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re PR c++/46058 (gcc crashes with lvalue error on the following Code)

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PR c++/46058
	* tree.c (lvalue_kind) [SCOPE_REF]: Handle non-dependent case.

From-SVN: r167435
This commit is contained in:
Jason Merrill 2010-12-03 11:56:37 -05:00 committed by Jason Merrill
parent fac6806566
commit 3ee353e956
4 changed files with 30 additions and 2 deletions
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5
gcc/cp/ChangeLog
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@ -1,3 +1,8 @@
2010-12-03 Jason Merrill <jason@redhat.com>
PR c++/46058
* tree.c (lvalue_kind) [SCOPE_REF]: Handle non-dependent case.
2010-12-03 Richard Guenther <rguenther@suse.de>
PR c/46745

7
gcc/cp/tree.c
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@ -146,9 +146,12 @@ lvalue_kind (const_tree ref)
return clk_ordinary;
break;
/* A currently unresolved scope ref. */
/* A scope ref in a template, left as SCOPE_REF to support later
access checking. */
case SCOPE_REF:
gcc_unreachable ();
gcc_assert (!type_dependent_expression_p (CONST_CAST_TREE(ref)));
return lvalue_kind (TREE_OPERAND (ref, 1));
case MAX_EXPR:
case MIN_EXPR:
/* Disallow <? and >? as lvalues if either argument side-effects. */

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2010-12-03 Jason Merrill <jason@redhat.com>
PR c++/46058
* g++.dg/template/scope4.C: New.
2010-12-03 Nathan Froyd <froydnj@codesourcery.com>
* gcc.target/arm/neon-offset-1.c: New test.

15
gcc/testsuite/g++.dg/template/scope4.C Normal file
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@ -0,0 +1,15 @@
// PR c++/46058
class StringLiterals {
public:
static const char dec[];
};
template<class St, class Base, const char* name>
class NoValueCommand : public Base {
public:
};
template<class St, class Base>
class DecBasic : public NoValueCommand<St,Base,StringLiterals::dec> {
};