[C++ Patch] PR 52599
Paolo Carlini
paolo.carlini@oracle.com
Tue Apr 17 15:54:00 GMT 2012
On 04/17/2012 05:35 PM, Paolo Carlini wrote:
> Hi,
>> I think build_constexpr_constructor_member_initializers is a better
>> place for that check, since it's already looking at the tree structure.
> Indeed. I'm finishing testing the below. Ok if it passes?
... uhm, actually like this seems more correct to me, I'm testing this
variant instead. Sorry.
Paolo.
///////////////////
-------------- next part --------------
Index: testsuite/g++.dg/cpp0x/constexpr-ctor10.C
===================================================================
--- testsuite/g++.dg/cpp0x/constexpr-ctor10.C (revision 0)
+++ testsuite/g++.dg/cpp0x/constexpr-ctor10.C (revision 0)
@@ -0,0 +1,6 @@
+// PR c++/52599
+// { dg-options -std=c++11 }
+
+struct foo {
+ constexpr foo() try { } catch(...) { }; // { dg-error "constructor" }
+};
Index: cp/semantics.c
===================================================================
--- cp/semantics.c (revision 186523)
+++ cp/semantics.c (working copy)
@@ -5921,6 +5921,12 @@ build_constexpr_constructor_member_initializers (t
break;
}
}
+ else if (TREE_CODE (body) == TRY_BLOCK)
+ {
+ error ("body of %<constexpr%> constructor cannot be "
+ "a function-try-block");
+ return error_mark_node;
+ }
else if (EXPR_P (body))
ok = build_data_member_initialization (body, &vec);
else
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