java/247: gcj ICE compiling VisualNumerics.math.ComplexCholesky with -O2

[Greg Warnes]

>Number:         247
>Category:       java
>Synopsis:       gcj ICE compiling VisualNumerics.math.ComplexCholesky with -O2
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    unassigned
>State:          open
>Class:          ice-on-legal-code
>Submitter-Id:   net
>Arrival-Date:   Thu May 25 19:46:00 PDT 2000
>Closed-Date:
>Last-Modified:
>Originator:     Greg Warnes
>Release:        2.96 (Current CVS)
>Organization:
University of Washington 
>Environment:
Kernel: Linux 2.2.15 SMP + Mosix extensions
CPU:    Dual Intel Pentium-II 300
Architecture: i686
Distribution: Debain Potato

host: i686-pc-linux-gnu
build: i686-pc-linux-gnu
target: i686-pc-linux-gnu
>Description:

When compiling VisualNumerics.math.ComplexCholesky (available from
http://www.boulder.vni.com/products/wpd/jnl/ ) with either -0 or -O2,
gcj generates the following error:

> gcj -v --save-temps -O -g -c -o /extra/home/warnes/java
/VisualNumerics/math/ComplexCholesky.o
/extra/home/warnes/java/VisualNumerics/ma
th/ComplexCholesky.class
Reading specs from /usr/lib/gcc-lib/i686-pc-linux-gnu/2.96/specs
Reading specs from
/usr/lib/gcc-lib/i686-pc-linux-gnu/2.96/../../../libgcj.spec
rename spec lib to liborig
rename spec startfile to startfileorig
gcc version 2.96 20000525 (experimental)
 /usr/lib/gcc-lib/i686-pc-linux-gnu/2.96/jc1
/extra/home/warnes/java/VisualNumer
ics/math/ComplexCholesky.class -fno-use-divide-subroutine
-fasynchronous-excepti
ons -quiet -g -O -version -o ComplexCholesky.s
GNU Java version 2.96 20000525 (experimental) (i686-pc-linux-gnu) compiled
by GN
U C version 2.96 20000524 (experimental).
VisualNumerics/math/ComplexCholesky.java: In class
`VisualNumerics.math.ComplexC
holesky':
VisualNumerics/math/ComplexCholesky.java: In method
`solve(VisualNumerics.math.C
omplex[])':
VisualNumerics/math/ComplexCholesky.java:1027: Internal compiler error in
`conve
rt_regs_1', at reg-stack.c:2567
Please submit a full bug report.
See <URL: http://www.gnu.org/software/gcc/bugs.html > for instructions.


>How-To-Repeat:

Compile.
	
>Fix:
	
>Release-Note:
>Audit-Trail:
>Unformatted: