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re PR c++/50508 ([C++0x] ICE cxx_eval_logical_expression cp/semantics.c:6487)

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PR c++/50508
	* semantics.c (cxx_eval_logical_expression): Use tree_int_cst_equal
	rather than ==.

From-SVN: r179228
This commit is contained in:
Jason Merrill 2011-09-26 22:12:42 -04:00 committed by Jason Merrill
parent cb8bbba89e
commit 15442c9c4f
4 changed files with 24 additions and 2 deletions
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6
gcc/cp/ChangeLog
View File

@ -1,3 +1,9 @@
2011-09-26 Jason Merrill <jason@redhat.com>
PR c++/50508
* semantics.c (cxx_eval_logical_expression): Use tree_int_cst_equal
rather than ==.
2011-09-26 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/45487

4
gcc/cp/semantics.c
View File

@ -6680,9 +6680,9 @@ cxx_eval_logical_expression (const constexpr_call *call, tree t,
allow_non_constant, addr,
non_constant_p);
VERIFY_CONSTANT (lhs);
if (lhs == bailout_value)
if (tree_int_cst_equal (lhs, bailout_value))
return lhs;
gcc_assert (lhs == continue_value);
gcc_assert (tree_int_cst_equal (lhs, continue_value));
r = cxx_eval_constant_expression (call, TREE_OPERAND (t, 1),
allow_non_constant, addr, non_constant_p);
VERIFY_CONSTANT (r);

5
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,8 @@
2011-09-26 Jason Merrill <jason@redhat.com>
PR c++/50508
* g++.dg/cpp0x/constexpr-typedef1.C: New.
2011-09-26 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/45487

11
gcc/testsuite/g++.dg/cpp0x/constexpr-typedef1.C Normal file
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@ -0,0 +1,11 @@
// PR c++/50508
// { dg-options -std=c++0x }
template <class T>
struct integral_constant {
typedef T value_type;
constexpr operator value_type() { return true; }
};
static constexpr bool value = integral_constant<bool>()
&& true;