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Document change in 3rd argument to DEFTREECODE.

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From-SVN: r17667
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Jeff Law 1998-02-05 06:55:13 -07:00
parent 05d7b07760
commit c3356143b6
1 changed files with 12 additions and 0 deletions
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gcc/LANGUAGES
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@ -29,4 +29,16 @@ Feb 1, 1998:
scheme. Other languages will need to be updated accordingly.
Contact amylaar@cygnus.com for additional information.
?? 1997:
In an effort to decrease cache thrashing and useless loads we've changed the
third argument to the DEFTREECODE macro to be a single char. This will
effect languages that defined their own tree codes (usually in a .def file).
Old way:
DEFTREECODE (CLASS_METHOD_DECL, "class_method_decl", "d", 0)
New way:
DEFTREECODE (CLASS_METHOD_DECL, "class_method_decl", 'd', 0)