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re PR c++/36960 (Reference variable in virtually inherited base corrupted under optimization)

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2010-07-13  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/36960
	* g++.dg/torture/pr36960.C: New testcase.

From-SVN: r162141
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Richard Guenther 2010-07-13 13:31:26 +00:00 committed by Richard Biener
parent 6368f16604
commit 85e5e340be
2 changed files with 27 additions and 0 deletions
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gcc/testsuite/ChangeLog
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2010-07-13 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36960
* g++.dg/torture/pr36960.C: New testcase.
2010-07-13 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/44908

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gcc/testsuite/g++.dg/torture/pr36960.C Normal file
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// { dg-do run }
struct Lower {
const int& ref;
Lower(const int& ref) : ref(ref) { }
};
struct Middle : public virtual Lower {
Middle(const int& ref) : Lower(ref) { }
};
struct Upper : public Middle {
Upper(const int& ref) : Lower(ref), Middle(ref) { }
int get() { return ref; }
};
extern "C" void abort (void);
int main()
{
int i = 0;
Upper upper(i);
if (upper.get() != 0)
abort ();
return 0;
}