From 20929c7f42580c832d6bc0b2010e8e7ee70359b6 Mon Sep 17 00:00:00 2001 From: Giovanni Bajo Date: Mon, 30 Jun 2003 13:07:32 -0600 Subject: [PATCH] pt.c (value_dependent_expression_p): Cast expressions are value-dependent also if... 2003-06-30 Giovanni Bajo * pt.c (value_dependent_expression_p): Cast expressions are value-dependent also if their operand is value-dependent itself. From-SVN: r68728 --- gcc/cp/pt.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c index 1b56f53df8c3..2d80847c5493 100644 --- a/gcc/cp/pt.c +++ b/gcc/cp/pt.c @@ -11379,7 +11379,8 @@ dependent_type_p (tree type) return TYPE_DEPENDENT_P (type); } -/* Returns TRUE if the EXPRESSION is value-dependent. */ +/* Returns TRUE if the EXPRESSION is value-dependent, in the sense of + [temp.dep.constexpr] */ bool value_dependent_expression_p (tree expression) @@ -11406,13 +11407,15 @@ value_dependent_expression_p (tree expression) && value_dependent_expression_p (DECL_INITIAL (expression))) return true; /* These expressions are value-dependent if the type to which the - cast occurs is dependent. */ + cast occurs is dependent or the expression being casted is + value-dependent. */ if ((TREE_CODE (expression) == DYNAMIC_CAST_EXPR || TREE_CODE (expression) == STATIC_CAST_EXPR || TREE_CODE (expression) == CONST_CAST_EXPR || TREE_CODE (expression) == REINTERPRET_CAST_EXPR || TREE_CODE (expression) == CAST_EXPR) - && dependent_type_p (TREE_TYPE (expression))) + && (dependent_type_p (TREE_TYPE (expression)) + || value_dependent_expression_p (TREE_OPERAND (expression, 0)))) return true; /* A `sizeof' expression where the sizeof operand is a type is value-dependent if the type is dependent. If the type was not -- 2.47.2