From 2e120205b3fef4037f776cdeb3159365be01e300 Mon Sep 17 00:00:00 2001
From: Mark Mitchell <mmitchel@gcc.gnu.org>
Date: Tue, 18 Feb 2003 19:17:28 +0000
Subject: [PATCH] re PR c++/9704 (miscompilation of classes with bit fields)
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
---
gcc/testsuite/g++.dg/init/copy5.C | 29 +++++++++++++++++++++++++++++
1 file changed, 29 insertions(+)
create mode 100644 gcc/testsuite/g++.dg/init/copy5.C
diff --git a/gcc/testsuite/g++.dg/init/copy5.C b/gcc/testsuite/g++.dg/init/copy5.C
new file mode 100644
index 000000000000..cef5a2950ef1
--- /dev/null
+++ b/gcc/testsuite/g++.dg/init/copy5.C
@@ -0,0 +1,29 @@
+// { 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;
+}
--
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