[Bug c/23157] New: incorrect sharing of tree nodes regression

["marcus at jet dot franken dot de" <gcc-bugzilla at gcc dot gnu dot org>]

this regression has been introduced in the last few days (the same code  
compiled fine some days ago). extracted from WINE. 
 
LANG=C /home/marcus/projects/gcc/BIN/bin/gcc -c -O2 -o api.o api.i 
api.i: In function 'f': 
api.i:2: error: incorrect sharing of tree nodes 
D.1338_6 = (const unsigned charD.10 *) idstrD.1276_7; 
 
(const unsigned charD.10 *) idstrD.1276_7; 
 
api.i:2: error: incorrect sharing of tree nodes 
D.1337_26 = (const unsigned charD.10 *) idstrD.1276_7; 
 
(const unsigned charD.10 *) idstrD.1276_7; 
 
api.i:2: internal compiler error: verify_stmts failed 
Please submit a full bug report, 
with preprocessed source if appropriate. 
See <URL:http://gcc.gnu.org/bugs.html> for instructions.

-- 
           Summary: incorrect sharing of tree nodes regression
           Product: gcc
           Version: 4.1.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: marcus at jet dot franken dot de
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: i686-pc-linux-gnu
  GCC host triplet: i686-pc-linux-gnu
GCC target triplet: i686-pc-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23157