1 files changed, 79 insertions, 0 deletions
diff --git a/development/qt-creator-llvm/patches/070_D40561_Fix-cursors-for-functions-with-trailing-return-type.patch b/development/qt-creator-llvm/patches/070_D40561_Fix-cursors-for-functions-with-trailing-return-type.patch
new file mode 100644
index 0000000000..22084c5729
--- /dev/null
+++ b/development/qt-creator-llvm/patches/070_D40561_Fix-cursors-for-functions-with-trailing-return-type.patch
@@ -0,0 +1,79 @@
+--- a/tools/clang/test/Index/annotate-tokens.cpp
++++ b/tools/clang/test/Index/annotate-tokens.cpp
+@@ -37,7 +37,9 @@ class C {
+   ~C();
+ };
+ 
+-// RUN: c-index-test -test-annotate-tokens=%s:1:1:38:1 %s -fno-delayed-template-parsing | FileCheck %s
++auto test5(X) -> X;
++
++// RUN: c-index-test -test-annotate-tokens=%s:1:1:41:1 %s -std=c++14 -fno-delayed-template-parsing | FileCheck %s
+ // CHECK: Keyword: "struct" [1:1 - 1:7] StructDecl=bonk:1:8 (Definition)
+ // CHECK: Identifier: "bonk" [1:8 - 1:12] StructDecl=bonk:1:8 (Definition)
+ // CHECK: Punctuation: "{" [1:13 - 1:14] StructDecl=bonk:1:8 (Definition)
+@@ -184,6 +186,14 @@ class C {
+ // CHECK: Punctuation: "}" [29:22 - 29:23] CompoundStmt=
+ // CHECK: Punctuation: "~" [37:3 - 37:4] CXXDestructor=~C:37:3
+ // CHECK: Identifier: "C" [37:4 - 37:5] CXXDestructor=~C:37:3
++// CHECK: Keyword: "auto" [40:1 - 40:5] FunctionDecl=test5:40:6
++// CHECK: Identifier: "test5" [40:6 - 40:11] FunctionDecl=test5:40:6
++// CHECK: Punctuation: "(" [40:11 - 40:12] FunctionDecl=test5:40:6
++// CHECK: Identifier: "X" [40:12 - 40:13] TypeRef=struct X:7:8
++// CHECK: Punctuation: ")" [40:13 - 40:14] FunctionDecl=test5:40:6
++// CHECK: Punctuation: "->" [40:15 - 40:17] FunctionDecl=test5:40:6
++// CHECK: Identifier: "X" [40:18 - 40:19] TypeRef=struct X:7:8
++// CHECK: Punctuation: ";" [40:19 - 40:20]
+ 
+ // RUN: env LIBCLANG_DISABLE_CRASH_RECOVERY=1 c-index-test -test-annotate-tokens=%s:32:1:32:13 %s | FileCheck %s -check-prefix=CHECK2
+ // CHECK2: Keyword: "if" [32:3 - 32:5] IfStmt=
+--- a/tools/clang/tools/libclang/CIndex.cpp
++++ b/tools/clang/tools/libclang/CIndex.cpp
+@@ -783,6 +783,16 @@ bool CursorVisitor::VisitDeclaratorDecl(DeclaratorDecl *DD) {
+   return false;
+ }
+ 
++static bool HasTrailingReturnType(FunctionDecl *ND) {
++  const QualType Ty = ND->getType();
++  if (const FunctionType *AFT = Ty->getAs<FunctionType>()) {
++    if (const FunctionProtoType *FT = dyn_cast<FunctionProtoType>(AFT))
++      return FT->hasTrailingReturn();
++  }
++
++  return false;
++}
++
+ /// \brief Compare two base or member initializers based on their source order.
+ static int CompareCXXCtorInitializers(CXXCtorInitializer *const *X,
+                                       CXXCtorInitializer *const *Y) {
+@@ -802,14 +812,16 @@ bool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) {
+     // written. This requires a bit of work.
+     TypeLoc TL = TSInfo->getTypeLoc().IgnoreParens();
+     FunctionTypeLoc FTL = TL.getAs<FunctionTypeLoc>();
++    const bool HasTrailingRT = HasTrailingReturnType(ND);
+     
+     // If we have a function declared directly (without the use of a typedef),
+     // visit just the return type. Otherwise, just visit the function's type
+     // now.
+-    if ((FTL && !isa<CXXConversionDecl>(ND) && Visit(FTL.getReturnLoc())) ||
++    if ((FTL && !isa<CXXConversionDecl>(ND) && !HasTrailingRT &&
++         Visit(FTL.getReturnLoc())) ||
+         (!FTL && Visit(TL)))
+       return true;
+-    
++
+     // Visit the nested-name-specifier, if present.
+     if (NestedNameSpecifierLoc QualifierLoc = ND->getQualifierLoc())
+       if (VisitNestedNameSpecifierLoc(QualifierLoc))
+@@ -825,7 +837,11 @@ bool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) {
+     // Visit the function parameters, if we have a function type.
+     if (FTL && VisitFunctionTypeLoc(FTL, true))
+       return true;
+-    
++
++    // Visit the function's trailing return type.
++    if (FTL && HasTrailingRT && Visit(FTL.getReturnLoc()))
++      return true;
++
+     // FIXME: Attributes?
+   }
+