[Bug middle-end/40291] New: [4.3/4.4/4.5 Regression] ICE on unprototyped memcmp with long long last argument

[Bug middle-end/40291] New: [4.3/4.4/4.5 Regression] ICE on unprototyped memcmp with long long last argument

[jakub at gcc dot gnu dot org]

int
foo (void *x, char *y, unsigned long long z)
{
  return memcmp (x, y, z);
}
ICEs with -m32 -O{,2,3} on i686/x86_64 with:
rh503160.i: In function 'foo':
rh503160.i:5: error: unrecognizable insn:
(insn 10 9 11 3 rh503160.i:4 (parallel [
            (set (reg:SI 65)
                (zero_extend:DI (reg/v:DI 62 [ z ])))
            (clobber (reg:CC 17 flags))
        ]) -1 (nil))
rh503160.i:5: internal compiler error: in extract_insn, at recog.c:2048
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.


-- 
           Summary: [4.3/4.4/4.5 Regression] ICE on unprototyped memcmp with
                    long long last argument
           Product: gcc
           Version: 4.4.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: jakub at gcc dot gnu dot org
GCC target triplet: i686-linux


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40291

[Bug middle-end/40291] [4.3/4.4/4.5 Regression] ICE on unprototyped memcmp with long long last argument

[jakub at gcc dot gnu dot org]

------- Comment #1 from jakub at gcc dot gnu dot org  2009-05-29 12:53 -------
Works with 3.4.x.
Testing a patch.


-- 

jakub at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         AssignedTo|unassigned at gcc dot gnu   |jakub at gcc dot gnu dot org
                   |dot org                     |
             Status|UNCONFIRMED                 |ASSIGNED
     Ever Confirmed|0                           |1
      Known to fail|                            |4.0.3 4.1.2 4.2.2 4.3.3
                   |                            |4.4.0 4.5.0
      Known to work|                            |3.4.6
   Last reconfirmed|0000-00-00 00:00:00         |2009-05-29 12:53:57
               date|                            |
   Target Milestone|---                         |4.3.4


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40291

[Bug middle-end/40291] [4.3/4.4/4.5 Regression] ICE on unprototyped memcmp with long long last argument

[jakub at gcc dot gnu dot org]

------- Comment #2 from jakub at gcc dot gnu dot org  2009-05-29 15:38 -------
Subject: Bug 40291

Author: jakub
Date: Fri May 29 15:38:20 2009
New Revision: 147978

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=147978
Log:
        PR middle-end/40291
        * builtins.c (expand_builtin_memcmp): Convert len to sizetype
        before expansion.

        * gcc.c-torture/compile/pr40291.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr40291.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/builtins.c
    trunk/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40291

[Bug middle-end/40291] [4.3/4.4/4.5 Regression] ICE on unprototyped memcmp with long long last argument

[jakub at gcc dot gnu dot org]

------- Comment #3 from jakub at gcc dot gnu dot org  2009-05-29 15:47 -------
Subject: Bug 40291

Author: jakub
Date: Fri May 29 15:47:31 2009
New Revision: 147979

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=147979
Log:
        PR middle-end/40291
        * builtins.c (expand_builtin_memcmp): Convert len to sizetype
        before expansion.

        * gcc.c-torture/compile/pr40291.c: New test.

Added:
    branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr40291.c
Modified:
    branches/gcc-4_4-branch/gcc/ChangeLog
    branches/gcc-4_4-branch/gcc/builtins.c
    branches/gcc-4_4-branch/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40291

[Bug middle-end/40291] [4.3 Regression] ICE on unprototyped memcmp with long long last argument

[jakub at gcc dot gnu dot org]

------- Comment #4 from jakub at gcc dot gnu dot org  2009-05-29 15:51 -------
Fixed for 4.4/4.5 so far.


-- 

jakub at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         AssignedTo|jakub at gcc dot gnu dot org|unassigned at gcc dot gnu
                   |                            |dot org
             Status|ASSIGNED                    |NEW
            Summary|[4.3/4.4/4.5 Regression] ICE|[4.3 Regression] ICE on
                   |on unprototyped memcmp with |unprototyped memcmp with
                   |long long last argument     |long long last argument


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40291

[Bug middle-end/40291] [4.3 Regression] ICE on unprototyped memcmp with long long last argument

[rguenth at gcc dot gnu dot org]

-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |ice-on-valid-code
           Priority|P3                          |P2


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40291

[Bug middle-end/40291] [4.3 Regression] ICE on unprototyped memcmp with long long last argument

[rguenth at gcc dot gnu dot org]

------- Comment #5 from rguenth at gcc dot gnu dot org  2009-07-10 16:02 -------
Subject: Bug 40291

Author: rguenth
Date: Fri Jul 10 16:01:34 2009
New Revision: 149487

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=149487
Log:
2009-07-10  Richard Guenther  <rguenther@suse.de>

        Backport from mainline
        2009-05-29  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/40291
        * builtins.c (expand_builtin_memcmp): Convert len to sizetype
        before expansion.

        * gcc.c-torture/compile/pr40291.c: New test.

Added:
    branches/gcc-4_3-branch/gcc/testsuite/gcc.c-torture/compile/pr40291.c
Modified:
    branches/gcc-4_3-branch/gcc/ChangeLog
    branches/gcc-4_3-branch/gcc/builtins.c
    branches/gcc-4_3-branch/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40291

[Bug middle-end/40291] [4.3 Regression] ICE on unprototyped memcmp with long long last argument

[rguenth at gcc dot gnu dot org]

------- Comment #6 from rguenth at gcc dot gnu dot org  2009-07-10 16:04 -------
Fixed.


-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
      Known to fail|4.0.3 4.1.2 4.2.2 4.3.3     |4.0.3 4.1.2 4.2.2 4.3.3
                   |4.4.0 4.5.0                 |4.4.0
      Known to work|3.4.6                       |3.4.6 4.3.4 4.4.1 4.5.0
         Resolution|                            |FIXED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40291