Rather than a dubious fix for a dubious warning, namely adding a
period after a parenthesized @xref because the warning demands it, use
@pxref that is meant for exactly this case. Thanks to Joseph Myers
for introducing me to it.
for gcc/ChangeLog
* doc/invoke.texi (multiflags): Drop extraneous period, use
@pxref instead.
@item -fmultiflags
This option enables multilib-aware @code{TFLAGS} to be used to build
target libraries with options different from those the compiler is
-configured to use by default, through the use of specs (@xref{Spec
-Files}.) set up by compiler internals, by the target, or by builders at
+configured to use by default, through the use of specs (@pxref{Spec
+Files}) set up by compiler internals, by the target, or by builders at
configure time.
Like @code{TFLAGS}, this allows the target libraries to be built for