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Overview
| Comment: | In LEMON, fix an off-by-one error that can make the lookahead table one byte too smal. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | lemon-improvements |
| Files: | files | file ages | folders |
| SHA3-256: |
93792bc58a2eccc7e07b14307388350b |
| User & Date: | drh 2017-12-27 15:21:16.478 |
Context
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2017-12-27
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| 16:13 | In the lemon-generated parser, do not report the End-of-input character and the wildcard character as missed coverage. (check-in: 3fe964873d user: drh tags: lemon-improvements) | |
| 15:21 | In LEMON, fix an off-by-one error that can make the lookahead table one byte too smal. (check-in: 93792bc58a user: drh tags: lemon-improvements) | |
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2017-12-26
| ||
| 18:32 | Change the lemon-parser coverage report format to report all state/lookahead pairs and indicate on each whether it is hit or missed. (check-in: 86e30fc284 user: drh tags: lemon-improvements) | |
Changes
Changes to tool/lemon.c.
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762 763 764 765 766 767 768 |
printf(" inserted at %d\n", i);
#endif
for(j=0; j<p->nLookahead; j++){
k = p->aLookahead[j].lookahead - p->mnLookahead + i;
p->aAction[k] = p->aLookahead[j];
if( k>=p->nAction ) p->nAction = k+1;
}
| | | 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 |
printf(" inserted at %d\n", i);
#endif
for(j=0; j<p->nLookahead; j++){
k = p->aLookahead[j].lookahead - p->mnLookahead + i;
p->aAction[k] = p->aLookahead[j];
if( k>=p->nAction ) p->nAction = k+1;
}
if( makeItSafe && i+p->nterminal>=p->nAction ) p->nAction = i+p->nterminal+1;
p->nLookahead = 0;
/* Return the offset that is added to the lookahead in order to get the
** index into yy_action of the action */
return i - p->mnLookahead;
}
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| ︙ | ︙ |