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$$ in parse.y question(c++)
- To: gcc at gcc dot gnu dot org
- Subject: $$ in parse.y question(c++)
- From: "Dave Raggett" <dave_raggett at hotmail dot com>
- Date: Sat, 06 Jan 2001 03:04:41 -0000
In parse.y(gcc/cp/parse.y),I find such code:
expr_no_commas:
| expr_no_commas '+' expr_no_commas
{ $$ = build_x_binary_op ($2, $$, $3); }
why not { $$ = build_x_binary_op ($2, $1, $3); }??
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