Re: Building current...

[Johnny Billquist <bqt%update.uu.se@localhost>]

On 2015-12-02 13:41, Christos Zoulas wrote:
> On Dec 2,  8:46am, martin%duskware.de@localhost (Martin Husemann) wrote:
> -- Subject: Re: Building current...
>
> | On Wed, Dec 02, 2015 at 04:37:05AM +0100, Johnny Billquist wrote:
> | > I'd go back and hunt why gcc barfs on me as well... Maybe it is
> | > something else after all...
> |
> | I get SIGILL from bitmask operations with invalid bit numbers quite easily
> | in gcc. Compiling tcsh from pkgsrc is a simple way to trigger it.
> |
> | I don't see what goes wrong inside gcc though, so this could
> | be secondary fallout from another bug in the compiler.
>
> Can you run gdb on it and see where it comes from? This will need to be
> fixed in the compiler.

Not sure if it's the same error I have, but for me, I get a crash in cc1.

Here is as much as I've extracted so far:

Gnat:usr.bin/make# make CC=cc
#   compile  make/job.o
cc -O1 -fgcse -fstrength-reduce -fgcse-after-reload    -std=gnu99 
-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith 
-Wno-sign-compare  -Wno-traditional  -Wa,--fatal-warnings -Wreturn-type 
-Wswitch -Wshadow -Wcast-qual -Wwrite-strings -Wextra 
-Wno-unused-parameter -Wno-sign-compare -Wold-style-definition 
-Wsign-compare -Wformat=2  -Wno-format-zero-length  -Werror 
--sysroot=/  -DMAKE_NATIVE -DUSE_EMALLOC -c -Wno-format-nonliteral 
/usr/src/usr.bin/make/job.c
cc: internal compiler error: Illegal instruction (program cc1)
no stack trace because unwind library not available
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://www.NetBSD.org/support/send-pr.html> for instructions.
*** Error code 4

Stop.
make: stopped in /usr/src/usr.bin/make
Gnat:usr.bin/make# gdb /usr/libexec/cc1
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Reading symbols from /usr/libexec/cc1...(no debugging symbols found)...done.
(gdb) core obj/cc1.core
[New process 1]
warning: Corrupted shared library list: 0x0 != 0x21c00000
warning: Corrupted shared library list: 0x0 != 0x21c00000
Core was generated by `cc1'.
Program terminated with signal SIGILL, Illegal instruction.
#0  0x004455ed in htab_find_slot_with_hash (2132803824, 2127176780, 1075, 1)
(gdb) bt
#0  0x004455ed in htab_find_slot_with_hash (2132803824, 2127176780, 1075, 1)
Backtrace stopped: Cannot access memory at address 0x4bb66c03
(gdb)

	Johnny

--
Johnny Billquist                  || "I'm on a bus
                                  ||  on a psychedelic trip
email: bqt%softjar.se@localhost             ||  Reading murder books
pdp is alive!                     ||  tryin' to stay hip" - B. Idol