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Imported Upstream version 6.10.0.49

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Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b
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Xamarin Public Jenkins (auto-signing)
2020-01-16 16:38:04 +00:00
parent d94e79959b
commit 468663ddbb
48518 changed files with 2789335 additions and 61176 deletions
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24
external/llvm-project/llvm/test/Transforms/LoopVectorize/nsw-crash.ll vendored Normal file
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@@ -0,0 +1,24 @@
; RUN: opt < %s -loop-vectorize -force-vector-interleave=1 -force-vector-width=4
target datalayout =
"e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
define void @test() {
entry:
br i1 undef, label %while.end, label %while.body.lr.ph
while.body.lr.ph:
br label %while.body
while.body:
%it.sroa.0.091 = phi i32* [ undef, %while.body.lr.ph ], [ %incdec.ptr.i, %while.body ]
%incdec.ptr.i = getelementptr inbounds i32, i32* %it.sroa.0.091, i64 1
%inc32 = add i32 undef, 1 ; <------------- Make sure we don't set NSW flags to the undef.
%cmp.i11 = icmp eq i32* %incdec.ptr.i, undef
br i1 %cmp.i11, label %while.end, label %while.body
while.end:
ret void
}