* g++.dg/ext/case-range1.C, g++.dg/ext/case-range2.C,
g++.dg/ext/case-range3.C: New tests.
From-SVN: r76973
+2004-01-30 Michael Matz <matz@suse.de>
+
+ * g++.dg/ext/case-range1.C, g++.dg/ext/case-range2.C,
+ g++.dg/ext/case-range3.C: New tests.
+
2004-01-30 Giovanni Bajo <giovannibajo@gcc.gnu.org>
DR206
--- /dev/null
+// { dg-do compile }
+// Tests if case ranges (a GNU extension) are accepted
+// { dg-options "" }
+const int low = -2;
+const int high = 15;
+
+template <typename T>
+T f2 (T i)
+{
+ switch (i)
+ {
+ case low ... high : return i + 1;
+ default : return 0;
+ }
+}
+
+int f (int i)
+{
+ switch (i) {
+ case 1 ... 10: return i + 1;
+ default: return f2 (i);
+ }
+}
--- /dev/null
+// { dg-do compile }
+// Tests if case ranges (a GNU extension) correctly emit messages
+// about overlapping ranges.
+// { dg-options "" }
+
+const int low = -2;
+const int high = 15;
+
+template <typename T>
+T f2 (T i)
+{
+ switch (i)
+ {
+ case low ... high : return i + 1; // { dg-error "" }
+ case 5 : return i + 2; // { dg-error "duplicate" }
+ default : return 0;
+ }
+}
+
+int f (int i)
+{
+ switch (i) {
+ case 1 ... 10: return i + 1; // { dg-error "" }
+ case 3 ... 5 : return i + 3; // { dg-error "duplicate" }
+ default: return f2 (i); // { dg-error "" }
+ }
+}
--- /dev/null
+// { dg-do compile }
+// Tests if case ranges (a GNU extension) emit errors in ISO mode
+// { dg-options "-pedantic" }
+const int low = -2;
+const int high = 15;
+
+template <typename T>
+T f2 (T i)
+{
+ switch (i)
+ {
+ case low ... high : return i + 1; // { dg-error "non-standard" }
+ default : return 0;
+ }
+}
+
+int f (int i)
+{
+ switch (i) {
+ case 1 ... 10: return i + 1; // { dg-error "non-standard" }
+ default: return f2 (i); // { dg-error "" }
+ }
+}