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Add support for hex token numbers.

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Paul Eggert
2004-03-08 20:49:34 +00:00
parent 006d217ddd
commit 1452af69b4
4 changed files with 63 additions and 19 deletions
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@@ -1,3 +1,18 @@
2004-03-08 Paul Eggert <eggert@gnu.org>
Add support for hex token numbers. Suggested by Odd Arild Olsen in
<http://mail.gnu.org/archive/html/bison-patches/2004-03/msg00000.html>.
* NEWS: Document hexadecimal tokens, no NUL bytes, %destructor
in lalr1.cc.
* doc/bison.texinfo (Token Decl): Add hexadecimal token numbers.
* src/scan-gram.l (scan_integer): New function.
({int}): Use it.
(0[xX][0-9abcdefABCDEF]+): New pattern, to support hex numbers.
(<SC_ESCAPED_STRING,SC_ESCAPED_CHARACTER>, \\x[0-9abcdefABCDEF]+,
handle_action_dollar, handle_action_at, convert_ucn_to_byte):
Say "long int", not "long", for uniformity with GNU style.
2004-02-25 Paul Eggert <eggert@twinsun.com>
* tests/local.at (AT_COMPILE, AT_COMPILE_CXX): Ignore stdout from