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re PR c++/9704 (miscompilation of classes with bit fields)

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PR c++/9704
	* class.c (layout_class_type): In the 3.2 ABI, take into account
	trailing bit fields when computing CLASSTYPE_SIZE_UNIT.

	PR c++/9704
	* g++.dg/init/copy5.C: New test.

[[Split portion of a mixed commit.]]

From-SVN: r63054.2
This commit is contained in:
Mark Mitchell 2003-02-18 19:17:28 +00:00
parent 30db8e17e5
commit 2e120205b3
1 changed files with 29 additions and 0 deletions
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29
gcc/testsuite/g++.dg/init/copy5.C Normal file
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// { dg-options "-O2" }
struct BOOL {
int nVal:1, bSet:1;
BOOL (int i) : nVal(i!=0), bSet(1) {}
};
struct Fill {
void *d;
Fill() : d(0) {}
Fill( const Fill& ) {}
};
struct SvMetaSlot {
Fill aGroupId;
BOOL a8;
SvMetaSlot() :
a8(1) {}
SvMetaSlot* MakeClone() const;
};
SvMetaSlot* SvMetaSlot::MakeClone() const { return new SvMetaSlot( *this ); }
extern "C" void abort(void);
int main()
{
SvMetaSlot s; SvMetaSlot s2(s);
if (s.a8.bSet != s2.a8.bSet)
abort ();
return 0;
}