[Bug middle-end/33694] [4.3 Regression] Type checking error with negation

[Bug middle-end/33694] [4.3 Regression] Type checking error with negation

[rguenth at gcc dot gnu dot org]

------- Comment #1 from rguenth at gcc dot gnu dot org  2007-10-08 12:22 -------
Mine.


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rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         AssignedTo|unassigned at gcc dot gnu   |rguenth at gcc dot gnu dot
                   |dot org                     |org
             Status|UNCONFIRMED                 |ASSIGNED
     Ever Confirmed|0                           |1
   Last reconfirmed|0000-00-00 00:00:00         |2007-10-08 12:22:21
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33694

[Bug middle-end/33694] New: [4.3 Regression] Type checking error with negation

[rguenth at gcc dot gnu dot org]

__SIZE_TYPE__ cnfs_mapcntl(void *p, long pagesize)
{
     return ~(__SIZE_TYPE__)(pagesize - 1);
}

cnfs.2.min.i: In function 'cnfs_mapcntl':
cnfs.2.min.i:2: error: type mismatch in unary expression
long unsigned int
long int
D.1543 = -pagesize
cnfs.2.min.i:2: internal compiler error: verify_gimple failed
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.


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           Summary: [4.3 Regression] Type checking error with negation
           Product: gcc
           Version: 4.3.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code, ice-checking
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: rguenth at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33694

[Bug middle-end/33694] [4.3 Regression] Type checking error with negation

[rguenth at gcc dot gnu dot org]

------- Comment #3 from rguenth at gcc dot gnu dot org  2007-10-08 14:45 -------
Fixed.


-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED
   Target Milestone|---                         |4.3.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33694

[Bug middle-end/33694] [4.3 Regression] Type checking error with negation

[rguenth at gcc dot gnu dot org]

------- Comment #2 from rguenth at gcc dot gnu dot org  2007-10-08 14:44 -------
Subject: Bug 33694

Author: rguenth
Date: Mon Oct  8 14:44:14 2007
New Revision: 129128

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=129128
Log:
2007-10-08  Richard Guenther  <rguenther@suse.de>

        PR middle-end/33691
        PR middle-end/33694
        PR middle-end/33696
        * fold-const.c (fold_binary): Use the correct types when
        folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
        (fold_binary): Use the correct types when folding
        (-A) - B to (-B) - A.
        (fold_unary): Use the correct types when folding ~(X).

        * gcc.dg/pr33691.c: New testcase.
        * gcc.dg/pr33694.c: Likewise.
        * gcc.dg/pr33696.c: Likewise.

Added:
    trunk/gcc/testsuite/gcc.dg/pr33691.c
    trunk/gcc/testsuite/gcc.dg/pr33694.c
    trunk/gcc/testsuite/gcc.dg/pr33696.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33694