cgen_discard      626 src/cmd/gc/gen.c 		cgen_discard(nr->left);
cgen_discard      627 src/cmd/gc/gen.c 		cgen_discard(nr->right);
cgen_discard      637 src/cmd/gc/gen.c 		cgen_discard(nr->left);
cgen_discard      732 src/cmd/gc/gen.c 		cgen_discard(nr);