Bootstrapping current mainline on Tru64 UNIX fails in stage1 as of 20060705:
gcc -c -g -fkeep-inline-functions -DIN_GCC -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition -Wmissing-format-attribute -fno-common -DHAVE_CONFIG_H -I. -I. -I/vol/gcc/src/gcc/gcc -I/vol/gcc/src/gcc/gcc/. -I/vol/gcc/src/gcc/gcc/../include -I/vol/gcc/src/gcc/gcc/../libcpp/include -I/vol/gnu/obj/gmp-4.1.3/mpfr -I/vol/gnu/obj/gmp-4.1.3 -I/vol/gcc/src/gcc/gcc/../libdecnumber -I../libdecnumber insn-preds.c -o insn-preds.o /vol/gcc/src/gcc/gcc/config/alpha/predicates.md: In function `alpha_swapped_comparison_operator': /vol/gcc/src/gcc/gcc/config/alpha/predicates.md:571: error: duplicate case value /vol/gcc/src/gcc/gcc/config/alpha/predicates.md:570: error: previously used here make[3]: *** [insn-preds.o] Error 1 Inspecting the generated insn-preds.c (alpha_swapped_comparison_operator), there are indeed two case GTU entries. Environment: System: OSF1 bartok V5.1 2650 alpha Machine: alpha host: alpha-dec-osf5.1b build: alpha-dec-osf5.1b target: alpha-dec-osf5.1b configured with: /vol/gcc/src/gcc/configure --prefix=/vol/gcc --with-local-prefix=/vol/gcc --disable-nls --host alpha-dec-osf5.1b --build alpha-dec-osf5.1b --target alpha-dec-osf5.1b --with-gmp-dir=/vol/gnu/obj/gmp-4.1.3 --with-mpfr-dir=/vol/gnu/obj/gmp-4.1.3/mpfr --enable-languages=c,c++,fortran,java,objc,ada --disable-libmudflap How-To-Repeat: Bootstrap mainline as above. -- Summary: [4.2 Regression] duplicate case value in alpha_swapped_comparison operator Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: target AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: ro at techfak dot uni-bielefeld dot de GCC build triplet: alpha-dec-osf5.1b GCC host triplet: alpha-dec-osf5.1b GCC target triplet: alpha-dec-osf5.1b http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28285