------- Comment #6 from dave at hiauly1 dot hia dot nrc dot ca  2007-09-07 
22:05 -------
Subject: Re:  Segmentation fault bootstrapping on HP-UX 11.11

> As mentioned before, I'm able to bootstrap with HP's compiler, so if this
> information doesn't help you I'll just assume there's a problem with my
> gcc-3.3.6 (although it seems fine for most other purposes).

I think that's likely.  The way to confirm this is to bootstrap
just the C language with HP's compiler and install.  Then, do another
bootstrap using the newly built 4.2.1.  A segmentation fault this
early in the build process usually indicates some module has been
miscompiled by the bootstrap compiler.

I don't know how you built 3.3.6.  There were problems with some
gcc binaries distributed by HP.  3.3.6 should work as a bootstrap
compiler.  However, the 3.3 branch is closed and 3.3 problems won't
be fixed.

>  /usr/local/src/64.obj/gcc-4.2.1/./gcc/cc1 -quiet -v -I. -I.
> -I/usr/local/src/gcc-4.2.1/gcc -I/usr/local/src/gcc-4.2.1/gcc/.
> -I/usr/local/src/gcc-4.2.1/gcc/../include
> -I/usr/local/src/gcc-4.2.1/gcc/../libcpp/include -I/usr/local/64bit/include
> -I/usr/local/64bit/include -I/usr/local/src/gcc-4.2.1/gcc/../libdecnumber
> -I../libdecnumber -iprefix
> /opt/datetime/gcc-4.2.1/gcc/../lib/gcc/hppa64-hp-hpux11.11/4.2.1/ -isystem
> /usr/local/src/64.obj/gcc-4.2.1/./gcc/include -DIN_GCC -DCRT_BEGIN -isystem
> /usr/local/64bit/hppa64-hp-hpux11.11/include -isystem
> /usr/local/64bit/hppa64-hp-hpux11.11/sys-include -isystem ./include
> /usr/local/src/gcc-4.2.1/gcc/crtstuff.c -quiet -dumpbase crtstuff.c
> -auxbase-strip crtbegin.o -g -g0 -O2 -O2 -W -Wall -Wwrite-strings
> -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition -version
> -finhibit-size-directive -fno-inline-functions -fno-exceptions
> -fno-zero-initialized-in-bss -fno-toplevel-reorder -o /var/tmp//ccag2aEs.s

Run cc1 under gdb.  Use the set args command to set the cc1's arguments
to the above list.  Then, run cc1.  This will duplicate the fault under gdb.

Dave


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32894

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