[PATCH] Clear EDGE_CROSSING flag when redirecting edge succ to EXIT_BLOCK_PTR (PR middle-end/50907)

[Jeff Law]

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On 11/28/11 11:40, Jakub Jelinek wrote:
> Hi!
> 
> The checking code insists on edges to EXIT_BLOCK_PTR (and from 
> ENTRY_BLOCK_PTR) to have no EDGE_CROSSING bit set, so if we have a
> bb in second partition jumping to first partition's entry block and
> convert_jumps_to_returns changes it to simple_return, we need to
> drop the EDGE_CROSSING bit.
> 
> Bootstrapped/regtested on x86_64-linux and i686-linux, ok for
> trunk?
> 
> 2011-11-28  Jakub Jelinek  <jakub@redhat.com>
> 
> PR middle-end/50907 * function.c (convert_jumps_to_returns): When
> redirecting an edge succ to EXIT_BLOCK_PTR, clear EDGE_CROSSING
> flag.
> 
> * gcc.dg/tree-prof/pr50907.c: New test.
OK.
jeff
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