================
@@ -12658,10 +12658,10 @@ This instruction requires several arguments:
the return value of the callee is returned to the caller's caller, even
if a void return type is in use.
- Both markers imply that the callee does not access allocas from the caller.
- The ``tail`` marker additionally implies that the callee does not access
- varargs from the caller. Calls marked ``musttail`` must obey the following
- additional rules:
+ Both markers imply that the callee does not access allocas or ``byval``
+ arguments from the caller. The ``tail`` marker additionally implies that the
----------------
ostannard wrote:
That was my intention, but the wording here didn't allow it. I've split the
langref change out into #110093, and updated the wording. I'll leave the old
patch in here for now to avoid a force-push.
https://github.com/llvm/llvm-project/pull/109943
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