compile_tree_empty_check  698 regcomp.c        r = compile_tree_empty_check(qn->target, reg, empty_info);
compile_tree_empty_check  883 regcomp.c            r = compile_tree_empty_check(qn->target, reg, empty_info);
compile_tree_empty_check  894 regcomp.c            r = compile_tree_empty_check(qn->target, reg, empty_info);
compile_tree_empty_check 1091 regcomp.c      	r = compile_tree_empty_check(qn->target, reg, empty_info);
compile_tree_empty_check 1101 regcomp.c      	r = compile_tree_empty_check(qn->target, reg, empty_info);
compile_tree_empty_check 1109 regcomp.c      	r = compile_tree_empty_check(qn->target, reg, empty_info);
compile_tree_empty_check 1118 regcomp.c            r = compile_tree_empty_check(qn->target, reg, empty_info);