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-
- # include "y3.h"
-
- void hideprod( )
- {
- /* in order to free up the mem and amem arrays for the optimizer,
- and still be able to output yyr1, etc., after the sizes of
- the action array is known, we hide the nonterminals
- derived by productions in levprd.
- */
-
- register i,
- j;
-
- j = 0;
- levprd[ 0 ] = 0;
- PLOOP( 1, i )
- {
- if ( !( levprd[ i ] & REDFLAG ) )
- {
- ++j;
- if ( foutput != NULL )
- {
- fprintf( foutput,
- "Rule not reduced: %s\n",
- writem( prdptr[ i ] ) );
- }
- }
- levprd[ i ] = *prdptr[ i ] - NTBASE;
- }
- if ( j )
- fprintf( stdout, "%d rules never reduced\n", j );
- }
-