libclang: add clang_getTypeSpelling(CXType CT)

Adds a function clang_getTypeSpelling(CXType CT) that returns
a CXString containing the underlying type.

Patch by Ben Gertzfield.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@175299 91177308-0d34-0410-b5e6-96231b3b80d8

6 files changed, 110 insertions, 44 deletions

diff --git a/test/Index/print-type.c b/test/Index/print-type.c
new file mode 100644
index 0000000000..9358772dbf
--- /dev/null
+++ b/test/Index/print-type.c
@@ -0,0 +1,44 @@
+typedef int FooType;
+int *p;
+int *f(int *p, char *x, FooType z, int arr[5], void (*fn)(int)) {
+  fn(*p);
+  const FooType w = z;
+  return p + z + arr[3];
+}
+typedef double OtherType;
+typedef int ArrayType[5];
+int __attribute__((vector_size(16))) x;
+typedef int __attribute__((vector_size(16))) int4_t;
+
+// RUN: c-index-test -test-print-type %s | FileCheck %s
+// CHECK: FunctionDecl=f:3:6 (Definition) [type=int *(int *, char *, FooType, int *, void (*)(int))] [typekind=FunctionProto] [canonicaltype=int *(int *, char *, int, int *, void (*)(int))] [canonicaltypekind=FunctionProto] [resulttype=int *] [resulttypekind=Pointer] [args= [int *] [Pointer] [char *] [Pointer] [FooType] [Typedef] [int *] [Pointer] [void (*)(int)] [Pointer]] [isPOD=0]
+// CHECK: ParmDecl=p:3:13 (Definition) [type=int *] [typekind=Pointer] [isPOD=1]
+// CHECK: ParmDecl=x:3:22 (Definition) [type=char *] [typekind=Pointer] [isPOD=1]
+// CHECK: ParmDecl=z:3:33 (Definition) [type=FooType] [typekind=Typedef] [canonicaltype=int] [canonicaltypekind=Int] [isPOD=1]
+// CHECK: TypeRef=FooType:1:13 [type=FooType] [typekind=Typedef] [canonicaltype=int] [canonicaltypekind=Int] [isPOD=1]
+// CHECK: ParmDecl=arr:3:40 (Definition) [type=int *] [typekind=Pointer] [isPOD=1]
+// CHECK: IntegerLiteral= [type=int] [typekind=Int] [isPOD=1]
+// CHECK: ParmDecl=fn:3:55 (Definition) [type=void (*)(int)] [typekind=Pointer] [canonicaltype=void (*)(int)] [canonicaltypekind=Pointer] [isPOD=1]
+// CHECK: ParmDecl=:3:62 (Definition) [type=int] [typekind=Int] [isPOD=1]
+// CHECK: CompoundStmt= [type=] [typekind=Invalid] [isPOD=0]
+// CHECK: CallExpr=fn:3:55 [type=void] [typekind=Void] [isPOD=0]
+// CHECK: DeclRefExpr=fn:3:55 [type=void (*)(int)] [typekind=Pointer] [canonicaltype=void (*)(int)] [canonicaltypekind=Pointer] [isPOD=1]
+// CHECK: UnaryOperator= [type=int] [typekind=Int] [isPOD=1]
+// CHECK: DeclRefExpr=p:3:13 [type=int *] [typekind=Pointer] [isPOD=1]
+// CHECK: DeclStmt= [type=] [typekind=Invalid] [isPOD=0]
+// CHECK: VarDecl=w:5:17 (Definition) [type=const FooType] [typekind=Typedef] const [canonicaltype=const int] [canonicaltypekind=Int] [isPOD=1]
+// CHECK: TypeRef=FooType:1:13 [type=FooType] [typekind=Typedef] [canonicaltype=int] [canonicaltypekind=Int] [isPOD=1]
+// CHECK: DeclRefExpr=z:3:33 [type=FooType] [typekind=Typedef] [canonicaltype=int] [canonicaltypekind=Int] [isPOD=1]
+// CHECK: ReturnStmt= [type=] [typekind=Invalid] [isPOD=0]
+// CHECK: BinaryOperator= [type=int *] [typekind=Pointer] [isPOD=1]
+// CHECK: BinaryOperator= [type=int *] [typekind=Pointer] [isPOD=1]
+// CHECK: DeclRefExpr=p:3:13 [type=int *] [typekind=Pointer] [isPOD=1]
+// CHECK: DeclRefExpr=z:3:33 [type=FooType] [typekind=Typedef] [canonicaltype=int] [canonicaltypekind=Int] [isPOD=1]
+// CHECK: ArraySubscriptExpr= [type=int] [typekind=Int] [isPOD=1]
+// CHECK: DeclRefExpr=arr:3:40 [type=int *] [typekind=Pointer] [isPOD=1]
+// CHECK: IntegerLiteral= [type=int] [typekind=Int] [isPOD=1]
+// CHECK: TypedefDecl=OtherType:8:16 (Definition) [type=OtherType] [typekind=Typedef] [canonicaltype=double] [canonicaltypekind=Double] [isPOD=1]
+// CHECK: TypedefDecl=ArrayType:9:13 (Definition) [type=ArrayType] [typekind=Typedef] [canonicaltype=int [5]] [canonicaltypekind=ConstantArray] [isPOD=1]
+// CHECK: IntegerLiteral= [type=int] [typekind=Int] [isPOD=1]
+// CHECK: VarDecl=x:10:38 [type=__attribute__((__vector_size__(4 * sizeof(int)))) int] [typekind=Vector] [isPOD=1]
+// CHECK: TypedefDecl=int4_t:11:46 (Definition) [type=int4_t] [typekind=Typedef] [canonicaltype=__attribute__((__vector_size__(4 * sizeof(int)))) int] [canonicaltypekind=Vector] [isPOD=1]
diff --git a/test/Index/print-type.cpp b/test/Index/print-type.cpp
new file mode 100644
index 0000000000..876bda9dd2
--- /dev/null
+++ b/test/Index/print-type.cpp
@@ -0,0 +1,56 @@
+namespace outer {
+
+template<typename T>
+struct Foo {
+  T t;
+};
+
+namespace inner {
+
+struct Bar {
+  Bar(outer::Foo<bool>* foo) { };
+
+  typedef int FooType;
+  int *p;
+  int *f(int *p, char *x, FooType z) {
+    const FooType w = z;
+    return p + z;
+  }
+  typedef double OtherType;
+  typedef int ArrayType[5];
+};
+
+}
+}
+
+// RUN: c-index-test -test-print-type %s | FileCheck %s
+// CHECK: Namespace=outer:1:11 (Definition) [type=] [typekind=Invalid] [isPOD=0]
+// CHECK: ClassTemplate=Foo:4:8 (Definition) [type=] [typekind=Invalid] [isPOD=0]
+// CHECK: TemplateTypeParameter=T:3:19 (Definition) [type=T] [typekind=Unexposed] [canonicaltype=type-parameter-0-0] [canonicaltypekind=Unexposed] [isPOD=0]
+// CHECK: FieldDecl=t:5:5 (Definition) [type=T] [typekind=Unexposed] [canonicaltype=type-parameter-0-0] [canonicaltypekind=Unexposed] [isPOD=0]
+// CHECK: TypeRef=T:3:19 [type=T] [typekind=Unexposed] [canonicaltype=type-parameter-0-0] [canonicaltypekind=Unexposed] [isPOD=0]
+// CHECK: Namespace=inner:8:11 (Definition) [type=] [typekind=Invalid] [isPOD=0]
+// CHECK: StructDecl=Bar:10:8 (Definition) [type=outer::inner::Bar] [typekind=Record] [isPOD=0]
+// CHECK: CXXConstructor=Bar:11:3 (Definition) [type=void (outer::Foo<bool> *)] [typekind=FunctionProto] [canonicaltype=void (outer::Foo<bool> *)] [canonicaltypekind=FunctionProto] [resulttype=void] [resulttypekind=Void] [args= [outer::Foo<bool> *] [Pointer]] [isPOD=0]
+// CHECK: ParmDecl=foo:11:25 (Definition) [type=outer::Foo<bool> *] [typekind=Pointer] [canonicaltype=outer::Foo<bool> *] [canonicaltypekind=Pointer] [isPOD=1]
+// CHECK: NamespaceRef=outer:1:11 [type=] [typekind=Invalid] [isPOD=0]
+// CHECK: TemplateRef=Foo:4:8 [type=] [typekind=Invalid] [isPOD=0]
+// CHECK: CompoundStmt= [type=] [typekind=Invalid] [isPOD=0]
+// CHECK: TypedefDecl=FooType:13:15 (Definition) [type=FooType] [typekind=Typedef] [canonicaltype=int] [canonicaltypekind=Int] [isPOD=1]
+// CHECK: FieldDecl=p:14:8 (Definition) [type=int *] [typekind=Pointer] [isPOD=1]
+// CHECK: CXXMethod=f:15:8 (Definition) [type=int *(int *, char *, FooType)] [typekind=FunctionProto] [canonicaltype=int *(int *, char *, int)] [canonicaltypekind=FunctionProto] [resulttype=int *] [resulttypekind=Pointer] [args= [int *] [Pointer] [char *] [Pointer] [FooType] [Typedef]] [isPOD=0]
+// CHECK: ParmDecl=p:15:15 (Definition) [type=int *] [typekind=Pointer] [isPOD=1]
+// CHECK: ParmDecl=x:15:24 (Definition) [type=char *] [typekind=Pointer] [isPOD=1]
+// CHECK: ParmDecl=z:15:35 (Definition) [type=FooType] [typekind=Typedef] [canonicaltype=int] [canonicaltypekind=Int] [isPOD=1]
+// CHECK: TypeRef=FooType:13:15 [type=FooType] [typekind=Typedef] [canonicaltype=int] [canonicaltypekind=Int] [isPOD=1]
+// CHECK: CompoundStmt= [type=] [typekind=Invalid] [isPOD=0]
+// CHECK: DeclStmt= [type=] [typekind=Invalid] [isPOD=0]
+// CHECK: VarDecl=w:16:19 (Definition) [type=const FooType] [typekind=Typedef] const [canonicaltype=const int] [canonicaltypekind=Int] [isPOD=1]
+// CHECK: TypeRef=FooType:13:15 [type=FooType] [typekind=Typedef] [canonicaltype=int] [canonicaltypekind=Int] [isPOD=1]
+// CHECK: DeclRefExpr=z:15:35 [type=FooType] [typekind=Typedef] [canonicaltype=int] [canonicaltypekind=Int] [isPOD=1]
+// CHECK: ReturnStmt= [type=] [typekind=Invalid] [isPOD=0]
+// CHECK: BinaryOperator= [type=int *] [typekind=Pointer] [isPOD=1]
+// CHECK: DeclRefExpr=p:15:15 [type=int *] [typekind=Pointer] [isPOD=1]
+// CHECK: DeclRefExpr=z:15:35 [type=FooType] [typekind=Typedef] [canonicaltype=int] [canonicaltypekind=Int] [isPOD=1]
+// CHECK: TypedefDecl=OtherType:19:18 (Definition) [type=OtherType] [typekind=Typedef] [canonicaltype=double] [canonicaltypekind=Double] [isPOD=1]
+// CHECK: TypedefDecl=ArrayType:20:15 (Definition) [type=ArrayType] [typekind=Typedef] [canonicaltype=int [5]] [canonicaltypekind=ConstantArray] [isPOD=1]
diff --git a/test/Index/print-type.m b/test/Index/print-type.m
new file mode 100644
index 0000000000..9325c3fbdd
--- /dev/null
+++ b/test/Index/print-type.m
@@ -0,0 +1,10 @@
+@interface Foo
+@property (readonly) id x;
+-(int) mymethod;
+-(const id) mymethod2:(id)x blah:(Class)y boo:(SEL)z;
+@end
+
+// RUN: c-index-test -test-print-type %s | FileCheck %s
+// CHECK: ObjCPropertyDecl=x:2:25 [type=id] [typekind=ObjCId] [canonicaltype=id] [canonicaltypekind=ObjCObjectPointer] [isPOD=1]
+// CHECK: ObjCInstanceMethodDecl=mymethod:3:8 [type=] [typekind=Invalid] [resulttype=int] [resulttypekind=Int] [isPOD=0]
+// CHECK: ObjCInstanceMethodDecl=mymethod2:blah:boo::4:13 [type=] [typekind=Invalid] [resulttype=const id] [resulttypekind=ObjCId] [args= [id] [ObjCId] [Class] [ObjCClass] [SEL] [ObjCSel]] [isPOD=0]
diff --git a/test/Index/print-typekind.c b/test/Index/print-typekind.c
deleted file mode 100644
index 294aea77ed..0000000000
--- a/test/Index/print-typekind.c
+++ /dev/null
@@ -1,28 +0,0 @@
-typedef int FooType;
-int *p;
-int *f(int *p, char *x, FooType z) {
-  const FooType w = z;
-  return p + z;
-}
-typedef double OtherType;
-typedef int ArrayType[5];
-
-// RUN: c-index-test -test-print-typekind %s | FileCheck %s
-// CHECK: TypedefDecl=FooType:1:13 (Definition) typekind=Typedef [canonical=Int] [isPOD=1]
-// CHECK: VarDecl=p:2:6 typekind=Pointer [isPOD=1]
-// CHECK: FunctionDecl=f:3:6 (Definition) typekind=FunctionProto [canonical=FunctionProto] [result=Pointer] [args= Pointer Pointer Typedef] [isPOD=0]
-// CHECK: ParmDecl=p:3:13 (Definition) typekind=Pointer [isPOD=1]
-// CHECK: ParmDecl=x:3:22 (Definition) typekind=Pointer [isPOD=1]
-// CHECK: ParmDecl=z:3:33 (Definition) typekind=Typedef [canonical=Int] [isPOD=1]
-// CHECK: TypeRef=FooType:1:13 typekind=Typedef [canonical=Int] [isPOD=1]
-// CHECK: CompoundStmt= typekind=Invalid [isPOD=0]
-// CHECK: DeclStmt= typekind=Invalid [isPOD=0]
-// CHECK: VarDecl=w:4:17 (Definition) typekind=Typedef const [canonical=Int] [isPOD=1]
-// CHECK: TypeRef=FooType:1:13 typekind=Typedef [canonical=Int] [isPOD=1]
-// CHECK: DeclRefExpr=z:3:33 typekind=Typedef [canonical=Int] [isPOD=1]
-// CHECK: ReturnStmt= typekind=Invalid [isPOD=0]
-// CHECK: BinaryOperator= typekind=Pointer [isPOD=1]
-// CHECK: DeclRefExpr=p:3:13 typekind=Pointer [isPOD=1]
-// CHECK: DeclRefExpr=z:3:33 typekind=Typedef [canonical=Int] [isPOD=1]
-// CHECK: TypedefDecl=OtherType:7:16 (Definition) typekind=Typedef [canonical=Double] [isPOD=1]
-// CHECK: TypedefDecl=ArrayType:8:13 (Definition) typekind=Typedef [canonical=ConstantArray] [isPOD=1]
diff --git a/test/Index/print-typekind.m b/test/Index/print-typekind.m
deleted file mode 100644
index 565c5e38c4..0000000000
--- a/test/Index/print-typekind.m
+++ /dev/null
@@ -1,10 +0,0 @@
-@interface Foo
-@property (readonly) id x;
--(int) mymethod;
--(const id) mymethod2:(id)x blah:(Class)y boo:(SEL)z;
-@end
-
-// RUN: c-index-test -test-print-typekind %s | FileCheck %s
-// CHECK: ObjCPropertyDecl=x:2:25 typekind=ObjCId [canonical=ObjCObjectPointer]
-// CHECK: ObjCInstanceMethodDecl=mymethod:3:8 typekind=Invalid [result=Int]
-// CHECK: ObjCInstanceMethodDecl=mymethod2:blah:boo::4:13 typekind=Invalid [result=ObjCId] [args= ObjCId ObjCClass ObjCSel]
diff --git a/test/Index/vector-types.c b/test/Index/vector-types.c
deleted file mode 100644
index 404e4a54d9..0000000000
--- a/test/Index/vector-types.c
+++ /dev/null
@@ -1,6 +0,0 @@
-int __attribute__((vector_size(16))) x;
-typedef int __attribute__((vector_size(16))) int4_t;
-
-// RUN: c-index-test -test-print-typekind %s | FileCheck %s
-// CHECK: VarDecl=x:1:38 typekind=Vector [isPOD=1]
-// CHECK: TypedefDecl=int4_t:2:46 (Definition) typekind=Typedef [canonical=Vector] [isPOD=1]