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-rw-r--r--clang/test/CXX/expr/expr.unary/expr.new/p20.cpp141
1 files changed, 141 insertions, 0 deletions
diff --git a/clang/test/CXX/expr/expr.unary/expr.new/p20.cpp b/clang/test/CXX/expr/expr.unary/expr.new/p20.cpp
new file mode 100644
index 0000000..8cbe2b9
--- /dev/null
+++ b/clang/test/CXX/expr/expr.unary/expr.new/p20.cpp
@@ -0,0 +1,141 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -fexceptions %s
+typedef __SIZE_TYPE__ size_t;
+
+// Overloaded operator delete with two arguments
+template<int I>
+struct X0 {
+ X0();
+ static void* operator new(size_t);
+ static void operator delete(void*, size_t) {
+ int *ip = I; // expected-error{{cannot initialize}}
+ }
+};
+
+void test_X0() {
+ new X0<1>; // expected-note{{instantiation}}
+}
+
+// Overloaded operator delete with one argument
+template<int I>
+struct X1 {
+ X1();
+
+ static void* operator new(size_t);
+ static void operator delete(void*) {
+ int *ip = I; // expected-error{{cannot initialize}}
+ }
+};
+
+void test_X1() {
+ new X1<1>; // expected-note{{instantiation}}
+}
+
+// Overloaded operator delete for placement new
+template<int I>
+struct X2 {
+ X2();
+
+ static void* operator new(size_t, double, double);
+ static void* operator new(size_t, int, int);
+
+ static void operator delete(void*, const int, int) {
+ int *ip = I; // expected-error{{cannot initialize}}
+ }
+
+ static void operator delete(void*, double, double);
+};
+
+void test_X2() {
+ new (0, 0) X2<1>; // expected-note{{instantiation}}
+}
+
+// Operator delete template for placement new
+struct X3 {
+ X3();
+
+ static void* operator new(size_t, double, double);
+
+ template<typename T>
+ static void operator delete(void*, T x, T) {
+ double *dp = &x;
+ int *ip = &x; // expected-error{{cannot initialize}}
+ }
+};
+
+void test_X3() {
+ new (0, 0) X3; // expected-note{{instantiation}}
+}
+
+// Operator delete template for placement new in global scope.
+struct X4 {
+ X4();
+ static void* operator new(size_t, double, double);
+};
+
+template<typename T>
+void operator delete(void*, T x, T) {
+ double *dp = &x;
+ int *ip = &x; // expected-error{{cannot initialize}}
+}
+
+void test_X4() {
+ new (0, 0) X4; // expected-note{{instantiation}}
+}
+
+// Useless operator delete hides global operator delete template.
+struct X5 {
+ X5();
+ static void* operator new(size_t, double, double);
+ void operator delete(void*, double*, double*);
+};
+
+void test_X5() {
+ new (0, 0) X5; // okay, we found X5::operator delete but didn't pick it
+}
+
+// Operator delete template for placement new
+template<int I>
+struct X6 {
+ X6();
+
+ static void* operator new(size_t) {
+ return I; // expected-error{{cannot initialize}}
+ }
+
+ static void operator delete(void*) {
+ int *ip = I; // expected-error{{cannot initialize}}
+ }
+};
+
+void test_X6() {
+ new X6<3>; // expected-note 2{{instantiation}}
+}
+
+void *operator new(size_t, double, double, double);
+
+template<typename T>
+void operator delete(void*, T x, T, T) {
+ double *dp = &x;
+ int *ip = &x; // expected-error{{cannot initialize}}
+}
+void test_int_new() {
+ new (1.0, 1.0, 1.0) int; // expected-note{{instantiation}}
+}
+
+// We don't need an operator delete if the type has a trivial
+// constructor, since we know that constructor cannot throw.
+// FIXME: Is this within the standard? Seems fishy, but both EDG+GCC do it.
+#if 0
+template<int I>
+struct X7 {
+ static void* operator new(size_t);
+ static void operator delete(void*, size_t) {
+ int *ip = I; // okay, since it isn't instantiated.
+ }
+};
+
+void test_X7() {
+ new X7<1>;
+}
+#endif
+