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re PR c++/40780 (ICE in gimplify_conversion)

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PR c++/40780
	* gimplify.c (gimplify_conversion): Don't change non-conversions into
	VIEW_CONVERT_EXPR.

	* g++.dg/template/ptrmem19.C: New test.

From-SVN: r149740
This commit is contained in:
Jakub Jelinek 2009-07-17 12:40:09 +02:00 • committed by Jakub Jelinek
parent e59be1b119
commit 4f93480919
4 changed files with 32 additions and 2 deletions
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6
gcc/ChangeLog
View file

@ -1,3 +1,9 @@
2009-07-17 Jakub Jelinek <jakub@redhat.com>
PR c++/40780
* gimplify.c (gimplify_conversion): Don't change non-conversions into
VIEW_CONVERT_EXPR.
2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
* doc/extend.texi (Nested Functions): Replace broken link with

4
gcc/gimplify.c
View file

@ -1827,9 +1827,9 @@ gimplify_conversion (tree *expr_p)
/* If we have a conversion to a non-register type force the
use of a VIEW_CONVERT_EXPR instead. */
if (!is_gimple_reg_type (TREE_TYPE (*expr_p)))
if (CONVERT_EXPR_P (*expr_p) && !is_gimple_reg_type (TREE_TYPE (*expr_p)))
*expr_p = fold_build1_loc (loc, VIEW_CONVERT_EXPR, TREE_TYPE (*expr_p),
TREE_OPERAND (*expr_p, 0));
TREE_OPERAND (*expr_p, 0));
return GS_OK;
}

5
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,8 @@
2009-07-17 Jakub Jelinek <jakub@redhat.com>
PR c++/40780
* g++.dg/template/ptrmem19.C: New test.
2009-07-17 Aldy Hernandez <aldyh@redhat.com>
Manuel López-Ibáñez <manu@gcc.gnu.org>

19
gcc/testsuite/g++.dg/template/ptrmem19.C Normal file
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@ -0,0 +1,19 @@
// PR c++/40780
// { dg-do compile }
template <class T1, typename T2, typename T3>
struct A
{
typedef T2 (T1::*m) (T3);
A (m) {}
};
struct B;
struct C
{
void foo (B *);
};
typedef A <C, void, B *> D;
typedef void (C::*E) (B *);
struct F;
typedef void (C::*G) (F);
D d ((E) (G) & C::foo);