toolchain/39815: "internal compiler error" while building librump

[Jukka Salmi <j+nbsd%2008.salmi.ch@localhost>]

>Number:         39815
>Category:       toolchain
>Synopsis:       "internal compiler error" while building librump
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    toolchain-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Oct 27 15:25:00 +0000 2008
>Originator:     Jukka Salmi
>Release:        NetBSD 4.99.72
>Environment:
System: NetBSD moray.salmi.ch 4.99.72 NetBSD 4.99.72 (MORAY.APM) #0: Fri Aug 15 
22:03:49 CEST 2008 
build%moray.salmi.ch@localhost:/b/build/nbsd/c/i386/sys/arch/i386/compile/MORAY.APM
 i386
Architecture: i386
Machine: i386
>Description:
Building a release repeatedly fails with an internal compiler error
while creating librump/locks.d:

$ ./build.sh -U -O [...] -T [...] -D [...] -R [...] -x release
[...]
#    create  librump/locks.d
CC=/b/tools/i386/bin/i386--netbsdelf-gcc /b/tools/i386/bin/nbmkdep -f locks.d 
--     -I/usr/src/lib/librump/../../sys/rump/include  -D_KERNEL -D_RUMPKERNEL 
-DMULTIPROCESSOR -DDIAGNOSTIC -I/usr/src/lib/librump -I. 
-I/usr/src/lib/librump/../../sys/rump/../../common/include -nostdinc 
-I/usr/src/lib/librump/../../sys/rump/.. 
-I/usr/src/lib/librump/../../sys/rump/librump/rumpkern/opt -DMAXUSERS=32 
-I/usr/src/lib/librump/../../sys/rump/librump/rumpnet   -nostdinc -isystem 
/b/dst/i386/usr/include  
/usr/src/lib/librump/../../sys/rump/librump/rumpkern/locks.c
cc1: internal compiler error: Segmentation fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://www.NetBSD.org/Misc/send-pr.html> for instructions.
nbmkdep: compile failed.

*** Failed target:  locks.d
*** Failed command: CC=/b/tools/i386/bin/i386--netbsdelf-gcc 
/b/tools/i386/bin/nbmkdep -f locks.d -- 
-I/usr/src/lib/librump/../../sys/rump/include -D_KERNEL -D_RUMPKERNEL 
-DMULTIPROCESSOR -DDIAGNOSTIC -I/usr/src/lib/librump -I. 
-I/usr/src/lib/librump/../../sys/rump/../../common/include -nostdinc 
-I/usr/src/lib/librump/../../sys/rump/.. 
-I/usr/src/lib/librump/../../sys/rump/librump/rumpkern/opt -DMAXUSERS=32 
-I/usr/src/lib/librump/../../sys/rump/librump/rumpnet -nostdinc -isystem 
/b/dst/i386/usr/include 
/usr/src/lib/librump/../../sys/rump/librump/rumpkern/locks.c
*** Error code 1

Stop.
nbmake: stopped in /usr/src/lib/librump

*** Failed target:  dependall-librump
[...]

>How-To-Repeat:
See above. To rule out memory problems I tried three times, and the
compiler error always happened in the same place.

>Fix:
Not known.