[Bug middle-end/55142] [4.8 Regression] internal compiler error: in plus_constant, at explow.c:88
hjl.tools at gmail dot com
gcc-bugzilla@gcc.gnu.org
Mon Nov 12 04:08:00 GMT 2012
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55142
--- Comment #32 from H.J. Lu <hjl.tools at gmail dot com> 2012-11-12 04:08:02 UTC ---
Can we limit
(zero_extend:DI (plus:SI (FOO:SI) (const_int Y)))
to
(plus:DI (zero_extend:DI (FOO:SI)) (const_int Y))
transformation to Y > TARGET SPECIFIC VALUE? For x86-64,
it is -16*1023*1024.
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