On Mon, Jul 25, 2016 at 8:59 AM, kugan
wrote:
> Hi,
>
>>> diff --git a/gcc/tree-vrp.c b/gcc/tree-vrp.c
>>> index ecfab1f..23c12b5 100644
>>> --- a/gcc/tree-vrp.c
>>> +++ b/gcc/tree-vrp.c
>>> @@ -3759,8 +3759,10 @@ extract_range_basic (value_range *vr, gimple
>>> *stmt)
>>> && SSA_NAM
Hi,
diff --git a/gcc/tree-vrp.c b/gcc/tree-vrp.c
index ecfab1f..23c12b5 100644
--- a/gcc/tree-vrp.c
+++ b/gcc/tree-vrp.c
@@ -3759,8 +3759,10 @@ extract_range_basic (value_range *vr, gimple *stmt)
&& SSA_NAME_IS_DEFAULT_DEF (arg)
&& TREE_CODE (SSA_NAME_VAR (arg)) == PA
> Hi,
>
>
>
> VRP assumes that it is run after inlining. Therefore, if there is a
> call to __builtin_constant_p with function parameter, it resolve it
> to false to avoid bogus warnings. Since we use this as an early vrp
> before inling, it leads to wrong code. As a workaround I have
> disable
