This regression occured on 2005-08-16 and prevailed today. Last know good was gcc version 4.1.0 20050815 (experimental)
------------------------------------------------------------ > /private/icg126/opt/src/gcc/g95/./gcc/xgcc -v -B/private/icg126/opt/src/gcc/g95/./gcc/ -B/private/icg126/opt/i686-pc-linux-gnu/bin/ -B/private/icg126/opt/i686-pc-linux-gnu/lib/ -isystem /private/icg126/opt/i686-pc-linux-gnu/include -isystem /private/icg126/opt/i686-pc-linux-gnu/sys-include -O2 -O2 -g -O2 -DIN_GCC -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition -isystem ./include-I. -I. -I/private/icg126/opt/src/gcc/gcc -I/private/icg126/opt/src/gcc/gcc/. -I/private/icg126/opt/src/gcc/gcc/../include -I/private/icg126/opt/src/gcc/gcc/../libcpp/include -g0 -finhibit-size-directive -fno-inline-functions -fno-exceptions -fno-zero-initialized-in-bss -fno-unit-at-a-time -fno-omit-frame-pointer -c /private/icg126/opt/src/gcc/gcc/crtstuff.c -DCRT_BEGIN -o crtbegin.o Reading specs from /private/icg126/opt/src/gcc/g95/./gcc/specs Target: i686-pc-linux-gnu Configured with: /private/icg126/opt/src/gcc/configure --prefix=/private/icg126/opt --enable-languages=c,c++,f95 --enable-checking Thread model: posix gcc version 4.1.0 20050817 (experimental) /private/icg126/opt/src/gcc/g95/./gcc/cc1 -quiet -v -I. -I/private/icg126/opt/src/gcc/gcc -I/private/icg126/opt/src/gcc/gcc/. -I/private/icg126/opt/src/gcc/gcc/../include -I/private/icg126/opt/src/gcc/gcc/../libcpp/include -iprefix /private/icg126/opt/src/gcc/g95/gcc/../lib/gcc/i686-pc-linux-gnu/4.1.0/ -isystem /private/icg126/opt/src/gcc/g95/./gcc/include -DIN_GCC -DCRT_BEGIN -isystem /private/icg126/opt/i686-pc-linux-gnu/include -isystem /private/icg126/opt/i686-pc-linux-gnu/sys-include -isystem ./include-I. /private/icg126/opt/src/gcc/gcc/crtstuff.c -quiet -dumpbase crtstuff.c -mtune=pentiumpro -auxbase-strip crtbegin.o -g -g0 -O2 -O2 -O2 -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition -version -finhibit-size-directive -fno-inline-functions -fno-exceptions -fno-zero-initialized-in-bss -fno-unit-at-a-time -fno-omit-frame-pointer -o /tmp/ccR5d9rd.s ignoring nonexistent directory "/private/icg126/opt/i686-pc-linux-gnu/include" ignoring nonexistent directory "/private/icg126/opt/i686-pc-linux-gnu/sys-include" ignoring nonexistent directory "./include-I." ignoring nonexistent directory "/private/icg126/opt/src/gcc/g95/gcc/../lib/gcc/i686-pc-linux-gnu/4.1.0/include" ignoring nonexistent directory "/private/icg126/opt/src/gcc/g95/gcc/../lib/gcc/i686-pc-linux-gnu/4.1.0/../../../../i686-pc-linux-gnu/include" ignoring nonexistent directory "/private/icg126/opt/lib/gcc/i686-pc-linux-gnu/4.1.0/../../../../i686-pc-linux-gnu/include" ignoring duplicate directory "/private/icg126/opt/src/gcc/gcc/." #include "..." search starts here: #include <...> search starts here: . /private/icg126/opt/src/gcc/gcc /private/icg126/opt/src/gcc/gcc/../include /private/icg126/opt/src/gcc/gcc/../libcpp/include /private/icg126/opt/src/gcc/g95/./gcc/include /usr/local/include /private/icg126/opt/include /private/icg126/opt/lib/gcc/i686-pc-linux-gnu/4.1.0/include /usr/include End of search list. GNU C version 4.1.0 20050817 (experimental) (i686-pc-linux-gnu) compiled by GNU C version 4.1.0 20050815 (experimental). GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096 Compiler executable checksum: 697e95225e5bb5d063dac7c1d31e3ac4 xgcc: Internal error: Segmentation fault (program cc1) ------------------------------------------------------------------- Is this related to PR 21481? -- Summary: regression, Segmentation fault (program cc1) crtstuff.c Product: gcc Version: 4.1.0 Status: UNCONFIRMED Severity: normal Priority: P2 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: c dot lemmen at fz-juelich dot de CC: gcc-bugs at gcc dot gnu dot org GCC build triplet: i686-pc-linux-gnu GCC host triplet: i686-pc-linux-gnu GCC target triplet: i686-pc-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23438