[Bug target/38554] [4.4 Regression] ICE when compiling pamfunc.c in netpbm with -O1 enabled

nemet at gcc dot gnu dot org gcc-bugzilla@gcc.gnu.org
Fri Jan 16 18:57:00 GMT 2009



------- Comment #5 from nemet at gcc dot gnu dot org  2009-01-16 18:57 -------
Subject: Bug 38554

Author: nemet
Date: Fri Jan 16 18:56:47 2009
New Revision: 143440

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=143440
Log:
        PR target/38554
        * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
        the subreg from a lowpart subreg if it is also casting the value.

testsuite/
        PR target/38554
        * gcc.c-torture/compile/pr38554.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr38554.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/expmed.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38554



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