use LLVM_ABI_FRIEND for friend fucntion decl annotations

Author: andrurogerz

llvm/include/llvm/Support/Error.h

@@ -1182,7 +1182,7 @@ class ExpectedAsOutParameter {
 /// (or Expected) and you want to call code that still returns
 /// std::error_codes.
 class ECError : public ErrorInfo<ECError> {
-  LLVM_ABI friend Error errorCodeToError(std::error_code);
+  LLVM_ABI_FRIEND friend Error errorCodeToError(std::error_code);
 
   LLVM_ABI void anchor() override;
 

llvm/include/llvm/Support/FileSystem.h

@@ -220,7 +220,7 @@ class basic_file_status {
 
 /// Represents the result of a call to sys::fs::status().
 class file_status : public basic_file_status {
-  LLVM_ABI friend bool equivalent(file_status A, file_status B);
+  LLVM_ABI_FRIEND friend bool equivalent(file_status A, file_status B);
 
 #if defined(LLVM_ON_UNIX)
   dev_t fs_st_dev = 0;

llvm/include/llvm/Support/JSON.h

@@ -531,7 +531,7 @@ class Value {
                                       llvm::StringRef, std::string, json::Array,
                                       json::Object>
       Union;
-  LLVM_ABI friend bool operator==(const Value &, const Value &);
+  LLVM_ABI_FRIEND friend bool operator==(const Value &, const Value &);
 };
 
 LLVM_ABI bool operator==(const Value &, const Value &);
@@ -713,7 +713,7 @@ class Path::Root {
   llvm::StringLiteral ErrorMessage;
   std::vector<Path::Segment> ErrorPath; // Only valid in error state. Reversed.
 
-  LLVM_ABI friend void Path::report(llvm::StringLiteral Message);
+  LLVM_ABI_FRIEND friend void Path::report(llvm::StringLiteral Message);
 
 public:
   Root(llvm::StringRef Name = "") : Name(Name), ErrorMessage("") {}

llvm/include/llvm/Support/Path.h

@@ -80,8 +80,8 @@ class const_iterator
   Style S = Style::native; ///< The path style to use.
 
   // An end iterator has Position = Path.size() + 1.
-  LLVM_ABI friend const_iterator begin(StringRef path, Style style);
-  LLVM_ABI friend const_iterator end(StringRef path);
+  LLVM_ABI_FRIEND friend const_iterator begin(StringRef path, Style style);
+  LLVM_ABI_FRIEND friend const_iterator end(StringRef path);
 
 public:
   reference operator*() const { return Component; }
@@ -105,8 +105,8 @@ class reverse_iterator
   size_t    Position = 0;  ///< The iterators current position within Path.
   Style S = Style::native; ///< The path style to use.
 
-  LLVM_ABI friend reverse_iterator rbegin(StringRef path, Style style);
-  LLVM_ABI friend reverse_iterator rend(StringRef path);
+  LLVM_ABI_FRIEND friend reverse_iterator rbegin(StringRef path, Style style);
+  LLVM_ABI_FRIEND friend reverse_iterator rend(StringRef path);
 
 public:
   reference operator*() const { return Component; }

llvm/include/llvm/Support/PrettyStackTrace.h

@@ -51,7 +51,7 @@ namespace llvm {
   /// constructed and destructed, they will add their symbolic frames to a
   /// virtual stack trace.  This gets dumped out if the program crashes.
   class LLVM_ABI PrettyStackTraceEntry {
-    LLVM_ABI friend PrettyStackTraceEntry *
+    LLVM_ABI_FRIEND friend PrettyStackTraceEntry *
     ReverseStackTrace(PrettyStackTraceEntry *);
 
     PrettyStackTraceEntry *NextEntry;

llvm/include/llvm/Support/Timer.h

@@ -257,7 +257,7 @@ class TimerGroup {
 
 private:
   friend class Timer;
-  LLVM_ABI friend void PrintStatisticsJSON(raw_ostream &OS);
+  LLVM_ABI_FRIEND friend void PrintStatisticsJSON(raw_ostream &OS);
   void addTimer(Timer &T);
   void removeTimer(Timer &T);
   void prepareToPrintList(bool reset_time = false);