Re: Linker error with latest tree on EM64T

[Marcel Holtmann <marcel@holtmann.org>]

Hi Sam,

> > > From -linus:
> > > # Force gcc to behave correct even for buggy distributions
> > > CFLAGS          += $(call cc-option, -fno-stack-protector-all \
> > >                                      -fno-stack-protector)
> > 
> > I used the latest tree from Linus and I see this in the Makefile, but it
> > is not working.
> Unexpected - let's see if we can nail it down then.
> Can you please try to edit the line above to include only one of the -f
> options and see if that helps. make V=1 may help to identify if the flag
> are picked up or not.

see my previous email. This patch fixed it for me:

diff --git a/Makefile b/Makefile
index 7c010f3..b4a2a80 100644
--- a/Makefile
+++ b/Makefile
@@ -308,7 +308,7 @@ LINUXINCLUDE    := -Iinclude \
 CPPFLAGS        := -D__KERNEL__ $(LINUXINCLUDE)
 
 CFLAGS          := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
-                   -fno-strict-aliasing -fno-common
+                   -fno-strict-aliasing -fno-common -fno-stack-protector
 # Force gcc to behave correct even for buggy distributions
 CFLAGS          += $(call cc-option, -fno-stack-protector-all \
                                      -fno-stack-protector)

> Also could you try executing:
> if gcc -fno-stack-protector-all -S -o /dev/null -xc /dev/null; then \
>   echo "y"; else echo "n"; fi
> And see if this gives a "y" or a "n".
> Try with -fno-stack-protector-all and with -fno-stack-protector.

With -fno-stack-protector I get a "y" and with -fno-stack-protector-all
I get an error:

cc1: error: unrecognized command line option "-fno-stack-protector-all"

Regards

Marcel