[Bug middle-end/39198] New: ICE : insn does not satisfy its constraints

["linuxl4 at sohu dot com" <gcc-bugzilla at gcc dot gnu dot org>]

[~/tmp]gcc --version
[~/tmp]gcc (GCC) 4.4.0 20090215 (experimental)

[~/tmp]gcc -c s_scalbn.c -march=core2 -mfpmath=sse -O2
[~/tmp]../sysdeps/ieee754/dbl-64/s_scalbn.c: In function '__scalbn':
../sysdeps/ieee754/dbl-64/s_scalbn.c:65: error: insn does not satisfy its
constraints:
(insn 197 196 116 17 ../sysdeps/ieee754/dbl-64/s_scalbn.c:64 (set (reg/v:DF 21
xmm0 [orig:71 x ] [71])
        (mult:DF (reg/v:DF 21 xmm0 [orig:71 x ] [71])
            (reg:DF 2 cx [106]))) 722 {*fop_df_comm_sse} (nil))
../sysdeps/ieee754/dbl-64/s_scalbn.c:65: internal compiler error: in
copyprop_hardreg_forward_1, at regrename.c:1603
Please submit a full bug report, with preprocessed source if appropriate.


-- 
           Summary: ICE : insn does not satisfy its constraints
           Product: gcc
           Version: 4.4.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: linuxl4 at sohu dot com
 GCC build triplet: x86_64-pc-linux
  GCC host triplet: x86_64-pc-linux
GCC target triplet: x86_64-pc-linux


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39198