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...invalid... And the name really is terrible, we should change it if at all feasible Yep. "-fnull-pointer-is-valid" has been suggested before. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20180420/5f98a8d2/attachment.html>

> Despite the name, the flag actually has rather straightforward semantics > from the compiler's perspective. From the gcc docs for > -fdelete-null-pointer-checks: "Assume that programs cannot safely > dereference null pointers, and that no code or data element resides at > address zero." (-fno-delete-null-pointer-checks is the opposite.) Ah, now that's quite a

On 4/18/2018 11:21 AM, Tim Northover via cfe-dev wrote: > On 18 April 2018 at 18:13, Manoj Gupta via cfe-dev > <cfe-dev at lists.llvm.org> wrote: >> Therefore, I would like to implement support for this flag (maybe with a >> different name), > I'd suggest -mdo-what-i-mean; the whole idea is horribly > underspecified, and basically rips up the LangRef in favour of