Imported Upstream version 5.18.0.234

Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f

external/llvm/test/Transforms/LoopStrengthReduce/dont_reduce_bytes.ll

@@ -1,22 +0,0 @@
-; Don't reduce the byte access to P[i], at least not on targets that 
-; support an efficient 'mem[r1+r2]' addressing mode.
-
-; RUN: opt < %s -loop-reduce -disable-output
-
-
-declare i1 @pred(i32)
-
-define void @test(i8* %PTR) {
-; <label>:0
-	br label %Loop
-Loop:		; preds = %Loop, %0
-	%INDVAR = phi i32 [ 0, %0 ], [ %INDVAR2, %Loop ]		; <i32> [#uses=2]
-	%STRRED = getelementptr i8, i8* %PTR, i32 %INDVAR		; <i8*> [#uses=1]
-	store i8 0, i8* %STRRED
-	%INDVAR2 = add i32 %INDVAR, 1		; <i32> [#uses=2]
-        ;; cannot eliminate indvar
-	%cond = call i1 @pred( i32 %INDVAR2 )		; <i1> [#uses=1]
-	br i1 %cond, label %Loop, label %Out
-Out:		; preds = %Loop
-	ret void
-}