[PATCH] D155821: [TableGen][GlobalISel] Guarantee stable iteration order for stop-after-parse

David Spickett via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Aug 4 03:31:55 PDT 2023


DavidSpickett added a comment.

FYI, I get this warning building a release llvm-tblgen:

  /home/davspi01/work/open_source/llvm-project/llvm/utils/TableGen/GlobalISelCombinerMatchTableEmitter.cpp:672:6: warning: ‘void {anonymous}::CombineRuleBuilder::verify() const’ defined but not used [-Wunused-function]
    672 | void CombineRuleBuilder::verify() const {
        |      ^~~~~~~~~~~~~~~~~~

Presumably because it's called like this:

  bool CombineRuleBuilder::parseAll() {
    if (!parseDefs(*RuleDef.getValueAsDag("Defs")))
      return false;
    if (!parseMatch(*RuleDef.getValueAsDag("Match")))
      return false;
    if (!parseApply(*RuleDef.getValueAsDag("Apply")))
      return false;
    if (!buildOperandsTable())
      return false;
    if (!findRoots())
      return false;
    LLVM_DEBUG(verify());
    return true;
  }

If you could figure out a way to mark it used in release builds that would be great, as something called `verify` being unused is always worrying.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D155821/new/

https://reviews.llvm.org/D155821



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