[Bug middle-end/81657] [8 Regression] FAIL: gcc.dg/20050503-1.c scan-assembler-not call

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81657

--- Comment #6 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Wilco from comment #5)
> Note there are other optimizations which can block a tailcall, for example:
> 
> void *f (void *p) { return __builtin_strchr (p, 0); }

This is irrelevant since this refers to mempcpy only, nothing else.