lalr1.cc: don't discard non-existent lookahead on syntax error.

[bison.git] / ChangeLog

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+2009-12-18  Joel E. Denny  <jdenny@clemson.edu>
+
+       lalr1.cc: don't discard non-existent lookahead on syntax error.
+       * data/lalr1.cc (parser::parse): Check yyempty first.
+       * tests/c++.at (Syntax error discarding no lookahead): New test
+       group.
+
+2009-12-17  Joel E. Denny  <jdenny@clemson.edu>
+
+       Code cleanup.
+       * src/symtab.c, src/symtab.h (symbol_class_get_string): Remove
+       function, which is no longer used.
+
+2009-12-16  Joel E. Denny  <jdenny@clemson.edu>
+
+       Add gcc's -Wundef to test suite and fix another warning from it.
+       * NEWS (2.4.2): Update description of -Wundef fix.
+       * configure.ac (WARN_CXXFLAGS_TEST): New substitution.
+       (WARN_CFLAGS_TEST): New substitution.
+       * data/glr.c: Avoid warning about __STRICT_ANSI__.
+       * tests/atlocal.in (CFLAGS): Use WARN_CFLAGS_TEST instead of
+       WARN_CFLAGS.
+       (NO_WERROR_CFLAGS): Likewise.
+       (CXXFLAGS): Use WARN_CXXFLAGS_TEST instead of WARN_CXXFLAGS.
+
 2009-12-16  Joel E. Denny  <jdenny@clemson.edu>
 
        * data/yacc.c: Reformat m4 a little.