Migrate, FileCheckize and update:

2005-02-11-AnonymousUnion.cpp
2005-02-13-BadDynamicInit.cpp
2005-02-14-BitFieldOffset.cpp
2005-02-19-BitfieldStructCrash.cpp
2005-02-19-UnnamedVirtualThunkArgument.cpp
2005-02-20-BrokenReferenceTest.cpp
2006-03-01-GimplifyCrash.cpp
2006-03-06-C++RecurseCrash.cpp
2006-09-12-OpaqueStructCrash.cpp
2006-10-30-ClassBitfield.cpp
2006-11-20-GlobalSymbols.cpp
2006-11-20-GlobalSymbols.ll
2006-11-30-ConstantExprCrash.cpp

from llvm/test/FrontendC++.

llvm-svn: 138148

clang/test/CodeGenCXX/2005-02-11-AnonymousUnion.cpp

@@ -0,0 +1,32 @@
+// RUN: %clang_cc1 %s -emit-llvm -o -
+
+// Test anonymous union with members of the same size.
+int test1(float F) {
+  union {
+     float G;
+     int i;
+  };
+  G = F;
+  return i;
+}
+
+// test anonymous union with members of differing size.
+int test2(short F) {
+  volatile union {
+     short G;
+     int i;
+  };
+  G = F;
+  return i;
+}
+
+// Make sure that normal unions work.  duh :)
+volatile union U_t {
+  short S;
+  int i;
+} U;
+
+int test3(short s) {
+  U.S = s;
+  return U.i;
+}

clang/test/CodeGenCXX/2005-02-13-BadDynamicInit.cpp

@@ -0,0 +1,9 @@
+// RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s
+// This testcase corresponds to PR509
+struct Data {
+  unsigned *data;
+  unsigned array[1];
+};
+
+// CHECK-NOT: llvm.global_ctors
+Data shared_null = { shared_null.array };

clang/test/CodeGenCXX/2005-02-14-BitFieldOffset.cpp

@@ -0,0 +1,12 @@
+// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s
+
+// CHECK-NOT: i32 6
+struct QVectorTypedData {
+    int size;
+    unsigned int sharable : 1;
+    unsigned short array[1];
+};
+
+void foo(QVectorTypedData *X) {
+  X->array[0] = 123;
+}

clang/test/CodeGenCXX/2005-02-19-BitfieldStructCrash.cpp

@@ -0,0 +1,14 @@
+// RUN: %clang_cc1 -emit-llvm %s -o -
+
+struct QChar {unsigned short X; QChar(unsigned short); } ;
+
+struct Command {
+        Command(QChar c) : c(c) {}
+        unsigned int type : 4;
+        QChar c;
+    };
+
+Command X(QChar('c'));
+
+void Foo(QChar );
+void bar() { Foo(X.c); }

clang/test/CodeGenCXX/2005-02-19-UnnamedVirtualThunkArgument.cpp

@@ -0,0 +1,22 @@
+// RUN: %clang_cc1 -emit-llvm %s -o /dev/null
+
+struct Foo  {
+    Foo();
+    virtual ~Foo();
+};
+
+struct Bar  {
+    Bar();
+    virtual ~Bar();
+    virtual bool test(bool) const;
+};
+
+struct Baz : public Foo, public Bar  {
+    Baz();
+    virtual ~Baz();
+    virtual bool test(bool) const;
+};
+
+bool Baz::test(bool) const  {
+    return true;
+}

clang/test/CodeGenCXX/2005-02-20-BrokenReferenceTest.cpp

@@ -0,0 +1,10 @@
+// RUN: %clang_cc1 -emit-llvm %s -o /dev/null
+
+void test(unsigned char *b, int rb) {
+  typedef unsigned char imgfoo[10][rb];
+  imgfoo &br = *(imgfoo *)b;
+
+  br[0][0] = 1;
+
+  rb = br[0][0];
+}

clang/test/CodeGenCXX/2006-03-01-GimplifyCrash.cpp

@@ -0,0 +1,14 @@
+// RUN: %clang_cc1 -emit-llvm %s -o -
+
+struct PrefMapElem {
+  virtual ~PrefMapElem();
+  unsigned int fPrefId;
+};
+
+int foo() {
+  PrefMapElem* fMap;
+  if (fMap[0].fPrefId == 1)
+    return 1;
+
+  return 0;
+}

clang/test/CodeGenCXX/2006-03-06-C++RecurseCrash.cpp

@@ -0,0 +1,23 @@
+// RUN: %clang_cc1 -emit-llvm %s -o -
+namespace std {
+  class exception { };
+
+  class type_info {
+  public:
+    virtual ~type_info();
+  };
+
+}
+
+namespace __cxxabiv1 {
+  class __si_class_type_info : public std::type_info {
+    ~__si_class_type_info();
+  };
+}
+
+class recursive_init: public std::exception {
+public:
+  virtual ~recursive_init() throw ();
+};
+
+recursive_init::~recursive_init() throw() { }

clang/test/CodeGenCXX/2006-09-12-OpaqueStructCrash.cpp

@@ -0,0 +1,27 @@
+// RUN: %clang_cc1 -emit-llvm -o - %s
+
+struct A {
+   virtual ~A();
+};
+
+template <typename Ty>
+struct B : public A {
+   ~B () { delete [] val; }
+private:
+     Ty* val;
+};
+
+template <typename Ty>
+struct C : public A {
+   C ();
+   ~C ();
+};
+
+template <typename Ty>
+struct D : public A {
+     D () {}
+   private:
+     B<C<Ty> > blocks;
+};
+
+template class D<double>;

clang/test/CodeGenCXX/2006-10-30-ClassBitfield.cpp

@@ -0,0 +1,16 @@
+// RUN: %clang_cc1 -emit-llvm %s -o -
+// PR954
+
+struct _Refcount_Base   {
+  unsigned long _M_ref_count;
+  int _M_ref_count_lock;
+  _Refcount_Base() : _M_ref_count(0) {}
+};
+
+struct _Rope_RopeRep : public _Refcount_Base
+{
+public:
+  int _M_tag:8;
+};
+
+int foo(_Rope_RopeRep* r) { return r->_M_tag; }

clang/test/CodeGenCXX/2006-11-20-GlobalSymbols.cpp

@@ -0,0 +1,11 @@
+// PR1013
+// Check to make sure debug symbols use the correct name for globals and
+// functions.  Will not assemble if it fails to.
+// RUN: %clang_cc1 -emit-llvm -g -o - %s | FileCheck %s
+
+// CHECK: @"\01f\01oo"
+int foo __asm__("f\001oo");
+
+int bar() {
+  return foo;
+}

clang/test/CodeGenCXX/2006-11-20-GlobalSymbols.ll

@@ -0,0 +1,29 @@
+; ModuleID = '/Volumes/Data/sources/llvm/tools/clang/test/CodeGenCXX/2006-11-20-GlobalSymbols.cpp'
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
+target triple = "x86_64-apple-darwin11.1.0"
+
+@"\01f\01oo" = global i32 0, align 4
+
+define i32 @_Z3barv() nounwind {
+entry:
+  %tmp = load i32* @"\01f\01oo", align 4, !dbg !13
+  ret i32 %tmp, !dbg !13
+}
+
+!llvm.dbg.cu = !{!0}
+
+!0 = metadata !{i32 720913, i32 0, i32 4, metadata !"/Volumes/Data/sources/llvm/tools/clang/test/CodeGenCXX/<unknown>", metadata !"/Volumes/Data/builds/build-llvm/tools/clang/test/CodeGenCXX", metadata !"clang version 3.0 (trunk 138139)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !10} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{metadata !2}
+!2 = metadata !{i32 0}
+!3 = metadata !{metadata !4}
+!4 = metadata !{metadata !5}
+!5 = metadata !{i32 720942, i32 0, metadata !6, metadata !"bar", metadata !"bar", metadata !"_Z3barv", metadata !6, i32 8, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, i32 ()* @_Z3barv, null, null} ; [ DW_TAG_subprogram ]
+!6 = metadata !{i32 720937, metadata !"/Volumes/Data/sources/llvm/tools/clang/test/CodeGenCXX/2006-11-20-GlobalSymbols.cpp", metadata !"/Volumes/Data/builds/build-llvm/tools/clang/test/CodeGenCXX", null} ; [ DW_TAG_file_type ]
+!7 = metadata !{i32 720917, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
+!8 = metadata !{metadata !9}
+!9 = metadata !{i32 720932, null, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!10 = metadata !{metadata !11}
+!11 = metadata !{metadata !12}
+!12 = metadata !{i32 720948, i32 0, null, metadata !"foo", metadata !"foo", metadata !"\01f\01oo", metadata !6, i32 6, metadata !9, i32 0, i32 1, i32* @"\01f\01oo"} ; [ DW_TAG_variable ]
+!13 = metadata !{i32 9, i32 3, metadata !14, null}
+!14 = metadata !{i32 720907, metadata !5, i32 8, i32 11, metadata !6, i32 0} ; [ DW_TAG_lexical_block ]

clang/test/CodeGenCXX/2006-11-30-ConstantExprCrash.cpp

@@ -0,0 +1,21 @@
+// RUN: %clang_cc1 %s -emit-llvm -o -
+// PR1027
+
+struct sys_var {
+  unsigned name_length;
+
+  bool no_support_one_shot;
+  sys_var() {}
+};
+
+
+struct sys_var_thd : public sys_var {
+};
+
+extern sys_var_thd sys_auto_is_null;
+
+sys_var *getsys_variables() {
+  return &sys_auto_is_null;
+}
+
+sys_var *sys_variables = &sys_auto_is_null;