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re PR c++/60474 (Crash in tree_class_check)

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2014-03-10  Richard Biener  <rguenther@suse.de>

	PR middle-end/60474
	* tree.c (signed_or_unsigned_type_for): Handle OFFSET_TYPEs.

	* g++.dg/torture/pr60474.C: New testcase.

From-SVN: r208451
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Richard Biener 2014-03-10 13:27:16 +00:00 committed by Richard Biener
parent 3912b32f8d
commit 3c1c08d6d7
4 changed files with 28 additions and 1 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2014-03-10 Richard Biener <rguenther@suse.de>
PR middle-end/60474
* tree.c (signed_or_unsigned_type_for): Handle OFFSET_TYPEs.
2014-03-08 Douglas B Rupp <rupp@gnat.com>
* config/vms/vms.opt (vms_float_format): New variable.

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2014-03-10 Richard Biener <rguenther@suse.de>
PR middle-end/60474
* g++.dg/torture/pr60474.C: New testcase.
2014-03-09 Andreas Schwab <schwab@linux-m68k.org>
* g++.dg/cpp0x/alias-decl-debug-0.C: Move dg-skip after dg-do.

16
gcc/testsuite/g++.dg/torture/pr60474.C Normal file
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@ -0,0 +1,16 @@
// { dg-do compile }
struct Layer;
template <typename> struct A
{
Layer *m_fn1 ();
Layer &operator[](int p1) { return m_fn1 ()[p1]; }
};
struct Layer
{
};
void fn1 (A<int> &p1, int Layer::*p2, int p3)
{
for (int a = 0;; ++a, ++p3)
p1[p3].*p2 = p1[a].*p2;
}

3
gcc/tree.c
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@ -10588,7 +10588,8 @@ signed_or_unsigned_type_for (int unsignedp, tree type)
}
if (!INTEGRAL_TYPE_P (type)
&& !POINTER_TYPE_P (type))
&& !POINTER_TYPE_P (type)
&& TREE_CODE (type) != OFFSET_TYPE)
return NULL_TREE;
return build_nonstandard_integer_type (TYPE_PRECISION (type), unsignedp);