Subject: Re: -fshort-enums vs ARM ABI
To: Ben Harris <>
From: Jason R Thorpe <>
List: port-arm
Date: 02/13/2002 09:14:32
On Wed, Feb 13, 2002 at 04:44:46PM +0000, Ben Harris wrote:

 > It looks like -fshort-enums (as embodied in gcc/c-decl.c::finish_enum())
 > doesn't quite match the ARM ABI for enums.  Specifically, finish_enum()
 > makes an enum signed iff it has any negative vlaues, whereas in the ARM
 > ABI, 16-bit and 32-bit enums are signed by default (and only unsigned if
 > they have values > 2^15 or 2^31 respectively).  This will need fixing:
 > Richard?

Add a -fsigned-enum?  And then enable it by default for ARM ELF?

        -- Jason R. Thorpe <>