13 files changed, 523 insertions, 2 deletions
diff --git a/test/CXX/except/except.handle/p16.cpp b/test/CXX/except/except.handle/p16.cpp
index 24f0db0..0810be1 100644
--- a/test/CXX/except/except.handle/p16.cpp
+++ b/test/CXX/except/except.handle/p16.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fexceptions -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fcxx-exceptions -fexceptions -fsyntax-only -verify %s
 
 // The object declared in an exception-declaration or, if the
 // exception-declaration does not specify a name, a temporary (12.2)
diff --git a/test/CXX/except/except.spec/p1.cpp b/test/CXX/except/except.spec/p1.cpp
new file mode 100644
index 0000000..0559285
--- /dev/null
+++ b/test/CXX/except/except.spec/p1.cpp
@@ -0,0 +1,60 @@
+// RUN: %clang_cc1 -std=c++0x -fexceptions -fcxx-exceptions -fsyntax-only -verify %s
+
+// Simple parser tests, dynamic specification.
+
+namespace dyn {
+
+  struct X { };
+
+  struct Y { };
+
+  void f() throw() { }
+
+  void g(int) throw(X) { }
+
+  void h() throw(X, Y) { }
+
+  class Class {
+    void foo() throw (X, Y) { }
+  };
+
+  void (*fptr)() throw();
+
+}
+
+// Simple parser tests, noexcept specification.
+
+namespace noex {
+
+  void f1() noexcept { }
+  void f2() noexcept (true) { }
+  void f3() noexcept (false) { }
+  void f4() noexcept (1 < 2) { }
+
+  class CA1 {
+    void foo() noexcept { }
+    void bar() noexcept (true) { }
+  };
+
+  void (*fptr1)() noexcept;
+  void (*fptr2)() noexcept (true);
+
+}
+
+namespace mix {
+
+  void f() throw(int) noexcept { } // expected-error {{cannot have both}}
+  void g() noexcept throw(int) { } // expected-error {{cannot have both}}
+
+}
+
+// Sema tests, noexcept specification
+
+namespace noex {
+
+  struct A {};
+
+  void g1() noexcept(A()); // expected-error {{not contextually convertible}}
+  void g2(bool b) noexcept(b); // expected-error {{argument to noexcept specifier must be a constant expression}}
+
+}
diff --git a/test/CXX/except/except.spec/p11.cpp b/test/CXX/except/except.spec/p11.cpp
new file mode 100644
index 0000000..268b53a
--- /dev/null
+++ b/test/CXX/except/except.spec/p11.cpp
@@ -0,0 +1,12 @@
+// RUN: %clang_cc1 -std=c++0x -fexceptions -fcxx-exceptions -fsyntax-only -verify %s
+
+// This is the "let the user shoot himself in the foot" clause.
+void f() noexcept {
+  throw 0; // no-error
+}
+void g() throw() {
+  throw 0; // no-error
+}
+void h() throw(int) {
+  throw 0.0; // no-error
+}
diff --git a/test/CXX/except/except.spec/p14.cpp b/test/CXX/except/except.spec/p14.cpp
index 9450b1c..f5e83ea 100644
--- a/test/CXX/except/except.spec/p14.cpp
+++ b/test/CXX/except/except.spec/p14.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fexceptions -verify %s
+// RUN: %clang_cc1 -fcxx-exceptions -fexceptions -verify %s
 struct A { };
 struct B { };
 struct C { };
diff --git a/test/CXX/except/except.spec/p15.cpp b/test/CXX/except/except.spec/p15.cpp
new file mode 100644
index 0000000..2dae962
--- /dev/null
+++ b/test/CXX/except/except.spec/p15.cpp
@@ -0,0 +1,24 @@
+// RUN: %clang_cc1 -std=c++0x -fexceptions -fcxx-exceptions -fsyntax-only -verify %s
+
+// Deallocation functions are implicitly noexcept.
+// Thus, explicit specs aren't allowed to conflict.
+
+void f() {
+  // Force implicit declaration of delete.
+  delete new int;
+  delete[] new int[1];
+}
+
+void operator delete(void*) noexcept;
+void operator delete[](void*) noexcept;
+
+// Same goes for explicit declarations.
+void operator delete(void*, float);
+void operator delete(void*, float) noexcept;
+
+void operator delete[](void*, float);
+void operator delete[](void*, float) noexcept;
+
+// But explicit specs stay.
+void operator delete(void*, double) throw(int); // expected-note {{previous}}
+void operator delete(void*, double) noexcept; // expected-error {{does not match}}
diff --git a/test/CXX/except/except.spec/p2-dynamic-types.cpp b/test/CXX/except/except.spec/p2-dynamic-types.cpp
new file mode 100644
index 0000000..57f8c32
--- /dev/null
+++ b/test/CXX/except/except.spec/p2-dynamic-types.cpp
@@ -0,0 +1,34 @@
+// RUN: %clang_cc1 -fexceptions -fcxx-exceptions -fsyntax-only -verify %s
+
+// Dynamic specifications: valid types.
+
+struct Incomplete; // expected-note 3 {{forward declaration}}
+
+// Exception spec must not have incomplete types, or pointers to them, except
+// void.
+void ic1() throw(void); // expected-error {{incomplete type 'void' is not allowed in exception specification}}
+void ic2() throw(Incomplete); // expected-error {{incomplete type 'Incomplete' is not allowed in exception specification}}
+void ic3() throw(void*);
+void ic4() throw(Incomplete*); // expected-error {{pointer to incomplete type 'Incomplete' is not allowed in exception specification}}
+void ic5() throw(Incomplete&); // expected-error {{reference to incomplete type 'Incomplete' is not allowed in exception specification}}
+
+// Don't suppress errors in template instantiation.
+template <typename T> struct TEx; // expected-note {{template is declared here}}
+
+void tf() throw(TEx<int>); // expected-error {{implicit instantiation of undefined template}}
+
+// DR 437, class throws itself.
+struct DR437 {
+   void f() throw(DR437);
+   void g() throw(DR437*);
+   void h() throw(DR437&);
+};
+
+// DR 437 within a nested class
+struct DR437_out {
+   struct DR437_in {
+      void f() throw(DR437_out);
+      void g() throw(DR437_out*);
+      void h() throw(DR437_out&);
+   }; 
+};
diff --git a/test/CXX/except/except.spec/p2-places.cpp b/test/CXX/except/except.spec/p2-places.cpp
new file mode 100644
index 0000000..db1ee77
--- /dev/null
+++ b/test/CXX/except/except.spec/p2-places.cpp
@@ -0,0 +1,63 @@
+// RUN: %clang_cc1 -std=c++0x -fexceptions -fcxx-exceptions -fsyntax-only -verify %s
+
+// Tests where specs are allowed and where they aren't.
+
+namespace dyn {
+
+  // Straight from the standard:
+
+  // Plain function with spec
+  void f() throw(int);
+
+  // Pointer to function with spec
+  void (*fp)() throw (int);
+
+  // Function taking reference to function with spec
+  void g(void pfa() throw(int));
+
+  // Typedef for pointer to function with spec
+  typedef int (*pf)() throw(int); // expected-error {{specifications are not allowed in typedefs}}
+
+  // Some more:
+
+  // Function returning function with spec
+  void (*h())() throw(int);
+
+  // Ultimate parser thrill: function with spec returning function with spec and
+  // taking pointer to function with spec.
+  // The actual function throws int, the return type double, the argument float.
+  void (*i() throw(int))(void (*)() throw(float)) throw(double);
+
+  // Pointer to pointer to function taking function with spec
+  void (**k)(void pfa() throw(int)); // no-error
+
+  // Pointer to pointer to function with spec
+  void (**j)() throw(int); // expected-error {{not allowed beyond a single}}
+
+  // Pointer to function returning pointer to pointer to function with spec
+  void (**(*h())())() throw(int); // expected-error {{not allowed beyond a single}}
+
+}
+
+namespace noex {
+
+  // These parallel those from above.
+
+  void f() noexcept(false);
+
+  void (*fp)() noexcept(false);
+
+  void g(void pfa() noexcept(false));
+
+  typedef int (*pf)() noexcept(false); // expected-error {{specifications are not allowed in typedefs}}
+
+  void (*h())() noexcept(false);
+
+  void (*i() noexcept(false))(void (*)() noexcept(true)) noexcept(false);
+
+  void (**k)(void pfa() noexcept(false)); // no-error
+
+  void (**j)() noexcept(false); // expected-error {{not allowed beyond a single}}
+
+  void (**(*h())())() noexcept(false); // expected-error {{not allowed beyond a single}}
+}
diff --git a/test/CXX/except/except.spec/p3.cpp b/test/CXX/except/except.spec/p3.cpp
new file mode 100644
index 0000000..5df5f26
--- /dev/null
+++ b/test/CXX/except/except.spec/p3.cpp
@@ -0,0 +1,106 @@
+// RUN: %clang_cc1 -std=c++0x -fexceptions -fcxx-exceptions -fsyntax-only -verify %s
+
+// Exception specification compatibility.
+// We test function pointers, because functions have an extra rule in p4.
+
+// Same type is compatible
+extern void (*r1)() throw(int);
+extern void (*r1)() throw(int);
+
+// Typedefs don't matter.
+typedef int INT;
+extern void (*r2)() throw(int);
+extern void (*r2)() throw(INT);
+
+// Order doesn't matter.
+extern void (*r3)() throw(int, float);
+extern void (*r3)() throw(float, int);
+
+// MS throw-any spec and no spec at all are compatible
+extern void (*r4)();
+extern void (*r4)() throw(...);
+
+// throw(X) and no spec are not compatible
+extern void (*r5)() throw(int); // expected-note {{previous declaration}}
+extern void (*r5)(); // expected-error {{exception specification in declaration does not match}}
+
+// For functions, we accept this with a warning.
+extern void f5() throw(int); // expected-note {{previous declaration}}
+extern void f5(); // expected-warning {{missing exception specification}}
+
+// Different types are not compatible.
+extern void (*r7)() throw(int); // expected-note {{previous declaration}}
+extern void (*r7)() throw(float); // expected-error {{exception specification in declaration does not match}}
+
+// Top-level const doesn't matter.
+extern void (*r8)() throw(int);
+extern void (*r8)() throw(const int);
+
+// Multiple appearances don't matter.
+extern void (*r9)() throw(int, int);
+extern void (*r9)() throw(int, int);
+
+
+// noexcept is compatible with itself
+extern void (*r10)() noexcept;
+extern void (*r10)() noexcept;
+
+// noexcept(true) is compatible with noexcept
+extern void (*r11)() noexcept;
+extern void (*r11)() noexcept(true);
+
+// noexcept(false) isn't
+extern void (*r12)() noexcept; // expected-note {{previous declaration}}
+extern void (*r12)() noexcept(false); // expected-error {{does not match}}
+
+// The form of the boolean expression doesn't matter.
+extern void (*r13)() noexcept(1 < 2);
+extern void (*r13)() noexcept(2 > 1);
+
+// noexcept(false) is incompatible with noexcept(true)
+extern void (*r14)() noexcept(true); // expected-note {{previous declaration}}
+extern void (*r14)() noexcept(false); // expected-error {{does not match}}
+
+// noexcept(false) is compatible with itself
+extern void (*r15)() noexcept(false);
+extern void (*r15)() noexcept(false);
+
+// noexcept(false) is compatible with MS throw(...)
+extern void (*r16)() noexcept(false);
+extern void (*r16)() throw(...);
+
+// noexcept(false) is *not* compatible with no spec
+extern void (*r17)(); // expected-note {{previous declaration}}
+extern void (*r17)() noexcept(false); // expected-error {{does not match}}
+
+// except for functions
+void f17();
+void f17() noexcept(false);
+
+// noexcept(false) is compatible with dynamic specs that throw unless
+// CWG 1073 resolution is accepted. Clang implements it.
+//extern void (*r18)() throw(int);
+//extern void (*r18)() noexcept(false);
+
+// noexcept(true) is compatible with dynamic specs that don't throw
+extern void (*r19)() throw();
+extern void (*r19)() noexcept(true);
+
+// The other way round doesn't work.
+extern void (*r20)() throw(); // expected-note {{previous declaration}}
+extern void (*r20)() noexcept(false); // expected-error {{does not match}}
+
+extern void (*r21)() throw(int); // expected-note {{previous declaration}}
+extern void (*r21)() noexcept(true); // expected-error {{does not match}}
+
+
+// As a very special workaround, we allow operator new to match no spec
+// with a throw(bad_alloc) spec, because C++0x makes an incompatible change
+// here.
+extern "C++" { namespace std { class bad_alloc {}; } }
+typedef decltype(sizeof(int)) mysize_t;
+void* operator new(mysize_t) throw(std::bad_alloc);
+void* operator new(mysize_t);
+void* operator new[](mysize_t);
+void* operator new[](mysize_t) throw(std::bad_alloc);
+
diff --git a/test/CXX/except/except.spec/p5-pointers.cpp b/test/CXX/except/except.spec/p5-pointers.cpp
new file mode 100644
index 0000000..171afff
--- /dev/null
+++ b/test/CXX/except/except.spec/p5-pointers.cpp
@@ -0,0 +1,85 @@
+// RUN: %clang_cc1 -std=c++0x -fexceptions -fcxx-exceptions -fsyntax-only -verify %s
+
+// Assignment of function pointers.
+
+struct A
+{
+};
+
+struct B1 : A
+{
+};
+
+struct B2 : A
+{
+};
+
+struct D : B1, B2
+{
+};
+
+struct P : private A
+{
+};
+
+// Some functions to play with below.
+void s1() throw();
+void s2() throw(int);
+void s3() throw(A);
+void s4() throw(B1);
+void s5() throw(D);
+void s6();
+void s7() throw(int, float);
+void (*s8())() throw(B1); // s8 returns a pointer to function with spec
+void s9(void (*)() throw(B1)); // s9 takes pointer to function with spec
+
+void s10() noexcept;
+void s11() noexcept(true);
+void s12() noexcept(false);
+
+void fnptrs()
+{
+  // Assignment and initialization of function pointers.
+  void (*t1)() throw() = &s1;    // valid
+  t1 = &s2;                      // expected-error {{not superset}} expected-error {{incompatible type}}
+  t1 = &s3;                      // expected-error {{not superset}} expected-error {{incompatible type}}
+  void (&t2)() throw() = s2;     // expected-error {{not superset}}
+  void (*t3)() throw(int) = &s2; // valid
+  void (*t4)() throw(A) = &s1;   // valid
+  t4 = &s3;                      // valid
+  t4 = &s4;                      // valid
+  t4 = &s5;                      // expected-error {{not superset}} expected-error {{incompatible type}}
+  void (*t5)() = &s1;            // valid
+  t5 = &s2;                      // valid
+  t5 = &s6;                      // valid
+  t5 = &s7;                      // valid
+  t1 = t3;                       // expected-error {{not superset}} expected-error {{incompatible type}}
+  t3 = t1;                       // valid
+  void (*t6)() throw(B1);
+  t6 = t4;                       // expected-error {{not superset}} expected-error {{incompatible type}}
+  t4 = t6;                       // valid
+  t5 = t1;                       // valid
+  t1 = t5;                       // expected-error {{not superset}} expected-error {{incompatible type}}
+
+  // return types and arguments must match exactly, no inheritance allowed
+  void (*(*t7)())() throw(B1) = &s8;       // valid
+  void (*(*t8)())() throw(A) = &s8;        // expected-error {{return types differ}}
+  void (*(*t9)())() throw(D) = &s8;        // expected-error {{return types differ}}
+  void (*t10)(void (*)() throw(B1)) = &s9; // valid   expected-warning{{disambiguated}}
+  void (*t11)(void (*)() throw(A)) = &s9;  // expected-error {{argument types differ}} expected-warning{{disambiguated}}
+  void (*t12)(void (*)() throw(D)) = &s9;  // expected-error {{argument types differ}} expected-warning{{disambiguated}}
+}
+
+// Member function stuff
+
+struct Str1 { void f() throw(int); }; // expected-note {{previous declaration}}
+void Str1::f() // expected-warning {{missing exception specification}}
+{
+}
+
+void mfnptr()
+{
+  void (Str1::*pfn1)() throw(int) = &Str1::f; // valid
+  void (Str1::*pfn2)() = &Str1::f; // valid
+  void (Str1::*pfn3)() throw() = &Str1::f; // expected-error {{not superset}}
+}
diff --git a/test/CXX/except/except.spec/p5-virtual.cpp b/test/CXX/except/except.spec/p5-virtual.cpp
new file mode 100644
index 0000000..ceea9f8
--- /dev/null
+++ b/test/CXX/except/except.spec/p5-virtual.cpp
@@ -0,0 +1,96 @@
+// RUN: %clang_cc1 -std=c++0x -fexceptions -fcxx-exceptions -fsyntax-only -verify %s
+
+// Compatibility of virtual functions.
+
+struct A
+{
+};
+
+struct B1 : A
+{
+};
+
+struct B2 : A
+{
+};
+
+struct D : B1, B2
+{
+};
+
+struct P : private A
+{
+};
+
+struct Base
+{
+  virtual void f1() throw();
+  virtual void f2() throw(int, float);
+
+  virtual void f3() throw(int, float);
+  virtual void f4() throw(A);
+  virtual void f5() throw(A, int, float);
+  virtual void f6();
+
+  virtual void f7() noexcept;
+  virtual void f8() noexcept;
+  virtual void f9() noexcept(false);
+  virtual void f10() noexcept(false);
+
+  virtual void f11() throw();
+  virtual void f12() noexcept;
+  virtual void f13() noexcept(false);
+  virtual void f14() throw(int);
+
+  virtual void f15();
+  virtual void f16();
+
+  virtual void g1() throw(); // expected-note {{overridden virtual function is here}}
+  virtual void g2() throw(int); // expected-note {{overridden virtual function is here}}
+  virtual void g3() throw(A); // expected-note {{overridden virtual function is here}}
+  virtual void g4() throw(B1); // expected-note {{overridden virtual function is here}}
+  virtual void g5() throw(A); // expected-note {{overridden virtual function is here}}
+
+  virtual void g6() noexcept; // expected-note {{overridden virtual function is here}}
+  virtual void g7() noexcept; // expected-note {{overridden virtual function is here}}
+
+  virtual void g8() noexcept; // expected-note {{overridden virtual function is here}}
+  virtual void g9() throw(); // expected-note {{overridden virtual function is here}}
+  virtual void g10() throw(int); // expected-note {{overridden virtual function is here}}
+};
+struct Derived : Base
+{
+  virtual void f1() throw();
+  virtual void f2() throw(float, int);
+
+  virtual void f3() throw(float);
+  virtual void f4() throw(B1);
+  virtual void f5() throw(B1, B2, int);
+  virtual void f6() throw(B2, B2, int, float, char, double, bool);
+
+  virtual void f7() noexcept;
+  virtual void f8() noexcept(true);
+  virtual void f9() noexcept(true);
+  virtual void f10() noexcept(false);
+
+  virtual void f11() noexcept;
+  virtual void f12() throw();
+  virtual void f13() throw(int);
+  virtual void f14() noexcept(true);
+
+  virtual void f15() noexcept;
+  virtual void f16() throw();
+
+  virtual void g1() throw(int); // expected-error {{exception specification of overriding function is more lax}}
+  virtual void g2(); // expected-error {{exception specification of overriding function is more lax}}
+  virtual void g3() throw(D); // expected-error {{exception specification of overriding function is more lax}}
+  virtual void g4() throw(A); // expected-error {{exception specification of overriding function is more lax}}
+  virtual void g5() throw(P); // expected-error {{exception specification of overriding function is more lax}}
+
+  virtual void g6() noexcept(false); // expected-error {{exception specification of overriding function is more lax}}
+  virtual void g7(); // expected-error {{exception specification of overriding function is more lax}}
+
+  virtual void g8() throw(int); // expected-error {{exception specification of overriding function is more lax}}
+  virtual void g9() noexcept(false); // expected-error {{exception specification of overriding function is more lax}}
+  virtual void g10() noexcept(false); // expected-error {{exception specification of overriding function is more lax}}
+};
diff --git a/test/CXX/except/except.spec/p9-dynamic.cpp b/test/CXX/except/except.spec/p9-dynamic.cpp
new file mode 100644
index 0000000..490d2fa
--- /dev/null
+++ b/test/CXX/except/except.spec/p9-dynamic.cpp
@@ -0,0 +1,11 @@
+// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -o - -fcxx-exceptions -fexceptions | FileCheck %s
+
+void external();
+
+void target() throw(int)
+{
+  // CHECK: invoke void @_Z8externalv()
+  external();
+}
+// CHECK: call i32 (i8*, i8*, ...)* @llvm.eh.selector({{.*}} i8* bitcast (i8** @_ZTIi to i8*), i8* null) nounwind
+// CHECK: call void @__cxa_call_unexpected
diff --git a/test/CXX/except/except.spec/p9-noexcept.cpp b/test/CXX/except/except.spec/p9-noexcept.cpp
new file mode 100644
index 0000000..76ac66c
--- /dev/null
+++ b/test/CXX/except/except.spec/p9-noexcept.cpp
@@ -0,0 +1,18 @@
+// RUN: %clang_cc1 %s -std=c++0x -triple=x86_64-apple-darwin10 -emit-llvm -o - -fcxx-exceptions -fexceptions | FileCheck %s
+
+void external();
+
+void target() noexcept
+{
+  // CHECK: invoke void @_Z8externalv()
+  external();
+}
+// CHECK:  call i32 (i8*, i8*, ...)* @llvm.eh.selector({{.*}} i8* null) nounwind
+// CHECK-NEXT: call void @_ZSt9terminatev() noreturn nounwind
+// CHECK-NEXT: unreachable
+
+void reverse() noexcept(false)
+{
+  // CHECK: call void @_Z8externalv()
+  external();
+}
diff --git a/test/CXX/except/except.spec/template.cpp b/test/CXX/except/except.spec/template.cpp
new file mode 100644
index 0000000..f8b7270
--- /dev/null
+++ b/test/CXX/except/except.spec/template.cpp
@@ -0,0 +1,12 @@
+// RUN: %clang_cc1 -std=c++0x -fexceptions -fcxx-exceptions -fsyntax-only -verify %s
+
+// We use pointer assignment compatibility to test instantiation.
+
+template <int N> void f1() throw(int);
+template <int N> void f2() noexcept(N > 1);
+
+void (*t1)() throw(int) = &f1<0>;
+void (*t2)() throw() = &f1<0>; // expected-error {{not superset}}
+
+void (*t3)() noexcept = &f2<2>; // no-error
+void (*t4)() noexcept = &f2<0>; // expected-error {{not superset}}