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re PR c++/52685 (ICE in copy_binfo) 

PR c++/52685
	* tree.c (copy_binfo): Handle BINFO_DEPENDENT_BASE_P.

From-SVN: r185968
This commit is contained in:
Jason Merrill 2012-03-29 11:55:01 -04:00 committed by Jason Merrill
parent 3cb04a5317
commit 0526229463
4 changed files with 24 additions and 4 deletions
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5
gcc/cp/ChangeLog
View File

@ -1,3 +1,8 @@
2012-03-29 Jason Merrill <jason@redhat.com>
PR c++/52685
* tree.c (copy_binfo): Handle BINFO_DEPENDENT_BASE_P.
2012-03-29 Jakub Jelinek <jakub@redhat.com>
PR c++/52759

5
gcc/cp/tree.c
View File

@ -1237,12 +1237,11 @@ copy_binfo (tree binfo, tree type, tree t, tree *igo_prev, int virt)
TREE_CHAIN (*igo_prev) = new_binfo;
*igo_prev = new_binfo;
if (binfo)
if (binfo && !BINFO_DEPENDENT_BASE_P (binfo))
{
int ix;
tree base_binfo;
gcc_assert (!BINFO_DEPENDENT_BASE_P (binfo));
gcc_assert (SAME_BINFO_TYPE_P (BINFO_TYPE (binfo), type));
BINFO_OFFSET (new_binfo) = BINFO_OFFSET (binfo);
@ -1255,8 +1254,6 @@ copy_binfo (tree binfo, tree type, tree t, tree *igo_prev, int virt)
for (ix = 0; BINFO_BASE_ITERATE (binfo, ix, base_binfo); ix++)
{
tree new_base_binfo;
gcc_assert (!BINFO_DEPENDENT_BASE_P (base_binfo));
new_base_binfo = copy_binfo (base_binfo, BINFO_TYPE (base_binfo),
t, igo_prev,
BINFO_VIRTUAL_P (base_binfo));

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2012-03-29 Jason Merrill <jason@redhat.com>
PR c++/52685
* g++.dg/template/inherit8.C: New.
2012-03-29 Jakub Jelinek <jakub@redhat.com>
PR c++/52759

13
gcc/testsuite/g++.dg/template/inherit8.C Normal file
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@ -0,0 +1,13 @@
// PR c++/52685
template <typename T>
struct A
{
template <typename U>
struct B : public A <B<U> >
{
struct C : public B<U>
{
};
};
};