Public bug reported:
Binary package hint: gcc-4.4
seen with gcc-4.4 in lucid, not seen with -O1/-Os or -marm
$ g++ -O2 -c Execution.ii
/home/doko/tmp/llvm-2.7~svn20100203/lib/ExecutionEngine/Interpreter/Execution.cpp:
In function 'llvm::GenericValue executeFCMP_OEQ(llvm::GenericValue,
llvm::GenericValue, const llvm::Type*)':
/home/doko/tmp/llvm-2.7~svn20100203/lib/ExecutionEngine/Interpreter/Execution.cpp:299:
error: unable to generate reloads for:
(insn 64 63 66 6
/home/doko/tmp/llvm-2.7~svn20100203/include/llvm/ADT/APInt.h:141 (set
(subreg:SI (reg:DI 0 r0 [165]) 0)
(ior:SI (ashift:SI (reg:SI 2 r2 [168])
(const_int -31 [0xffffffffffffffe1]))
(subreg:SI (reg:DI 0 r0 [165]) 0))) 670 {*thumb2_arith_shiftsi}
(nil))
/home/doko/tmp/llvm-2.7~svn20100203/lib/ExecutionEngine/Interpreter/Execution.cpp:299:
internal compiler error: in find_reloads, at reload.c:3781
Please submit a full bug report,
with preprocessed source if appropriate.
** Affects: gcc-4.4 (Ubuntu)
Importance: Undecided
Status: New
** Tags: armel armv7
--
[armel, fixed in 4.5] ICE in find_reloads, at reload.c in thumb mode
https://bugs.launchpad.net/bugs/517156
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