最終更新:2016-09-08 (木) 16:30:56 (2780d)

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gcc -m
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Each target machine types can have its own special options, starting with ‘-m’, to choose among various hardware models or configurations—for example, 68010 vs 68020, floating coprocessor or none. A single installed version of the compiler can compile for any model or configuration, according to the options specified.

http://gcc.gnu.org/onlinedocs/gcc-4.7.3/gcc/Submodel-Options.html#Submodel-Options