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Re: HEADSUP: toolchain modifications required for built-in SSP
It would be nice to have a snapshot before the next release to test
this. Is the next release 3.0.0 (due to the 64-bit time_t) or 2.6.0?
On 30/11/17 11:41, Yaakov Selkowitz wrote:
gcc8-ssp-newlib.patch
2017-11-29 Yaakov Selkowitz<yselkowi@redhat.com>
gcc/
* configure.ac (gcc_cv_libc_provides_ssp): Define as yes
on Newlib-based targets if new builtin SSP support is present.
* configure: Regenerate.
Index: gcc/configure
===================================================================
--- gcc/configure (revision 255250)
+++ gcc/configure (working copy)
@@ -29100,6 +29100,12 @@
fi
;;
+ *-*-cygwin* | *-*-rtems* | *-*-eabi* | *-*-elf* | mmix-knuth-mmixware)
Instead of this target enumeration, could we not use an $EGREP approach
similar to some other libc variants?
+ # This is a recent addition to Newlib/Cygwin/RTEMS
The "recent addition" is probably no longer that recent in one or two
years. Maybe we should use a version or date here, e.g. since Newlib
snapshot XYZ.
+ if test -f $target_header_dir/ssp/ssp.h; then
+ gcc_cv_libc_provides_ssp=yes
+ fi
+ ;;
*) gcc_cv_libc_provides_ssp=no ;;
esac
fi
--
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