[Bug middle-end/39227] New: ICE with -fstack-protector in add_stack_var_conflict, at cfgexpand.c:269

[Bug middle-end/39227] New: ICE with -fstack-protector in add_stack_var_conflict, at cfgexpand.c:269

[ubizjak at gmail dot com]

This is from [1], ICE

Running target unix/-fstack-protector
FAIL: gcc.c-torture/compile/limits-blockid.c  -O0  (internal compiler error)
FAIL: gcc.c-torture/compile/limits-blockid.c  -O0  (test for excess errors)

$cc1 -fstack-protector -O0 limits-blockid.c 
 q9_func
limits-blockid.c: In function 'q9_func':
limits-blockid.c:22: internal compiler error: in add_stack_var_conflict, at
cfgexpand.c:269
Please submit a full bug report,
<etc>

gcc version 4.3.4 20090129 (prerelease) [gcc-4_3-branch revision 143750] (GCC)

[1] http://gcc.gnu.org/ml/gcc-testresults/2009-02/msg01631.html


-- 
           Summary: ICE with -fstack-protector in add_stack_var_conflict, at
                    cfgexpand.c:269
           Product: gcc
           Version: 4.3.4
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: ubizjak at gmail dot com
 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=39227

[Bug middle-end/39227] ICE with -fstack-protector in add_stack_var_conflict, at cfgexpand.c:269

[ubizjak at gmail dot com]

------- Comment #1 from ubizjak at gmail dot com  2009-06-17 07:32 -------
Works for 4.4.1 and 4.5.0


-- 

ubizjak at gmail dot com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |4.4.1 4.5.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39227

[Bug middle-end/39227] ICE with -fstack-protector in add_stack_var_conflict, at cfgexpand.c:269

[mikpe at it dot uu dot se]

------- Comment #2 from mikpe at it dot uu dot se  2009-06-17 14:08 -------
(In reply to comment #1)
> Works for 4.4.1 and 4.5.0

ICEs for me with today's 4.4 branch on i686-linux. The -O0 -fstack-protector
combination is key, with -O1 and above it works, ditto without
-fstack-protector.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39227

[Bug middle-end/39227] ICE with -fstack-protector in add_stack_var_conflict, at cfgexpand.c:269

[ubizjak at gmail dot com]

------- Comment #3 from ubizjak at gmail dot com  2009-09-21 17:34 -------
The testcase compiles OK with 4.3.5, 4.4.2 and 4.5.0.


-- 

ubizjak at gmail dot com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |WORKSFORME


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39227