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[Bug c/56164] avr-gcc 4.7.2 fail with __flash keyword
- From: "gjl at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 31 Jan 2013 20:25:20 +0000
- Subject: [Bug c/56164] avr-gcc 4.7.2 fail with __flash keyword
- Auto-submitted: auto-generated
- References: <bug-56164-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56164
--- Comment #3 from Georg-Johann Lay <gjl at gcc dot gnu.org> 2013-01-31 20:25:20 UTC ---
Created attachment 29322
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29322
Small an valis test case
Output with avr-gcc 4.7.2:
avr-gcc -S -mmcu=atmega8 -Os foo.c
foo.c: In function 'psy':
foo.c:18:1: error: unable to find a register to spill in class 'POINTER_REGS'
}
^
foo.c:18:1: error: this is the insn:
(insn 26 25 28 2 (set (reg:SF 59 [ D.1396 ])
(unspec:SF [
(reg:HI 30 r30)
(const_int 0 [0])
] UNSPEC_LPM)) foo.c:9 22 {load_sf}
(expr_list:REG_DEAD (reg:HI 30 r30)
(nil)))
foo.c:18:1: internal compiler error: in spill_failure, at reload1.c:2124
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