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re PR tree-optimization/55890 (calling a builtin func through a cast triggers an ICE)

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PR middle-end/55890
	* tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p.

	* gcc.dg/torture/pr55890-3.c: New test.

From-SVN: r195008
This commit is contained in:
Jakub Jelinek 2013-01-08 09:38:50 +01:00 committed by Jakub Jelinek
parent 5f4e6de31f
commit 3138f2246b
4 changed files with 18 additions and 5 deletions

3
gcc/ChangeLog

@ -1,5 +1,8 @@
2013-01-08 Jakub Jelinek <jakub@redhat.com>
PR middle-end/55890
* tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p.
PR tree-optimization/54120
* tree-vrp.c (range_fits_type_p): Don't allow
src_precision < precision from signed vr to unsigned_p

3
gcc/testsuite/ChangeLog

@ -1,5 +1,8 @@
2013-01-08 Jakub Jelinek <jakub@redhat.com>
PR middle-end/55890
* gcc.dg/torture/pr55890-3.c: New test.
PR middle-end/55851
* gcc.c-torture/compile/pr55851.c: New test.

9
gcc/testsuite/gcc.dg/torture/pr55890-3.c Normal file

@ -0,0 +1,9 @@
/* { dg-do compile } */
void *memmove ();
void *
bar ()
{
return memmove ();
}

8
gcc/tree-ssa-ccp.c

@ -1,6 +1,6 @@
/* Conditional constant propagation pass for the GNU compiler.
Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
2010, 2011, 2012 Free Software Foundation, Inc.
2010, 2011, 2012, 2013 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>
@ -1546,7 +1546,6 @@ evaluate_stmt (gimple stmt)
&& !is_constant)
{
enum gimple_code code = gimple_code (stmt);
tree fndecl;
val.lattice_val = VARYING;
val.value = NULL_TREE;
val.mask = double_int_minus_one;
@ -1593,10 +1592,9 @@ evaluate_stmt (gimple stmt)
|| POINTER_TYPE_P (TREE_TYPE (rhs1)))
val = bit_value_binop (code, TREE_TYPE (rhs1), rhs1, rhs2);
}
else if (code == GIMPLE_CALL
&& (fndecl = gimple_call_fndecl (stmt))
&& DECL_BUILT_IN_CLASS (fndecl) == BUILT_IN_NORMAL)
else if (gimple_call_builtin_p (stmt, BUILT_IN_NORMAL))
{
tree fndecl = gimple_call_fndecl (stmt);
switch (DECL_FUNCTION_CODE (fndecl))
{
case BUILT_IN_MALLOC: