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re PR c++/53301 (Spurious -Wzero-as-null-pointer-constant with reference arguments) 

/cp
2012-05-10  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/53301
	* decl.c (check_default_argument): Fix typo (POINTER_TYPE_P
	instead of TYPE_PTR_P) in zero-as-null-pointer-constant warning.

/testsuite
2012-05-10  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/53301
	* g++.dg/warn/Wzero-as-null-pointer-constant-6.C: New.

From-SVN: r187378
This commit is contained in:
Paolo Carlini 2012-05-10 21:06:42 +00:00 committed by Paolo Carlini
parent b703a889f1
commit 635331b702
4 changed files with 18 additions and 1 deletions
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6
gcc/cp/ChangeLog
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@ -1,3 +1,9 @@
2012-05-10 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/53301
* decl.c (check_default_argument): Fix typo (POINTER_TYPE_P
instead of TYPE_PTR_P) in zero-as-null-pointer-constant warning.
2012-05-03 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/53186

2
gcc/cp/decl.c
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@ -10578,7 +10578,7 @@ check_default_argument (tree decl, tree arg)
if (warn_zero_as_null_pointer_constant
&& c_inhibit_evaluation_warnings == 0
&& (POINTER_TYPE_P (decl_type) || TYPE_PTR_TO_MEMBER_P (decl_type))
&& (TYPE_PTR_P (decl_type) || TYPE_PTR_TO_MEMBER_P (decl_type))
&& null_ptr_cst_p (arg)
&& !NULLPTR_TYPE_P (TREE_TYPE (arg)))
{

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2012-05-10 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/53301
* g++.dg/warn/Wzero-as-null-pointer-constant-6.C: New.
2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
* gnat.dg/lto11.ad[sb]: New test.

6
gcc/testsuite/g++.dg/warn/Wzero-as-null-pointer-constant-6.C Normal file
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@ -0,0 +1,6 @@
// PR c++/53301
// { dg-options "-Wzero-as-null-pointer-constant" }
class x { public: x(int v) {} };
void foo(const x& = 0);