@@ -3722,6 +3722,9 @@ diagnose_trait_expr (tree expr, tree args)
case CPTK_IS_ARRAY:
inform (loc, " %qT is not an array", t1);
break;
+ case CPTK_IS_ARITHMETIC:
+ inform (loc, " %qT is not an arithmetic type", t1);
+ break;
case CPTK_IS_ASSIGNABLE:
inform (loc, " %qT is not assignable from %qT", t1, t2);
break;
@@ -60,6 +60,7 @@ DEFTRAIT_EXPR (HAS_VIRTUAL_DESTRUCTOR, "__has_virtual_destructor", 1)
DEFTRAIT_EXPR (IS_ABSTRACT, "__is_abstract", 1)
DEFTRAIT_EXPR (IS_AGGREGATE, "__is_aggregate", 1)
DEFTRAIT_EXPR (IS_ARRAY, "__is_array", 1)
+DEFTRAIT_EXPR (IS_ARITHMETIC, "__is_arithmetic", 1)
DEFTRAIT_EXPR (IS_ASSIGNABLE, "__is_assignable", 2)
DEFTRAIT_EXPR (IS_BASE_OF, "__is_base_of", 2)
DEFTRAIT_EXPR (IS_BOUNDED_ARRAY, "__is_bounded_array", 1)
@@ -2818,7 +2818,7 @@ perform_koenig_lookup (cp_expr fn_expr, vec<tree, va_gc> *args,
if (fn && template_id && fn != error_mark_node)
fn = build2 (TEMPLATE_ID_EXPR, unknown_type_node, fn, tmpl_args);
-
+
return cp_expr (fn, loc);
}
@@ -9325,7 +9325,7 @@ finish_omp_clauses (tree clauses, enum c_omp_region_type ort)
&& OMP_CLAUSE_CODE (c) != OMP_CLAUSE_SHARED
&& DECL_P (t))
bitmap_clear_bit (&aligned_head, DECL_UID (t));
-
+
if (VAR_P (t) && CP_DECL_THREAD_LOCAL_P (t))
share_name = "threadprivate";
else switch (cxx_omp_predetermined_sharing_1 (t))
@@ -12013,7 +12013,7 @@ pointer_interconvertible_base_of_p (tree base, tree derived)
if (!NON_UNION_CLASS_TYPE_P (base)
|| !NON_UNION_CLASS_TYPE_P (derived))
return false;
-
+
if (same_type_p (base, derived))
return true;
@@ -12460,6 +12460,9 @@ trait_expr_value (cp_trait_kind kind, tree type1, tree type2)
case CPTK_IS_ARRAY:
return type_code1 == ARRAY_TYPE;
+ case CPTK_IS_ARITHMETIC:
+ return integral_type_p (type1) || floating_point_type_p (type1);
+
case CPTK_IS_ASSIGNABLE:
return is_xible (MODIFY_EXPR, type1, type2);
@@ -12720,6 +12723,7 @@ finish_trait_expr (location_t loc, cp_trait_kind kind, tree type1, tree type2)
break;
case CPTK_IS_ARRAY:
+ case CPTK_IS_ARITHMETIC:
case CPTK_IS_BOUNDED_ARRAY:
case CPTK_IS_CLASS:
case CPTK_IS_ENUM:
@@ -59,6 +59,9 @@
#if !__has_builtin (__is_array)
# error "__has_builtin (__is_array) failed"
#endif
+#if !__has_builtin (__is_arithmetic)
+# error "__has_builtin (__is_arithmetic) failed"
+#endif
#if !__has_builtin (__is_assignable)
# error "__has_builtin (__is_assignable) failed"
#endif
new file mode 100644
@@ -0,0 +1,31 @@
+// { dg-do compile { target c++11 } }
+
+#define SA(X) static_assert((X),#X)
+
+#define SA_TEST_CATEGORY(TRAIT, TYPE, EXPECT) \
+ SA(TRAIT(TYPE) == EXPECT); \
+ SA(TRAIT(const TYPE) == EXPECT); \
+ SA(TRAIT(volatile TYPE) == EXPECT); \
+ SA(TRAIT(const volatile TYPE) == EXPECT)
+
+SA_TEST_CATEGORY(__is_arithmetic, void, false);
+
+SA_TEST_CATEGORY(__is_arithmetic, char, true);
+SA_TEST_CATEGORY(__is_arithmetic, signed char, true);
+SA_TEST_CATEGORY(__is_arithmetic, unsigned char, true);
+SA_TEST_CATEGORY(__is_arithmetic, wchar_t, true);
+SA_TEST_CATEGORY(__is_arithmetic, short, true);
+SA_TEST_CATEGORY(__is_arithmetic, unsigned short, true);
+SA_TEST_CATEGORY(__is_arithmetic, int, true);
+SA_TEST_CATEGORY(__is_arithmetic, unsigned int, true);
+SA_TEST_CATEGORY(__is_arithmetic, long, true);
+SA_TEST_CATEGORY(__is_arithmetic, unsigned long, true);
+SA_TEST_CATEGORY(__is_arithmetic, long long, true);
+SA_TEST_CATEGORY(__is_arithmetic, unsigned long long, true);
+SA_TEST_CATEGORY(__is_arithmetic, float, true);
+SA_TEST_CATEGORY(__is_arithmetic, double, true);
+SA_TEST_CATEGORY(__is_arithmetic, long double, true);
+
+// Sanity check.
+class ClassType { };
+SA_TEST_CATEGORY(__is_arithmetic, ClassType, false);