[PATCH] D64843: hwasan: Initialize the pass only once.

[Peter Collingbourne via Phabricator via cfe-commits]

pcc created this revision.
pcc added a reviewer: eugenis.
Herald added subscribers: cfe-commits, hiraditya.
Herald added projects: clang, LLVM.

This will let us instrument globals during initialization. This required
making the new PM pass a module pass, which should still provide access to
analyses via the ModuleAnalysisManager.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D64843

Files:
  clang/lib/CodeGen/BackendUtil.cpp
  llvm/include/llvm/Transforms/Instrumentation/HWAddressSanitizer.h
  llvm/lib/Passes/PassRegistry.def
  llvm/lib/Transforms/Instrumentation/HWAddressSanitizer.cpp
  llvm/test/Instrumentation/HWAddressSanitizer/basic.ll

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