[Bug target/39118] [4.3/4.4 Regression] x86_64 red zone violation

ian at airs dot com gcc-bugzilla@gcc.gnu.org
Tue Feb 10 21:04:00 GMT 2009



------- Comment #13 from ian at airs dot com  2009-02-10 21:03 -------
Created an attachment (id=17278)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=17278&action=view)
Test case

This test case is from Mark Heffernan.  When compiling with -O2
-fno-omit-frame-pointer with gcc 4.3, it shows a red zone violation in the
epilogue:

        movl    -160(%rbp), %eax
        popq    %r15
        leave
        ret

It does work with mainline, though.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39118



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