http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56164
Bug #: 56164
Summary: avr-gcc 4.7.2 fail with __flash keyword
Classification: Unclassified
Product: gcc
Version: 4.7.2
Status: UNCONFIRMED
Severity: critical
Priority: P3
Component: c
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: demiurg_...@freemail.ru
Problem is present with __flash keyword, with PROGMEM everything is ok.
Compiller output:
==================================================================
module.c: In function 'foo':
module.c:52:1: error: unable to find a register to spill in class
'BASE_POINTER_REGS'
module.c:52:1: error: this is the insn:
(insn 73 72 74 5 (set (reg:SF 66 [ D.1445 ])
(unspec:SF [
(reg:HI 30 r30)
(const_int 0 [0])
] UNSPEC_LPM)) module.c:28 9 {load_sf}
(expr_list:REG_DEAD (reg:HI 30 r30)
(nil)))
module.c:52: confused by earlier errors, bailing out
make.EXE: *** [../bin/test/test.elf] Error 1
==================================================================
