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re PR c++/50220 ([C++0x] [4.7 Regression] ICE when capturing a by-reference template function argument in a lambda)

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PR c++/50220
	* semantics.c (add_capture): Call complete_type for copy.

From-SVN: r178326
This commit is contained in:
Jason Merrill 2011-08-30 11:28:40 -04:00 committed by Jason Merrill
parent d05da2b9d5
commit a728a2ada0
4 changed files with 18 additions and 0 deletions
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3
gcc/cp/ChangeLog
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@ -1,5 +1,8 @@
2011-08-30 Jason Merrill <jason@redhat.com>
PR c++/50220
* semantics.c (add_capture): Call complete_type for copy.
PR c++/50234
* semantics.c (cxx_eval_component_reference): Handle
value-initialization for omitted initializers.

3
gcc/cp/semantics.c
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@ -8651,6 +8651,9 @@ add_capture (tree lambda, tree id, tree initializer, bool by_reference_p,
if (!real_lvalue_p (initializer))
error ("cannot capture %qE by reference", initializer);
}
else
/* Capture by copy requires a complete type. */
type = complete_type (type);
/* Add __ to the beginning of the field name so that user code
won't find the field with name lookup. We can't just leave the name

3
gcc/testsuite/ChangeLog
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@ -1,5 +1,8 @@
2011-08-30 Jason Merrill <jason@redhat.com>
PR c++/50220
* g++.dg/cpp0x/lambda/lambda-50220.C: New.
PR c++/50234
* g++.dg/cpp0x/constexpr-value3.C: New.

9
gcc/testsuite/g++.dg/cpp0x/lambda/lambda-50220.C Normal file
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@ -0,0 +1,9 @@
// PR c++/50220
// { dg-options -std=c++0x }
template<typename Foo> struct Foobar {};
void foobar(const Foobar<void>& obj)
{
[obj](){}();
}