From: Douglas Gregor <dgregor@apple.com>
Date: Sat, 13 Jun 2009 06:59:07 +0000 (+0000)
Subject: Move a bunch of tests into temp.param, and write a few tests for paragraphs that... 
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=247baca66ca998de9c415c19019e199f4895e81c;p=clang

Move a bunch of tests into temp.param, and write a few tests for paragraphs that hadn't been touched before

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@73288 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/CXX/temp/temp.param/p1.cpp b/test/CXX/temp/temp.param/p1.cpp
new file mode 100644
index 0000000000..488c3a0742
--- /dev/null
+++ b/test/CXX/temp/temp.param/p1.cpp
@@ -0,0 +1 @@
+// Paragraph 1 is descriptive, and therefore requires no tests.
diff --git a/test/CXX/temp/temp.param/p10.cpp b/test/CXX/temp/temp.param/p10.cpp
new file mode 100644
index 0000000000..56e7f3281e
--- /dev/null
+++ b/test/CXX/temp/temp.param/p10.cpp
@@ -0,0 +1,12 @@
+// RUN: clang-cc -fsyntax-only -verify %s 
+template<typename> struct Y1;
+template<typename, int> struct Y2;
+
+template<class T1, class T2 = int> class B2; 
+template<class T1 = int, class T2> class B2;
+
+template<template<class, int> class, template<class> class = Y1> class B2t;
+template<template<class, int> class = Y2, template<class> class> class B2t;
+
+template<int N, int M = 5> class B2n;
+template<int N = 5, int M> class B2n;
diff --git a/test/CXX/temp/temp.param/p11.cpp b/test/CXX/temp/temp.param/p11.cpp
new file mode 100644
index 0000000000..9e7fd39c0a
--- /dev/null
+++ b/test/CXX/temp/temp.param/p11.cpp
@@ -0,0 +1,15 @@
+// RUN: clang-cc -fsyntax-only -verify %s 
+template<typename> struct Y1;
+template<typename, int> struct Y2;
+
+template<class T1 = int, // expected-note{{previous default template argument defined here}}
+         class T2>  // expected-error{{template parameter missing a default argument}}
+  class B1;
+
+template<template<class> class = Y1, // expected-note{{previous default template argument defined here}}
+         template<class> class> // expected-error{{template parameter missing a default argument}}
+  class B1t;
+
+template<int N = 5,  // expected-note{{previous default template argument defined here}}
+         int M>  // expected-error{{template parameter missing a default argument}}
+  class B1n;
diff --git a/test/CXX/temp/temp.param/p12.cpp b/test/CXX/temp/temp.param/p12.cpp
new file mode 100644
index 0000000000..5511224ebe
--- /dev/null
+++ b/test/CXX/temp/temp.param/p12.cpp
@@ -0,0 +1,37 @@
+// RUN: clang-cc -fsyntax-only -verify %s 
+template<typename> struct Y1; // expected-note{{too few template parameters in template template argument}}
+template<typename, int> struct Y2;
+
+// C++ [temp.param]p12:
+template<class T1, 
+         class T2 = int> // expected-note{{previous default template argument defined here}}
+  class B3;
+template<class T1, typename T2> class B3;
+template<class T1, 
+         typename T2 = float> // expected-error{{template parameter redefines default argument}}
+  class B3;
+
+template<template<class, int> class, 
+         template<class> class = Y1> // expected-note{{previous default template argument defined here}}
+  class B3t;
+
+template<template<class, int> class, template<class> class> class B3t;
+
+template<template<class, int> class, 
+         template<class> class = Y1> // expected-error{{template parameter redefines default argument}}
+  class B3t;
+
+template<int N, 
+         int M = 5> // expected-note{{previous default template argument defined here}}
+  class B3n;
+
+template<int N, int M> class B3n;
+
+template<int N, 
+         int M = 7>  // expected-error{{template parameter redefines default argument}}
+  class B3n;
+
+// Check validity of default arguments
+template<template<class, int> class // expected-note{{previous template template parameter is here}}
+           = Y1> // expected-error{{template template argument has different template parameters than its corresponding template template parameter}}
+  class C1; 
diff --git a/test/CXX/temp/temp.param/p13.cpp b/test/CXX/temp/temp.param/p13.cpp
new file mode 100644
index 0000000000..559b892d0f
--- /dev/null
+++ b/test/CXX/temp/temp.param/p13.cpp
@@ -0,0 +1,14 @@
+// RUN: clang-cc -fsyntax-only -verify %s 
+
+// The scope of atemplate-parameterextends from its point of
+// declaration until the end of its template. In particular, a
+// template-parameter can be used in the declaration of subsequent
+// template-parameters and their default arguments.
+
+template<class T, T* p, class U = T> class X { /* ... */ }; 
+// FIXME: template<class T> void f(T* p = new T); 
+
+// Check for bogus template parameter shadow warning.
+template<template<class T> class,
+         template<class T> class>
+  class B1noshadow;
diff --git a/test/CXX/temp/temp.param/p14.cpp b/test/CXX/temp/temp.param/p14.cpp
new file mode 100644
index 0000000000..07e6bfe409
--- /dev/null
+++ b/test/CXX/temp/temp.param/p14.cpp
@@ -0,0 +1,5 @@
+// RUN: clang-cc -fsyntax-only -verify %s 
+// XFAIL
+
+// A template-parameter shall not be used in its own default argument.
+template<typename T = typename T::type> struct X; // expected-error{{default}}
diff --git a/test/SemaTemplate/right-angle-brackets-0x.cpp b/test/CXX/temp/temp.param/p15-cxx0x.cpp
similarity index 100%
rename from test/SemaTemplate/right-angle-brackets-0x.cpp
rename to test/CXX/temp/temp.param/p15-cxx0x.cpp
diff --git a/test/SemaTemplate/right-angle-brackets-98.cpp b/test/CXX/temp/temp.param/p15.cpp
similarity index 100%
rename from test/SemaTemplate/right-angle-brackets-98.cpp
rename to test/CXX/temp/temp.param/p15.cpp
diff --git a/test/CXX/temp/temp.param/p2.cpp b/test/CXX/temp/temp.param/p2.cpp
new file mode 100644
index 0000000000..a402cf6f88
--- /dev/null
+++ b/test/CXX/temp/temp.param/p2.cpp
@@ -0,0 +1,16 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+
+// There is no semantic difference between class and typename in a
+// template-parameter. typename followed by an unqualified-id names a
+// template type parameter.
+template<class T> struct X;
+template<typename T> struct X;
+
+// typename followed by aqualified-id denotes the type in a non-type
+// parameter-declaration.
+// FIXME: template<typename T, typename T::type Value> struct Y;
+
+// A storage class shall not be specified in a template-parameter declaration.
+template<static int Value> struct Z; // FIXME: expect an error
+
+// FIXME: add the example from p2
diff --git a/test/CXX/temp/temp.param/p3.cpp b/test/CXX/temp/temp.param/p3.cpp
new file mode 100644
index 0000000000..6a76fe20b8
--- /dev/null
+++ b/test/CXX/temp/temp.param/p3.cpp
@@ -0,0 +1,28 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+
+// A type-parameter defines its identifier to be a type-name (if
+// declared with class or typename) or template-name (if declared with
+// template) in the scope of the template declaration.
+template<typename T> struct X0 {
+  T* value;
+};
+
+template<template<class T> class Y> struct X1 {
+  Y<int> value;
+};
+
+// [Note: because of the name lookup rules, a template-parameter that
+// could be interpreted as either a non-type template-parameter or a
+// type-parameter (because its identifier is the name of an already
+// existing class) is taken as a type-parameter. For example, 
+class T { /* ... */ }; 
+int i; 
+
+template<class T, T i> struct X2 {
+  void f(T t) 
+  { 
+    T t1 = i; //template-parameters T and i 
+    ::T t2 = ::i; // global namespace members T and i  \
+    // expected-error{{cannot initialize}}
+  } 
+};
diff --git a/test/CXX/temp/temp.param/p4.cpp b/test/CXX/temp/temp.param/p4.cpp
new file mode 100644
index 0000000000..3efff12436
--- /dev/null
+++ b/test/CXX/temp/temp.param/p4.cpp
@@ -0,0 +1,20 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+class X;
+
+// C++ [temp.param]p4
+typedef int INT;
+enum E { enum1, enum2 };
+template<int N> struct A1;
+template<INT N, INT M> struct A2;
+template<enum E x, E y> struct A3;
+template<int &X> struct A4;
+template<int *Ptr> struct A5;
+template<int (&f)(int, int)> struct A6;
+template<int (*fp)(float, double)> struct A7;
+template<int X::*pm> struct A8;
+template<float (X::*pmf)(float, int)> struct A9;
+template<typename T, T x> struct A10;
+
+template<float f> struct A11; // expected-error{{a non-type template parameter cannot have type 'float'}}
+
+template<void *Ptr> struct A12; // expected-error{{a non-type template parameter cannot have type 'void *'}}
diff --git a/test/CXX/temp/temp.param/p7.cpp b/test/CXX/temp/temp.param/p7.cpp
new file mode 100644
index 0000000000..ccc869ae0f
--- /dev/null
+++ b/test/CXX/temp/temp.param/p7.cpp
@@ -0,0 +1,15 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+
+// A non-type template-parameter shall not be declared to have
+// floating point, class, or void type.
+struct A;
+
+template<double d> class X; // expected-error{{cannot have type}}
+template<double* pd> class Y; //OK 
+template<double& rd> class Z; //OK 
+
+template<A a> class X0; // expected-error{{cannot have type}}
+
+typedef void VOID;
+template<VOID a> class X01; // expected-error{{cannot have type}}
+
diff --git a/test/CXX/temp/temp.param/p8.cpp b/test/CXX/temp/temp.param/p8.cpp
new file mode 100644
index 0000000000..dd4af17d79
--- /dev/null
+++ b/test/CXX/temp/temp.param/p8.cpp
@@ -0,0 +1,6 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+template<int X[10]> struct A;
+template<int *X> struct A;
+template<int f(float, double)> struct B;
+typedef float FLOAT;
+template<int (*f)(FLOAT, double)> struct B;
diff --git a/test/SemaTemplate/temp_param.cpp b/test/SemaTemplate/temp_param.cpp
deleted file mode 100644
index c042f0849a..0000000000
--- a/test/SemaTemplate/temp_param.cpp
+++ /dev/null
@@ -1,90 +0,0 @@
-// RUN: clang-cc -fsyntax-only -verify %s 
-
-class X;
-
-// C++ [temp.param]p4
-typedef int INT;
-enum E { enum1, enum2 };
-template<int N> struct A1;
-template<INT N, INT M> struct A2;
-template<enum E x, E y> struct A3;
-template<int &X> struct A4;
-template<int *Ptr> struct A5;
-template<int (&f)(int, int)> struct A6;
-template<int (*fp)(float, double)> struct A7;
-template<int X::*pm> struct A8;
-template<float (X::*pmf)(float, int)> struct A9;
-template<typename T, T x> struct A10;
-
-template<float f> struct A11; // expected-error{{a non-type template parameter cannot have type 'float'}}
-
-template<void *Ptr> struct A12; // expected-error{{a non-type template parameter cannot have type 'void *'}}
-
-// C++ [temp.param]p8
-template<int X[10]> struct A5;
-template<int f(float, double)> struct A7;
-
-// C++ [temp.param]p11:
-template<typename> struct Y1; // expected-note{{too few template parameters in template template argument}}
-template<typename, int> struct Y2;
-
-template<class T1 = int, // expected-note{{previous default template argument defined here}}
-         class T2>  // expected-error{{template parameter missing a default argument}}
-  class B1;
-
-template<template<class> class = Y1, // expected-note{{previous default template argument defined here}}
-         template<class> class> // expected-error{{template parameter missing a default argument}}
-  class B1t;
-
-template<int N = 5,  // expected-note{{previous default template argument defined here}}
-         int M>  // expected-error{{template parameter missing a default argument}}
-  class B1n;
-
-// Check for bogus template parameter shadow warning.
-template<template<class T> class,
-         template<class T> class>
-  class B1noshadow;
-
-// C++ [temp.param]p10:
-template<class T1, class T2 = int> class B2; 
-template<class T1 = int, class T2> class B2;
-
-template<template<class, int> class, template<class> class = Y1> class B2t;
-template<template<class, int> class = Y2, template<class> class> class B2t;
-
-template<int N, int M = 5> class B2n;
-template<int N = 5, int M> class B2n;
-
-// C++ [temp.param]p12:
-template<class T1, 
-         class T2 = int> // expected-note{{previous default template argument defined here}}
-  class B3;
-template<class T1, typename T2> class B3;
-template<class T1, 
-         typename T2 = float> // expected-error{{template parameter redefines default argument}}
-  class B3;
-
-template<template<class, int> class, 
-         template<class> class = Y1> // expected-note{{previous default template argument defined here}}
-  class B3t;
-
-template<template<class, int> class, template<class> class> class B3t;
-
-template<template<class, int> class, 
-         template<class> class = Y1> // expected-error{{template parameter redefines default argument}}
-  class B3t;
-
-template<int N, 
-         int M = 5> // expected-note{{previous default template argument defined here}}
-  class B3n;
-
-template<int N, int M> class B3n;
-
-template<int N, 
-         int M = 7>  // expected-error{{template parameter redefines default argument}}
-  class B3n;
-
-// Check validity of default arguments
-template<template<class, int> class // expected-note{{previous template template parameter is here}}
-           = Y1> // expected-error{{template template argument has different template parameters than its corresponding template template parameter}}
-  class C1;