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Don't invoke unput from scan-gram.l; it ran into a POSIX-compatibility

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bug in flex 2.5.31.
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Paul Eggert
2003-04-18 07:27:15 +00:00
parent 47e7600a21
commit 1b8f2fff2a
1 changed files with 9 additions and 0 deletions
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@@ -1,5 +1,14 @@
2003-04-17 Paul Eggert <eggert@twinsun.com>
* src/scan-gram.l: Add %option nounput, since we no longer use unput.
(unexpected_eof): Renamed from unexpected_end_of_file, for brevity.
Do not insert the expected token via unput, as this runs afoul
of a POSIX-compatibility bug in flex 2.5.31.
All uses changed to BEGIN the parent state,
since we no longer insert the expected token via unput.
* tests/regression.at (Invalid inputs): Remove cascaded diagnostic
that is no longer emitted after the above change.
* src/conflicts.c (set_conflicts): Resolve all conflicts, not just
the first one. This change is from Paul Hilfinger, and it fixes
regression reported by Werner Lemberg in