On Fri, 4 Jan 2019, Xi Ruoyao wrote: > 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). There's also -fsyntax-only, but it does more work compared to -E -o/dev/null. Alexander
