Vastly improve PredefinedExpr output, both in Sema and CodeGen. Patch by Sam Weinig!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@81237 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 226 insertions, 0 deletions

diff --git a/test/CodeGenCXX/predefined-expr.cpp b/test/CodeGenCXX/predefined-expr.cpp
new file mode 100644
index 0000000000..733e0ef663
--- /dev/null
+++ b/test/CodeGenCXX/predefined-expr.cpp
@@ -0,0 +1,226 @@
+// RUN: clang-cc %s -emit-llvm -o - | FileCheck %s
+
+// CHECK: @__func__.externFunction = private constant [15 x i8] c"externFunction\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::externFunction()" = private constant [26 x i8] c"void NS::externFunction()\00"
+
+// CHECK: @__func__.classTemplateFunction = private constant [22 x i8] c"classTemplateFunction\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::ClassTemplate<NS::Base *>::classTemplateFunction()" = private constant [60 x i8] c"void NS::ClassTemplate<NS::Base *>::classTemplateFunction()\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::ClassTemplate<int>::classTemplateFunction()" = private constant [53 x i8] c"void NS::ClassTemplate<int>::classTemplateFunction()\00"
+
+// CHECK: @__func__.functionTemplate1 = private constant [18 x i8] c"functionTemplate1\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::Base::functionTemplate1(NS::Base *)" = private constant [45 x i8] c"void NS::Base::functionTemplate1(NS::Base *)\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::Base::functionTemplate1(int)" = private constant [38 x i8] c"void NS::Base::functionTemplate1(int)\00"
+
+// CHECK: @"__func__.~Destructor" = private constant [12 x i8] c"~Destructor\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::Destructor::~Destructor()" = private constant [35 x i8] c"void NS::Destructor::~Destructor()\00"
+
+// CHECK: @__func__.Constructor = private constant [12 x i8] c"Constructor\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::Constructor::Constructor(NS::Base *)" = private constant [46 x i8] c"void NS::Constructor::Constructor(NS::Base *)\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::Constructor::Constructor(int)" = private constant [39 x i8] c"void NS::Constructor::Constructor(int)\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::Constructor::Constructor()" = private constant [36 x i8] c"void NS::Constructor::Constructor()\00"
+
+// CHECK: @__func__.virtualFunction = private constant [16 x i8] c"virtualFunction\00"
+// CHECK: @"__PRETTY_FUNCTION__.virtual void NS::Derived::virtualFunction()" = private constant [44 x i8] c"virtual void NS::Derived::virtualFunction()\00"
+
+// CHECK: @__func__.functionReturingTemplate2 = private constant [26 x i8] c"functionReturingTemplate2\00"
+// CHECK: @"__PRETTY_FUNCTION__.ClassTemplate<NS::Base *> NS::Base::functionReturingTemplate2()" = private constant [64 x i8] c"ClassTemplate<NS::Base *> NS::Base::functionReturingTemplate2()\00"
+
+// CHECK: @__func__.functionReturingTemplate1 = private constant [26 x i8] c"functionReturingTemplate1\00"
+// CHECK: @"__PRETTY_FUNCTION__.ClassTemplate<int> NS::Base::functionReturingTemplate1()" = private constant [57 x i8] c"ClassTemplate<int> NS::Base::functionReturingTemplate1()\00"
+
+// CHECK: @__func__.withTemplateParameter2 = private constant [23 x i8] c"withTemplateParameter2\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::Base::withTemplateParameter2(ClassTemplate<NS::Base *>)" = private constant [65 x i8] c"void NS::Base::withTemplateParameter2(ClassTemplate<NS::Base *>)\00"
+
+// CHECK: @__func__.withTemplateParameter1 = private constant [23 x i8] c"withTemplateParameter1\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::Base::withTemplateParameter1(ClassTemplate<int>)" = private constant [58 x i8] c"void NS::Base::withTemplateParameter1(ClassTemplate<int>)\00"
+
+// CHECK: @__func__.functionReturningClass = private constant [23 x i8] c"functionReturningClass\00"
+// CHECK: @"__PRETTY_FUNCTION__.NS::Base *NS::Base::functionReturningClass()" = private constant [45 x i8] c"NS::Base *NS::Base::functionReturningClass()\00"
+
+// CHECK: @__func__.functionWithParameters = private constant [23 x i8] c"functionWithParameters\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::Base::functionWithParameters(int, float *, NS::Base *)" = private constant [64 x i8] c"void NS::Base::functionWithParameters(int, float *, NS::Base *)\00"
+
+// CHECK: @__func__.variadicFunction = private constant [17 x i8] c"variadicFunction\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::Base::variadicFunction(int, ...)" = private constant [42 x i8] c"void NS::Base::variadicFunction(int, ...)\00"
+
+// CHECK: @"__PRETTY_FUNCTION__.virtual void NS::Base::virtualFunction()" = private constant [41 x i8] c"virtual void NS::Base::virtualFunction()\00"
+
+// CHECK: @__func__.inlineFunction = private constant [15 x i8] c"inlineFunction\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::Base::inlineFunction()" = private constant [32 x i8] c"void NS::Base::inlineFunction()\00"
+
+// CHECK: @__func__.staticFunc = private constant [11 x i8] c"staticFunc\00"
+// CHECK: @"__PRETTY_FUNCTION__.void NS::Base::staticFunc()" = private constant [28 x i8] c"void NS::Base::staticFunc()\00"
+
+#include <stdio.h>
+
+namespace NS {
+
+template<typename T>
+class ClassTemplate {
+public:
+  void classTemplateFunction() {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+  }
+};
+
+class Base {
+public:
+  static void staticFunc() {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+  }
+
+  inline void inlineFunction() {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+  }
+
+  virtual void virtualFunction() {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+  }
+
+  void functionWithParameters(int, float*, Base* base) {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+  }
+
+  Base *functionReturningClass() {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+    return 0;
+  }
+
+  void variadicFunction(int, ...) {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+  }
+
+  void withTemplateParameter1(ClassTemplate<int>) {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+  }
+
+  void withTemplateParameter2(ClassTemplate<Base *>) {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+  }
+
+  ClassTemplate<int> functionReturingTemplate1() {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+    return ClassTemplate<int>();
+  }
+
+  ClassTemplate<Base *> functionReturingTemplate2() {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+    return ClassTemplate<Base *>();
+  }
+
+  template<typename T>
+  void functionTemplate1(T t) {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+  }
+};
+
+class Derived : public Base {
+public:
+  // Virtual function without being explicitally written.
+  void virtualFunction() {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+  }
+};
+
+class Constructor {
+public:
+  Constructor() {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+  }
+
+  Constructor(int) {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+  }
+
+  Constructor(Base *) {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+  }
+
+};
+
+class Destructor {
+public:
+  ~Destructor() {
+    printf("__func__ %s\n", __func__);
+    printf("__FUNCTION__ %s\n", __FUNCTION__);
+    printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+  }
+};
+
+extern void externFunction() {
+  printf("__func__ %s\n", __func__);
+  printf("__FUNCTION__ %s\n", __FUNCTION__);
+  printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+}
+
+}
+
+int main() {
+  NS::Base::staticFunc();
+
+  NS::Base b;
+  b.inlineFunction();
+  b.virtualFunction();
+  b.variadicFunction(0);
+  b.functionWithParameters(0, 0, 0);
+  b.functionReturningClass();
+  
+  b.withTemplateParameter1(NS::ClassTemplate<int>());
+  b.withTemplateParameter2(NS::ClassTemplate<NS::Base *>());
+  b.functionReturingTemplate1();
+  b.functionReturingTemplate2();
+  b.functionTemplate1<int>(0);
+  b.functionTemplate1<NS::Base *>(0);
+  
+  NS::Derived d;
+  d.virtualFunction();
+  
+  NS::ClassTemplate<int> t1;
+  t1.classTemplateFunction();
+  NS::ClassTemplate<NS::Base *> t2;
+  t2.classTemplateFunction();
+  
+  NS::Constructor c1;
+  NS::Constructor c2(0);
+  NS::Constructor c3((NS::Base *)0);
+  
+  {
+    NS::Destructor destructor;
+  }
+  
+  NS::externFunction();
+  
+  return 0;
+}