Compiling arch/sparc/kernel/process.c from linux-2.6.11.3 with gcc-4.1-20050709 fails with
arch/sparc/kernel/process.c: In function '__show_backtrace': arch/sparc/kernel/process.c:204: internal compiler error: in compare_values, at tree-vrp.c:445 Here's the command I use to reproduce: sparc-unknown-linux-gnu-gcc \ -fno-strict-aliasing -fno-common -ffreestanding \ -O2 -fomit-frame-pointer -m32 -mno-fpu -fcall-used-g5 \ -fcall-used-g7 -c process.i I haven't reduced process.i; it's 250KB. You can download it from http://kegel.com/gcc/process.i.txt -- Summary: ICE in compare_values, at tree-vrp.c:445 Product: gcc Version: 4.1.0 Status: UNCONFIRMED Severity: normal Priority: P2 Component: middle-end AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: dank at kegel dot com CC: gcc-bugs at gcc dot gnu dot org GCC target triplet: sparc-linux http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22398
