[Bug rtl-optimization/34132] New: [4.3 Regression] ICE: internal consistency failure (invalid rtl sharing found in the insn)

[Bug rtl-optimization/34132] New: [4.3 Regression] ICE: internal consistency failure (invalid rtl sharing found in the insn)

[tbm at cyrius dot com]

With current trunk on Alpha:

(sid)353:tbm@vorpal: ~] /usr/lib/gcc-snapshot/bin/gcc -c -O1 smapi-api_sdm.c
(sid)354:tbm@vorpal: ~] /usr/lib/gcc-snapshot/bin/gcc -c -O2 smapi-api_sdm.c
smapi-api_sdm.c: In function 'SdmOpenMsg':
smapi-api_sdm.c:15: error: invalid rtl sharing found in the insn
(insn 53 49 24 4 smapi-api_sdm.c:11 (set (reg:DI 77)
        (high:DI (symbol_ref:DI ("sd_msg") [flags 0x6] <var_decl 0x200002b85a0
sd_msg>))) 252 {*movdi_er_nofix} (expr_list:REG_EQUAL (high:DI (symbol_ref:DI
("sd_msg") [flags 0x6] <var_decl 0x200002b85a0 sd_msg>))
        (nil)))
smapi-api_sdm.c:15: error: shared rtx
(high:DI (symbol_ref:DI ("sd_msg") [flags 0x6] <var_decl 0x200002b85a0
sd_msg>))
smapi-api_sdm.c:15: internal compiler error: internal consistency failure
Please submit a full bug report,
with preprocessed source if appropriate.


-- 
           Summary: [4.3 Regression] ICE: internal consistency failure
                    (invalid rtl sharing found in the insn)
           Product: gcc
           Version: 4.3.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: rtl-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: tbm at cyrius dot com
GCC target triplet: alpha-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34132

[Bug rtl-optimization/34132] [4.3 Regression] ICE: internal consistency failure (invalid rtl sharing found in the insn)

[tbm at cyrius dot com]

------- Comment #1 from tbm at cyrius dot com  2007-11-17 11:59 -------
Created an attachment (id=14571)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=14571&action=view)
preprocessed source


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34132

[Bug rtl-optimization/34132] [4.3 Regression] ICE: internal consistency failure (invalid rtl sharing found in the insn)

[tbm at cyrius dot com]

------- Comment #2 from tbm at cyrius dot com  2007-11-17 11:59 -------
/* Testcase by Martin Michlmayr <tbm@cyrius.com> */

static char *sd_msg = "%s%u.msg";
void SdmOpenMsg (short mode, char *msgname, int filemode)
{
  if (mode == 0)
  {
    xprintf (msgname, (char *) sd_msg);
    filemode = 1;
  }
  else if (mode == 1)
    filemode = 00;
  xprintf (msgname, (char *) sd_msg);
  xprintf (filemode, "%d");
}


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34132

[Bug target/34132] [4.3 Regression] ICE: internal consistency failure (invalid rtl sharing found in the insn)

[pinskia at gcc dot gnu dot org]

-- 

pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |pinskia at gcc dot gnu dot
                   |                            |org
          Component|rtl-optimization            |target
   Target Milestone|---                         |4.3.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34132

[Bug middle-end/34132] [4.3 Regression] ICE: internal consistency failure (invalid rtl sharing found in the insn)

[jakub at gcc dot gnu dot org]

------- Comment #3 from jakub at gcc dot gnu dot org  2007-11-18 10:37 -------
Testing a fix.


-- 

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
          Component|target                      |middle-end
     Ever Confirmed|0                           |1
   Last reconfirmed|0000-00-00 00:00:00         |2007-11-18 10:37:04
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34132

[Bug rtl-optimization/34132] [4.3 Regression] ICE: internal consistency failure (invalid rtl sharing found in the insn)

[jakub at gcc dot gnu dot org]

------- Comment #4 from jakub at gcc dot gnu dot org  2007-11-18 19:22 -------
Subject: Bug 34132

Author: jakub
Date: Sun Nov 18 19:22:35 2007
New Revision: 130275

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=130275
Log:
        PR rtl-optimization/34132
        * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
        and insn.

        * gcc.c-torture/compile/20071118-1.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/20071118-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gcse.c
    trunk/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34132

[Bug rtl-optimization/34132] [4.3 Regression] ICE: internal consistency failure (invalid rtl sharing found in the insn)

[jakub at gcc dot gnu dot org]

------- Comment #5 from jakub at gcc dot gnu dot org  2007-11-18 19:23 -------
Fixed.


-- 

jakub at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34132