729a01f72c
https://gcc.gnu.org/ml/gcc-patches/2018-08/msg00977.html libcpp/ * internal.h (_cpp_save_parameter): Take parmno, not macro. (_cpp_unsave_parameters): Declare. * macro.c (_cpp_save_parameter): Take parm number, not macro. Return true on success. (_cpp_unsave_parameters): New. (parse_params): Take parm_no and variadic pointers, not macro. Reimplement parsing logic. (create_iso_definition): Adjust parse_params changes. Call _cpp_unsave_parameters here. (_cpp_create_definition): Don't unsave params here. * traditional.c (scan_parameters): Take n_param pointer, adjust. (_cpp_create_trad_definition): Ajust scan_parameters change. Call _cpp_unsave_parameters. gcc/testsuite/ * gcc.dg/cpp/macsyntx.c: Adjust expected errors. * gcc.dg/cpp/macsyntx2.c: likewise. From-SVN: r263600