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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/g++.old-deja/g++.brendan/operators5.C
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Diffstat (limited to 'gcc/testsuite/g++.old-deja/g++.brendan/operators5.C')
-rw-r--r--gcc/testsuite/g++.old-deja/g++.brendan/operators5.C53
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diff --git a/gcc/testsuite/g++.old-deja/g++.brendan/operators5.C b/gcc/testsuite/g++.old-deja/g++.brendan/operators5.C
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+++ b/gcc/testsuite/g++.old-deja/g++.brendan/operators5.C
@@ -0,0 +1,53 @@
+// { dg-do run }
+// GROUPS passed operators
+// Check that operators may be (directly) recursive.
+
+extern "C" int printf (const char *, ...);
+
+struct base {
+ int i;
+};
+
+base base_variable;
+
+base operator+ (const base& left, const base& right)
+{
+ base ret_val;
+
+ ret_val.i = left.i + right.i;
+ return ret_val;
+}
+
+base operator- (const base& left, int right)
+{
+ base ret_val;
+
+ ret_val.i = left.i - right;
+ return ret_val;
+}
+
+// Define the unary ! operator for class base to be the fibonachi
+// operator.
+
+base operator! (const base& right)
+{
+ if (right.i < 2)
+ return right;
+ else
+ return ((!(right-1)) + (!(right-2)));
+}
+
+int main ()
+{
+ base k;
+
+ k.i = 15;
+ k = !k; // fib it!
+
+ if (k.i != 610)
+ { printf ("FAIL\n"); return 1; }
+ else
+ printf ("PASS\n");
+
+ return 0;
+}