Imported Upstream version 5.18.0.234

Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f

external/llvm/test/Transforms/GlobalOpt/phi-select.ll

@@ -1,27 +0,0 @@
-; Test that PHI nodes and select instructions do not necessarily make stuff
-; non-constant.
-
-; RUN: opt < %s -globalopt -S | FileCheck %s
-; CHECK-NOT: global
-
-@X = internal global i32 4              ; <i32*> [#uses=2]
-@Y = internal global i32 5              ; <i32*> [#uses=2]
-
-define i32 @test1(i1 %C) {
-        %P = select i1 %C, i32* @X, i32* @Y             ; <i32*> [#uses=1]
-        %V = load i32, i32* %P               ; <i32> [#uses=1]
-        ret i32 %V
-}
-
-define i32 @test2(i1 %C) {
-; <label>:0
-        br i1 %C, label %T, label %Cont
-
-T:              ; preds = %0
-        br label %Cont
-
-Cont:           ; preds = %T, %0
-        %P = phi i32* [ @X, %0 ], [ @Y, %T ]            ; <i32*> [#uses=1]
-        %V = load i32, i32* %P               ; <i32> [#uses=1]
-        ret i32 %V
-}