi i8* [ [[TMP:%.*]]11, %bb10 ], [ undef, %bb5 ]
-; CHECK-NEXT:    br label %bb10
-; CHECK:       bb10:
-; CHECK-NEXT:    [[TMP11:%.*]] = tail call i8* @patatino(i8* [[TMP]])
-; CHECK-NEXT:    br label %bb7
-;
-bb5:
-  br label %bb7
-
-bb7:                                              ; preds = %bb10, %bb5
-  %tmp = phi i8* [ %tmp11, %bb10 ], [ undef, %bb5 ]
-  br label %bb10
-
-bb10:                                             ; preds = %bb7
-  %tmp11 = tail call i8* @patatino(i8* %tmp)
-  br label %bb7
-}
-
-declare i8* @patatino(i8*)