Description of problem:

Compiling Linux 2.5.52 w/IA64 patches I get:
arch/ia64/kernel/perfmon.c:1617: Internal compiler error in rws_access_regno, 
at config/ia64/ia64.c:3701

Version-Release number of selected component (if applicable):
gcc-2.96-85

How reproducible:

Compile a new kernel.

Steps to Reproduce:
1. compile 2.5.52 w/perfmon (under Processor) support on RH7.1/IA64
2.
3.
    
Actual results:

Compiler failure

Expected results:

Object file

Additional info:

make -f scripts/Makefile.build obj=arch/ia64/kernel
  gcc -Wp,-MD,arch/ia64/kernel/.perfmon.o.d -D__KERNEL__ -Iinclude -Wall -
Wstrict-prototypes -Wno-trigraphs -
g -O2 -fno-strict-aliasing -fno-common -pipe  -ffixed-r13 -mfixed-range=f10-
f15,f32-f127 -falign-functions=32
 -fomit-frame-pointer -nostdinc -iwithprefix include -mconstant-gp   -
DKBUILD_BASENAME=perfmon -DKBUILD_MODNA
ME=perfmon   -c -o arch/ia64/kernel/perfmon.o arch/ia64/kernel/perfmon.c
arch/ia64/kernel/perfmon.c: In function `pfm_read_pmds':
arch/ia64/kernel/perfmon.c:1617: Internal compiler error in rws_access_regno, 
at config/ia64/ia64.c:3701
Please submit a full bug report.
See <URL:http://bugzilla.redhat.com/bugzilla/> for instructions.
make[1]: *** [arch/ia64/kernel/perfmon.o] Error 2
make: *** [arch/ia64/kernel] Error 2