[Bug target/44995] define a macro for presence of -mregnames option

[fche at redhat dot com]

------- Comment #2 from fche at redhat dot com  2010-07-19 21:51 -------
> It is not ambiguous at all in correct usage of inline-asm.

Well, considering that the "g" constraint can generate either a literal or
a naked register number, the ambiguity is real even for normal inline assembly.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44995