[Bug tree-optimization/54494] [4.7/4.8 Regression] Missing store to volatile

[r...@linux-mips.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54494

Ralf Baechle <r...@linux-mips.org> changed:

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--- Comment #3 from Ralf Baechle <r...@linux-mips.org> 2012-09-05 20:06:47 UTC 
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I've tested your proposed fix with the kernel configuration that I extracted
the test case from and I'm happy to report that the patch is working for me.