On Wed, Dec 20, 2017 at 01:56:27PM +0000, Wilco Dijkstra wrote:
> This patch fixes PR83491 - if an SSA expression contains 2 identical float
> constants, the division reciprocal optimization will ICE. Fix this by
> explicitly
> checking for SSA_NAME in the tree code before walking the uses. Also fix
> several
> coding style issues pointed out by Jakub and make comments more readable.
>
> Bootstrap OK, OK for trunk?
>
> ChangeLog:
> 2017-12-20 Wilco Dijkstra <wdijk...@arm.com>
>
> gcc/
> PR tree-optimization/83491
> * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Check for SSA_NAME
> before walking uses. Improve coding style and comments.
>
> gcc/testsuite/
> PR tree-optimization/83491
> * gcc.dg/pr83491.c: Add new test.
Ok, thanks.
Jakub
