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re PR c++/48749 (internal compiler error: tree check: expected field_decl)

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PR c++/48749
	* class.c (resolves_to_fixed_type_p): Don't look closely
	in templates.

From-SVN: r173412
This commit is contained in:
Jason Merrill 2011-05-04 22:20:12 -04:00 committed by Jason Merrill
parent adad100716
commit 4d3baecc5c
4 changed files with 41 additions and 1 deletions
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6
gcc/cp/ChangeLog
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@ -1,3 +1,9 @@
2011-05-04 Jason Merrill <jason@redhat.com>
PR c++/48749
* class.c (resolves_to_fixed_type_p): Don't look closely
in templates.
2011-05-03 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/28501

12
gcc/cp/class.c
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@ -5980,7 +5980,17 @@ resolves_to_fixed_type_p (tree instance, int* nonnull)
{
tree t = TREE_TYPE (instance);
int cdtorp = 0;
tree fixed = fixed_type_or_null (instance, nonnull, &cdtorp);
tree fixed;
if (processing_template_decl)
{
/* In a template we only care about the type of the result. */
if (nonnull)
*nonnull = true;
return true;
}
fixed = fixed_type_or_null (instance, nonnull, &cdtorp);
if (fixed == NULL_TREE)
return 0;
if (POINTER_TYPE_P (t))

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2011-05-04 Jason Merrill <jason@redhat.com>
* g++.dg/conversion/base1.C: New.
2011-05-04 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/48787

20
gcc/testsuite/g++.dg/conversion/base1.C Normal file
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@ -0,0 +1,20 @@
// PR c++/48749
struct Tuple3
{
float x;
};
struct Pos: virtual Tuple3 { };
struct TexCoords
{
Pos pos;
};
template <class T>
void eval (const TexCoords &coords)
{
const Pos &pos = coords.pos;
pos.x;
}