These additional options are available on System V Release 4 for compatibility with other compilers on those systems:
-G-symbolic or -shared be used instead. -Qy.ident assembler directive in the output. -Qn.ident directives to the output file (this is the default). -YP,dirs
-l. -Ym,dir
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Licensed under the GNU Free Documentation License, Version 1.3.
https://gcc.gnu.org/onlinedocs/gcc-6.3.0/gcc/System-V-Options.html