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[Bug target/43799] [4.6 Regression] -fschedule-insns breaks vararg functions in recent builds



------- Comment #7 from hjl at gcc dot gnu dot org  2010-05-04 18:51 -------
Subject: Bug 43799

Author: hjl
Date: Tue May  4 18:51:29 2010
New Revision: 159040

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=159040
Log:
Add clobber CC register to sse_prologue_save patterns.

gcc/

2010-05-04  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/43799
        * config/i386/i386.md (sse_prologue_save): Add clobber CC
        register.
        (*sse_prologue_save_insn1): Likewise.
        (SSE prologue save splitter): Likewise.

gcc/testsuite/

2010-05-04  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/43799
        * gcc.target/i386/pr43799.c: New.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr43799.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.md
    trunk/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43799


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