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On Thu, Apr 9, 2020 at 9:59 AM Chris Tetreault via llvm-dev < llvm-dev at lists.llvm.org> wrote: > David, > > > > In my opinion, NDEBUG is one of those gross old C things that everybody > complains about. It’s called “Not Debug”, but really it means “Assert > Disabled”. I think one could be forgiven for actually using it as a > heuristic of whether or not a build

Hi all, During discussions about assertions in the Flang project, we noticed that there are a lot of cases in LLVM that #ifndef NDEBUG is used as a guard for non-assert code that we want enabled in debug builds. This works fine on its own, however it affects the behaviour of LLVM_ENABLE_ASSERTIONS; since NDEBUG controls whether assertions are enabled or not, a lot of debug code gets enabled in