--- Comment #4 from jbuehler at spirentcom dot com 2007-08-09 11:38 ---
Created an attachment (id=14045)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=14045action=view)
gcc 4.0.4 global register variable optimizer patch
The attached patch fixes the optimizer bug for gcc 4.0.4
--- Comment #1 from jbuehler at spirentcom dot com 2007-07-25 13:09 ---
This bug is also present in 4.0.1 for powerpc-ibm-aix5.2.0.0. Change the
registers in the problematic code to r14, r15, r16, r17 -- one of the registers
is not set by the optimized routine, but is by the non
--- Comment #2 from jbuehler at spirentcom dot com 2007-07-25 13:22 ---
The same bug is present in the following versions of gcc for
sparc-sun-solaris2.9:
2.95.3
2.95
3.0.2
3.0.4
3.1.1
3.2.3
3.3.6
3.4.6
4.0.1
4.0.4
4.1.2
4.2.0
Use registers l1, l2, l3, l4 in the sample code
--- Comment #3 from jbuehler at spirentcom dot com 2007-07-25 13:28 ---
I would appreciate a fix for this because the code being compiled is the GHC
compiler itself. I have to compile GHC for hppa without optimization because I
have been unable to find a compiler options workaround
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: jbuehler at spirentcom dot com
GCC build triplet: hppa1.0-hp-hpux11.00
GCC host triplet: hppa1.0-hp-hpux11.00
GCC target triplet: hppa1.0-hp-hpux11.00
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32820
