Fix indexing issue for catch-clauses.

ttypeIndex should be a signed 1-based index into the table of catch-clauses.

Signed-off-by: Jonathan Roelofs <jonathan@codesourcery.com>
Another catch-clause fix.

ARM differs from the Itanium-ABI here in that its catch clauses are made of the relocations themselves, rather than indices into the types table.

Signed-off-by: Jonathan Roelofs <jonathan@codesourcery.com>
Appease the binutils assembler.

Signed-off-by: Jonathan Roelofs <jonathan@codesourcery.com>