[Patch, libgfortran] PR39665, alignment problems

[Daniel Kraft]

Janne Blomqvist wrote:
> Hello,
> 
> this patch hopefully works around the alignment problems reported in
> PR39665. The problem is that nowadays when we read a floating point
> number, it's stored into the result variable with an assignment. This
> works fine for formatted reads, as the result variable is the final
> variable passed in from the user code, so it always is sufficiently
> aligned. However, for list formatted and namelist reads, we used a
> temporary char* buffer, and some platforms like IA-64 or HP-PA are picky
> about alignment and crash. This patch modifies list formatted and
> namelist reads of real and complex type. Unfortunately the fix isn't as
> clean as I'd wish, since after the parsing it turns out that the value
> must be saved anyway in order to handle repeat counts.
> 
> Regtested on i686-pc-linux-gnu, Ok for trunk?

Ok.  Thanks for working on this!

Daniel

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