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re PR c++/53839 ([C++11] internal compiler error: in adjust_temp_type, at cp/semantics.c:6391) 

PR c++/53839
	* semantics.c (cxx_eval_indirect_ref): If we aren't looking for an
	address, make sure the value is constant.

From-SVN: r191263
This commit is contained in:
Jason Merrill 2012-09-13 11:14:08 -04:00 committed by Jason Merrill
parent afcf5b8e90
commit 9c7de5c6bc
4 changed files with 21 additions and 1 deletions
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4
gcc/cp/ChangeLog
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@ -1,5 +1,9 @@
2012-09-13 Jason Merrill <jason@redhat.com>
PR c++/53839
* semantics.c (cxx_eval_indirect_ref): If we aren't looking for an
address, make sure the value is constant.
PR c++/54511
* pt.c (tsubst_decl) [VAR_DECL]: Handle DECL_ANON_UNION_VAR_P.

6
gcc/cp/semantics.c
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@ -7474,7 +7474,11 @@ cxx_eval_indirect_ref (const constexpr_call *call, tree t,
}
if (r == NULL_TREE)
return t;
{
if (!addr)
VERIFY_CONSTANT (t);
return t;
}
return r;
}

3
gcc/testsuite/ChangeLog
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@ -1,5 +1,8 @@
2012-09-13 Jason Merrill <jason@redhat.com>
PR c++/53839
* g++.dg/cpp0x/constexpr-temp1.C: New.
PR c++/54511
* g++.dg/template/anonunion2.C: New.

9
gcc/testsuite/g++.dg/cpp0x/constexpr-temp1.C Normal file
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@ -0,0 +1,9 @@
// { dg-do compile { target c++11 } }
struct A { int i; };
constexpr A f2 (const A& a) { return a; }
constexpr int f1 (const A &a) { return f2(a).i; }
A g(const A &a)
{
return { f1(a) };
}