debug/3699: Extraneous labels in debug info - leads to undefined reference when linking

[toon@gcc.gnu.org]

Synopsis: Extraneous labels in debug info - leads to undefined reference when linking

State-Changed-From-To: open->closed
State-Changed-By: toon
State-Changed-When: Fri Jul 27 06:25:48 2001
State-Changed-Why:
    Fixed by Richard Henderson:
    
            * simplify-rtx.c (avoid_constant_pool_reference): Export.
            * rtl.h (avoid_constant_pool_reference): Declare it.
            * dwarf2out.c (add_location_or_const_value_attribute): Use it.
            (add_const_value_attribute): Use add_AT_unsigned for unsigned values.

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