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Re: [patch, ARM] require 64-bit hw-int for all arm targets


On Tue, 30 Jul 2013, Richard Earnshaw wrote:

> Most arm target configs now require a 64-bit HW-int.  Unfortunately a few of
> the older, less commonly used config targets do not.  The code in arm.c now
> pretty much requires that a 64-bit HW-int is used, especially for
> vectorization to work.
> 
> This patch makes 64-bit HW-int the default for all arm configs and cleans up
> the configure script accordingly.
> 
> 	* config.gcc (arm): Require 64-bit host-wide-int for all ARM
> 	target configs.

The configuration in libcpp/configure.ac of which targets need 64-bit 
HOST_WIDE_INT always needs to be kept in sync with that in gcc/config.gcc.

-- 
Joseph S. Myers
joseph@codesourcery.com


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