re PR ada/52362 (gnat.dg/lto8.adb FAILs with gas/gld)
PR ada/52362
* config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
gnu_ld variables to yes.
* configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
(HAVE_GNU_AS): Likewise.
* config.in: Regenerate.
* configure: Likewise.
ada/
* link.c (__gnat_object_file_option): Set to "-Wl,@" for GNU linker.
(__gnat_using_gnu_linker): Delete.
* gnatlink.adb (Gnatlink): Declare Object_File_Option_Ptr here...
Declare Object_File_Option string constant and Using_GNU_response_file
boolean constant.
(Process_Binder_File): ...instead of here. Delete Using_GNU_Linker,
Opening and Closing local variables. Do not handle the GNU linker
specially.
(Write_RF): New procedure to write into the response file. Escape some
characters if a GNU response file is used. Keep track of error status.
Invoke Write_RF to write into the response file. Delete the file only
if the link was successful.
* mlib-utl.adb: Do not `with' package System.
(Gcc): Likewise. Declare Object_File_Option string constant and
Using_GNU_response_file boolean constant.
(Write_RF): Take a string instead of address and length. Escape some
characters if a GNU response file is used.
Invoke Write_RF to write into the response file. Delete the file only
if the link was successful. Do not warn if it cannot be deleted.