http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46713
--- Comment #2 from River Tarnell <river+gcc at tamara dot tcx.org.uk> 2010-11-29 21:33:17 UTC --- It was not: hemlock% grep HAVE_GAS_HIDDEN auto-host.h /* #undef HAVE_GAS_HIDDEN */ Relevant extract from config.log: configure:21227: checking assembler for .hidden configure:21242: /opt/ts/binutils/bin/as -o conftest.o conftest.s >&5 configure:21245: $? = 0 configure:21284: result: no configure:21321: checking linker for .hidden support configure:21370: result: yes I'm not sure where the first "no" comes from, since as appeared to run correctly.