optimization/10876: [3.3/3.4 regression] [Sparc] ICE in calculate_giv_inc at unroll.c:1588 on FP code

[Eric Botcazou]

> gslfft.c: In function `gsl_power2_fft256analysis_skip2':
> gslfft.c:3445: internal compiler error: in calculate_giv_inc, at
> unroll.c:1693
> Please submit a full bug report,
> with preprocessed source if appropriate.
> See <URL:http://gcc.gnu.org/bugs.html> for instructions.

That's actually the same bug as the one which triggers the segfault at -O2.

-- 
Eric Botcazou