How to just print the output for -H without output anything else?

[Xi Ruoyao]

On 2019-01-03 21:18 -0600, Peng Yu wrote:
> > A "-c" option would work.
> 
> This still generates the .o file. Is there an option that disable all
> the side effect but just print the header info as -H?

Maybe "-E -o /dev/null"?  Use "-E" instead of "-c" so the compiler and
assembler will not run, and "-o /dev/null" to throw the result
(preprocessed code).
-- 
Xi Ruoyao <xry111@mengyan1223.wang>
School of Aerospace Science and Technology, Xidian University