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r156434 - in /branches/ibm/gcc-4_4-branch/gcc: ...

From: meissner at gcc dot gnu dot org
To: gcc-cvs at gcc dot gnu dot org
Date: Mon, 01 Feb 2010 22:51:28 -0000
Subject: r156434 - in /branches/ibm/gcc-4_4-branch/gcc: ...

Author: meissner
Date: Mon Feb  1 22:51:27 2010
New Revision: 156434

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=156434
Log:
Fix infinite loop optimizing sqrt(sqrt(x)) -> pow(x,0.25) -> sqrt(sqrt(x)).

Removed:
    branches/ibm/gcc-4_4-branch/gcc/testsuite/gcc.target/powerpc/vsx-vrsave.c
Modified:
    branches/ibm/gcc-4_4-branch/gcc/ChangeLog.ibm
    branches/ibm/gcc-4_4-branch/gcc/builtins.c
    branches/ibm/gcc-4_4-branch/gcc/testsuite/ChangeLog.ibm
    branches/ibm/gcc-4_4-branch/gcc/tree.h

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