This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: [PATCH] Implement -fsanitize=null + new sanopt pass
- From: Marek Polacek <polacek at redhat dot com>
- To: Jakub Jelinek <jakub at redhat dot com>
- Cc: "H.J. Lu" <hjl dot tools at gmail dot com>, GCC Patches <gcc-patches at gcc dot gnu dot org>
- Date: Fri, 29 Nov 2013 21:02:46 +0100
- Subject: Re: [PATCH] Implement -fsanitize=null + new sanopt pass
- Authentication-results: sourceware.org; auth=none
- References: <20131112231348 dot GU30062 at redhat dot com> <20131118135141 dot GC892 at tucnak dot redhat dot com> <20131118144455 dot GB30062 at redhat dot com> <CAMe9rOo44zKgbxikhig1SiCFmRyAZS2C3Y=4g9Ma6fJK__yCXQ at mail dot gmail dot com> <20131129193234 dot GE892 at tucnak dot redhat dot com> <20131129195526 dot GK31608 at redhat dot com> <20131129195723 dot GF892 at tucnak dot redhat dot com>
On Fri, Nov 29, 2013 at 08:57:23PM +0100, Jakub Jelinek wrote:
> On Fri, Nov 29, 2013 at 08:55:26PM +0100, Marek Polacek wrote:
> > 2013-11-29 Marek Polacek <polacek@redhat.com>
> >
> > * bootstrap-ubsan.mk (POSTSTAGE1_LDFLAGS): Remove -lpthread -ldl.
> >
> > --- gcc/bootstrap-ubsan.mk.mp3 2013-11-29 20:50:04.788238860 +0100
> > +++ gcc/bootstrap-ubsan.mk 2013-11-29 20:50:25.870322185 +0100
> > @@ -2,6 +2,6 @@
> >
> > STAGE2_CFLAGS += -fsanitize=undefined
> > STAGE3_CFLAGS += -fsanitize=undefined
> > -POSTSTAGE1_LDFLAGS += -fsanitize=undefined -static-libubsan -lpthread -ldl \
> > +POSTSTAGE1_LDFLAGS += -fsanitize=undefined -static-libubsan \
> > -B$$r/prev-$(TARGET_SUBDIR)/libsanitizer/ubsan/ \
> > -B$$r/prev-$(TARGET_SUBDIR)/libsanitizer/ubsan/.libs
>
> Please add -B$$r/prev-$(TARGET_SUBDIR)/libsanitizer/ too, so that
> it is able to find libsanitizer.spec. Ok with that change.
Thanks, will apply the following then.
2013-11-29 Marek Polacek <polacek@redhat.com>
* bootstrap-ubsan.mk (POSTSTAGE1_LDFLAGS): Remove -lpthread -ldl.
Add -B$$r/prev-$(TARGET_SUBDIR)/libsanitizer/.
--- gcc/bootstrap-ubsan.mk.mp3 2013-11-29 20:50:04.788238860 +0100
+++ gcc/bootstrap-ubsan.mk 2013-11-29 20:58:23.322131822 +0100
@@ -2,6 +2,7 @@
STAGE2_CFLAGS += -fsanitize=undefined
STAGE3_CFLAGS += -fsanitize=undefined
-POSTSTAGE1_LDFLAGS += -fsanitize=undefined -static-libubsan -lpthread -ldl \
+POSTSTAGE1_LDFLAGS += -fsanitize=undefined -static-libubsan \
+ -B$$r/prev-$(TARGET_SUBDIR)/libsanitizer/ \
-B$$r/prev-$(TARGET_SUBDIR)/libsanitizer/ubsan/ \
-B$$r/prev-$(TARGET_SUBDIR)/libsanitizer/ubsan/.libs
Marek