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Imported Upstream version 5.18.0.246

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Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
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Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions
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27
external/llvm/test/Transforms/IndVarSimplify/pr24952.ll vendored Normal file
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; RUN: opt -indvars -S < %s | FileCheck %s
declare void @use(i1)
define void @f() {
; CHECK-LABEL: @f(
entry:
%x = alloca i32
%y = alloca i32
br label %loop
loop:
%iv = phi i32 [ 0, %entry ], [ %iv.inc, %loop ]
%iv.inc = add i32 %iv, 1
%x.gep = getelementptr i32, i32* %x, i32 %iv
%eql = icmp eq i32* %x.gep, %y
; CHECK-NOT: @use(i1 true)
call void @use(i1 %eql)
; %be.cond deliberately 'false' -- we want want the trip count to be 0.
%be.cond = icmp ult i32 %iv, 0
br i1 %be.cond, label %loop, label %leave
leave:
ret void
}