Imported Upstream version 5.18.0.247

Former-commit-id: 2d6af2e4ed0eda5cbdc2946446ef7718456ad190
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2019-01-25 08:19:26 +00:00
parent 279aa8f685
commit ce8e504569
28478 changed files with 39 additions and 3866962 deletions

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@@ -1,18 +0,0 @@
; RUN: opt -analyze -scalar-evolution < %s -o - -S | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.9.0"
; Test that SCEV is capable of figuring out value of 'IV' that actually does not change.
; CHECK: Classifying expressions for: @foo
; CHECK: %iv.i = phi i64
; CHECK: -5 U: [-5,-4) S: [-5,-4) Exits: -5 LoopDispositions: { %loop: Invariant }
define void @foo() {
entry:
br label %loop
loop:
%iv.i = phi i64 [ -5, %entry ], [ %iv.next.i, %loop ]
%iv.next.i = add nsw i64 %iv.i, 0
br label %loop
}