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@xxxxxxxxxxxxxxxx> School of Aerospace Science and Technology, Xidian University