[PATCH] Fix PR tree-optimization/51315

[Richard Sandiford]

Eric Botcazou <ebotcazou@adacore.com> writes:
> Regtested on SPARC/Solaris.  Can you confirm that this fixes the
> pessimization in all cases (and run the C testsuite for your favorite
> ABI variant)?  TIA.

It does, and there were no regression on a C-only build & test for
mips64-linux-gnu (-mabi=32/-mips16, -mabi=32, -mabi=n32, -mabi=64).

Thanks for the quick fix!

Richard