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[Bug target/32264] gcc 4.2.0 compiled vanilla kernel 2.4.34.5 crashes when VIA C3 optimized -march=c3
- From: "pluto at agmk dot net" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 1 Aug 2007 17:37:48 -0000
- Subject: [Bug target/32264] gcc 4.2.0 compiled vanilla kernel 2.4.34.5 crashes when VIA C3 optimized -march=c3
- References: <bug-32264-14676@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from pluto at agmk dot net 2007-08-01 17:37 -------
(In reply to comment #7)
> i have tracked down module by module of the kernel
> and after all i found the module which caused the
> kernel crash - its arch/i386/kernel/i8259.c
diffing assembly dumps for these objects shows that
4.2 output doesn't contain common_interrupt, call_do_IRQ
and IRQ0x$_interrupt code. could you provide the preprocessed
i8259.i file? (hint: --save-temps gcc option).
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32264