[llvm] [LoopSink] check conflicting preheader memory access before sink (PR #195510)

[Nikita Popov via llvm-commits]

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@@ -0,0 +1,46 @@
+; RUN: opt -S -verify-memoryssa -passes=loop-sink < %s | FileCheck %s
+; RUN: opt -S -verify-memoryssa -aa-pipeline=basic-aa -passes=loop-sink < %s | FileCheck %s
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nikic wrote:

Please use update_test_checks.py and drop the second redundant run line.

https://github.com/llvm/llvm-project/pull/195510