Re: [PATCH v2 3/3] objtool: use global host flags for compilation

From: Robin Jarry
Date: Tue Feb 27 2018 - 15:55:45 EST


2018-02-27, Josh Poimboeuf:
> On Mon, Feb 26, 2018 at 07:41:48PM +0100, Robin Jarry wrote:
[snip]
> > ifdef CONFIG_STACK_VALIDATION
> > has_libelf := $(call try-run,\
> > - echo "int main() {}" | $(HOSTCC) -xc -o /dev/null -lelf -,1,0)
> > + echo "int main() {}" | $(HOSTCC) $(HOSTLDFLAGS) -xc -o /dev/null -lelf -,1,0)
>
> This should probably also have HOSTCFLAGS, since the objtool makefile
> uses it as well.

I had intentionally omitted HOSTCFLAGS since the compiled code does not
contain any #include statements (only -lelf). But adding them cannot
hurt.

--
Robin