+2010-04-02 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/43629
+ * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
+ if we have seen a constant value.
+
2010-04-02 Joseph Myers <joseph@codesourcery.com>
* read-rtl.c (read_rtx_1): Give an error for EOF while looking for
+2010-04-02 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/43629
+ * gcc.c-torture/execute/pr43629.c: New testcase.
+
2010-04-01 Janne Blomqvist <jb@gcc.gnu.org>
Dominique d'Humieres <dominiq@lps.ens.fr>
/* Conditional constant propagation pass for the GNU compiler.
- Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
- Free Software Foundation, Inc.
+ Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
+ 2010 Free Software Foundation, Inc.
Adapted from original RTL SSA-CCP by Daniel Berlin <dberlin@dberlin.org>
Adapted to GIMPLE trees by Diego Novillo <dnovillo@redhat.com>
has_constant_operand = true;
}
+ if (has_constant_operand)
+ all_undefined_operands = false;
+
/* If the operation combines operands like COMPLEX_EXPR make sure to
not mark the result UNDEFINED if only one part of the result is
undefined. */