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From: "dave at hiauly1 dot hia.nrc.ca" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug bootstrap/44970] [4.6 regression] Revision 162270 failed to bootstrap
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44970

--- Comment #95 from dave at hiauly1 dot hia.nrc.ca 2010-11-08 17:00:41 UTC ---
>   CC      fs/ioctl.o
> fs/ioctl.c: In function 'do_vfs_ioctl':
> fs/ioctl.c:601:1: internal compiler error: in update_df, at fwprop.c:877
> Please submit a full bug report,

Here is full compile command:

hppa64-linux-gnu-gcc -Wp,-MD,fs/.ioctl.o.d  -nostdinc -isystem
/home/dave/opt/gnu/gcc64/lib/gcc/hppa64-linux-gnu/4.6.0/include
-I/home/dave/linux/linux-2.6.36.y/arch/parisc/include -Iinclude  -include
include/generated/autoconf.h -D__KERNEL__ -Wall -Wundef -Wstrict-prototypes
-Wno-trigraphs -fno-strict-aliasing -fno-common
-Werror-implicit-function-declaration -Wno-format-security
-fno-delete-null-pointer-checks -O2 -pipe -mno-space-regs -mfast-indirect-calls
-mdisable-fpregs -ffunction-sections -march=2.0 -mschedule=8000
-Wframe-larger-than=2048 -fno-stack-protector -fno-omit-frame-pointer
-fno-optimize-sibling-calls -Wdeclaration-after-statement -Wno-pointer-sign
-fno-strict-overflow -fconserve-stack    -D"KBUILD_STR(s)=#s"
-D"KBUILD_BASENAME=KBUILD_STR(ioctl)"  -D"KBUILD_MODNAME=KBUILD_STR(ioctl)"  -c
-o fs/ioctl.o fs/ioctl.c

Attached preprocessed source.