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| author | drh <drh@noemail.net> | 2019-08-28 02:09:47 +0000 |
|---|---|---|
| committer | drh <drh@noemail.net> | 2019-08-28 02:09:47 +0000 |
| commit | 2e51716b1520fc6e681e9578d681e2e60ae6590f (patch) | |
| tree | 2a5a46b7e58ecf23d4c4c5179a8f981817a5137b /tool/lempar.c | |
| parent | 8085d53d3c5f853c592cb2ffdb7e49a219c962be (diff) | |
| download | sqlite-2e51716b1520fc6e681e9578d681e2e60ae6590f.tar.gz sqlite-2e51716b1520fc6e681e9578d681e2e60ae6590f.zip | |
Increase the size of the yy_lookahead table so that it is never necessary to
down bounds checking on the index.
FossilOrigin-Name: bafd872398e58766e996963372c7acc03a1e20a6d39a3867ca45d3ea0ed2ac1d
Diffstat (limited to 'tool/lempar.c')
| -rw-r--r-- | tool/lempar.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/tool/lempar.c b/tool/lempar.c index 1c088080d..baf6a217d 100644 --- a/tool/lempar.c +++ b/tool/lempar.c @@ -521,11 +521,13 @@ static YYACTIONTYPE yy_find_shift_action( do{ i = yy_shift_ofst[stateno]; assert( i>=0 ); - /* assert( i+YYNTOKEN<=(int)YY_NLOOKAHEAD ); */ + assert( i<=YY_ACTTAB_COUNT ); + assert( i+YYNTOKEN<=(int)YY_NLOOKAHEAD ); assert( iLookAhead!=YYNOCODE ); assert( iLookAhead < YYNTOKEN ); i += iLookAhead; - if( i>=YY_NLOOKAHEAD || yy_lookahead[i]!=iLookAhead ){ + assert( i<(int)YY_NLOOKAHEAD ); + if( yy_lookahead[i]!=iLookAhead ){ #ifdef YYFALLBACK YYCODETYPE iFallback; /* Fallback token */ if( iLookAhead<sizeof(yyFallback)/sizeof(yyFallback[0]) |