[PATCH] D58570: [libclang] Expose warn_unused and warn_unused_result attributes.

[Emilio Cobos Álvarez via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rC354824: [libclang] Expose warn_unused and warn_unused_result attributes. (authored by emilio, committed by ).
Herald added a reviewer: serge-sans-paille.

Changed prior to commit:
  https://reviews.llvm.org/D58570?vs=188026&id=188251#toc

Repository:
  rC Clang

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D58570/new/

https://reviews.llvm.org/D58570

Files:
  bindings/python/clang/cindex.py
  include/clang-c/Index.h
  test/Index/attributes.c
  tools/libclang/CIndex.cpp
  tools/libclang/CXCursor.cpp


Index: tools/libclang/CIndex.cpp
===================================================================
--- tools/libclang/CIndex.cpp
+++ tools/libclang/CIndex.cpp
@@ -5477,6 +5477,10 @@
       return cxstring::createRef("FriendDecl");
   case CXCursor_ConvergentAttr:
       return cxstring::createRef("attribute(convergent)");
+  case CXCursor_WarnUnusedAttr:
+      return cxstring::createRef("attribute(warn_unused)");
+  case CXCursor_WarnUnusedResultAttr:
+      return cxstring::createRef("attribute(warn_unused_result)");
   }
 
   llvm_unreachable("Unhandled CXCursorKind");
Index: tools/libclang/CXCursor.cpp
===================================================================
--- tools/libclang/CXCursor.cpp
+++ tools/libclang/CXCursor.cpp
@@ -79,6 +79,8 @@
     case attr::ObjCBoxable: return CXCursor_ObjCBoxable;
     case attr::FlagEnum: return CXCursor_FlagEnum;
     case attr::Convergent: return CXCursor_ConvergentAttr;
+    case attr::WarnUnused: return CXCursor_WarnUnusedAttr;
+    case attr::WarnUnusedResult: return CXCursor_WarnUnusedResultAttr;
   }
 
   return CXCursor_UnexposedAttr;
Index: bindings/python/clang/cindex.py
===================================================================
--- bindings/python/clang/cindex.py
+++ bindings/python/clang/cindex.py
@@ -1343,6 +1343,8 @@
 CursorKind.DLLEXPORT_ATTR = CursorKind(418)
 CursorKind.DLLIMPORT_ATTR = CursorKind(419)
 CursorKind.CONVERGENT_ATTR = CursorKind(438)
+CursorKind.WARN_UNUSED_ATTR = CursorKind(439)
+CursorKind.WARN_UNUSED_RESULT_ATTR = CursorKind(440)
 
 ###
 # Preprocessing
Index: include/clang-c/Index.h
===================================================================
--- include/clang-c/Index.h
+++ include/clang-c/Index.h
@@ -32,7 +32,7 @@
  * compatible, thus CINDEX_VERSION_MAJOR is expected to remain stable.
  */
 #define CINDEX_VERSION_MAJOR 0
-#define CINDEX_VERSION_MINOR 51
+#define CINDEX_VERSION_MINOR 52
 
 #define CINDEX_VERSION_ENCODE(major, minor) ( \
       ((major) * 10000)                       \
@@ -2587,7 +2587,9 @@
   CXCursor_ObjCBoxable                   = 436,
   CXCursor_FlagEnum                      = 437,
   CXCursor_ConvergentAttr                = 438,
-  CXCursor_LastAttr                      = CXCursor_ConvergentAttr,
+  CXCursor_WarnUnusedAttr                = 439,
+  CXCursor_WarnUnusedResultAttr          = 440,
+  CXCursor_LastAttr                      = CXCursor_WarnUnusedResultAttr,
 
   /* Preprocessing */
   CXCursor_PreprocessingDirective        = 500,
Index: test/Index/attributes.c
===================================================================
--- test/Index/attributes.c
+++ test/Index/attributes.c
@@ -14,6 +14,12 @@
 
 void convergent_fn() __attribute__((convergent));
 
+int warn_unused_result_fn() __attribute__((warn_unused_result));
+
+struct __attribute__((warn_unused)) WarnUnused {
+  int b;
+};
+
 // CHECK: attributes.c:3:32: StructDecl=Test2:3:32 (Definition) Extent=[3:1 - 5:2]
 // CHECK: attributes.c:3:23: attribute(packed)=packed Extent=[3:23 - 3:29]
 // CHECK: attributes.c:4:8: FieldDecl=a:4:8 (Definition) Extent=[4:3 - 4:9] [access=public]
@@ -29,3 +35,7 @@
 // CHECK: attributes.c:12:3: EnumConstantDecl=Foo:12:3 (Definition) Extent=[12:3 - 12:6]
 // CHECK: attributes.c:15:6: FunctionDecl=convergent_fn:15:6 Extent=[15:1 - 15:49]
 // CHECK: attributes.c:15:37: attribute(convergent)= Extent=[15:37 - 15:47]
+// CHECK: attributes.c:17:5: FunctionDecl=warn_unused_result_fn:17:5 Extent=[17:1 - 17:64]
+// CHECK: attributes.c:17:44: attribute(warn_unused_result)= Extent=[17:44 - 17:62]
+// CHECK: attributes.c:19:37: StructDecl=WarnUnused:19:37 (Definition) Extent=[19:1 - 21:2]
+// CHECK: attributes.c:19:23: attribute(warn_unused)= Extent=[19:23 - 19:34]


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