[Bug bootstrap/40118] New: cond-optab breaks powerpc bootstrap

[Bug bootstrap/40118] New: cond-optab breaks powerpc bootstrap

[meissner at linux dot vnet dot ibm dot com]

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The powerpc bootstrap fails due to an inner block that has:
rtx op1 = XVECEXP (op1, 0, 0);

and this triggers the error:
error: ‘op1’ may be used uninitialized in this function


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           Summary: cond-optab breaks powerpc bootstrap
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: meissner at linux dot vnet dot ibm dot com
 GCC build triplet: powerpc64-unknown-linux-gnu
  GCC host triplet: powerpc64-unknown-linux-gnu
GCC target triplet: powerpc64-unknown-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40118

[Bug bootstrap/40118] cond-optab breaks powerpc bootstrap

[meissner at gcc dot gnu dot org]

------- Comment #1 from meissner at gcc dot gnu dot org  2009-05-12 12:52 -------
Subject: Bug 40118

Author: meissner
Date: Tue May 12 12:52:45 2009
New Revision: 147434

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=147434
Log:
Fix PR bootstrap/40118

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/rs6000/rs6000.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40118

[Bug bootstrap/40118] cond-optab breaks powerpc bootstrap

[meissner at linux dot vnet dot ibm dot com]

------- Comment #2 from meissner at linux dot vnet dot ibm dot com  2009-05-12 12:54 -------
Created an attachment (id=17854)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=17854&action=view)
Patch to fix bootstrap error message.

Patch applied to the tree as obvious.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40118

[Bug bootstrap/40118] cond-optab breaks powerpc bootstrap

[bje at gcc dot gnu dot org]

------- Comment #3 from bje at gcc dot gnu dot org  2009-05-12 22:19 -------
Fixed.


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bje at gcc dot gnu dot org changed:

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


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40118