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Re: [PATCH] Fix PR26439

Richard Guenther wrote:

> Pinskia changed complex types to be considered candidates for decomposing
> with SFTs.  I vaguely remember him having problems including them in
> AGGREGATE_TYPE_P - partly because sometimes complex variables are
> SSA_NAMEs I guess.
> 
If we decompose complex types with SFTs, then they cannot be gimple
registers.

Oh, but we have DECL_COMPLEX_GIMPLE_REG_P.  We probably registerize them
if they're always accessed whole (not sure I like that too much).  I
guess the patch is fine then.
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