https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61679
--- Comment #2 from Gary Funck <gary at intrepid dot com> --- (In reply to Trevor Saunders from comment #1) > The following patch compiles with 4.9 for me, but I don't have easy > access to a machine with 4.5 on it, would you mind testing if it works > for you? Applied the patch to r212302 (2014-07-04), however, still seeing compilation failure: /a/gcc-4.5.1/bld/rls/bin/g++ -c -DIN_GCC_FRONTEND -DIN_GCC_FRONTEND -DIN_GCC_FRONTEND -O0 -g3 -DIN_GCC -fno-exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall -Wwrite-strings -Wcast-qual -Wmissing-format-attribute -Woverloaded-virtual -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -fno-common -DHAVE_CONFIG_H -I. -I. -I/eng/upc/dev/gary/gupc-gcc-trunk/src/gcc -I/eng/upc/dev/gary/gupc-gcc-trunk/src/gcc/. -I/eng/upc/dev/gary/gupc-gcc-trunk/src/gcc/../include -I/eng/upc/dev/gary/gupc-gcc-trunk/src/gcc/../libcpp/include -I/eng/upc/dev/gary/gupc-gcc-trunk/src/gcc/../libdecnumber -I/eng/upc/dev/gary/gupc-gcc-trunk/src/gcc/../libdecnumber/bid -I../libdecnumber -I/eng/upc/dev/gary/gupc-gcc-trunk/src/gcc/../libbacktrace -o attribs.o -MT attribs.o -MMD -MP -MF ./.deps/attribs.TPo /eng/upc/dev/gary/gupc-gcc-trunk/src/gcc/attribs.c In file included from /eng/upc/dev/gary/gupc-gcc-trunk/src/gcc/attribs.c:35:0: /eng/upc/dev/gary/gupc-gcc-trunk/src/gcc/hash-table.h:845:1: error: prototype for ‘typename Descriptor::value_type** hash_table<Descriptor, Allocator, false>::find_slot_with_hash(hash_table<Descriptor, Allocator, false>::compare_type*, hashval_t, insert_option)’ does not match any in class ‘hash_table<Descriptor, Allocator, false>’ /eng/upc/dev/gary/gupc-gcc-trunk/src/gcc/hash-table.h:542:16: error: candidate is: hash_table<Descriptor, Allocator, false>::value_type** hash_table<Descriptor, Allocator, false>::find_slot_with_hash(hash_table<Descriptor, Allocator, false>::compare_type*, hashval_t, insert_option) /eng/upc/dev/gary/gupc-gcc-trunk/src/gcc/hash-table.h:927:1: error: prototype for ‘void hash_table<Descriptor, Allocator, false>::traverse_noresize(Argument)’ does not match any in class ‘hash_table<Descriptor, Allocator, false>’ [...]