aaronpuchert created this revision.
aaronpuchert added reviewers: aeubanks, rsmith.
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Precommit builds cover Linux and Windows, but this ambiguity would only
show up on Mac OS: there we have int32_t = int, int64_t = long long and
size_t = unsigned long. So printing a size_t, while successful on the
other two architectures, cannot be unambiguously resolved on Mac OS.

This is not really meant to support printing arguments of type long or
size_t, but more as a way to prevent build breakage that would not be
detected in precommit builds, as happened in D125429 
<https://reviews.llvm.org/D125429>.

Technically we have no guarantee that one of these types has the 64 bits
that afdac5fbcb6a3 
<https://reviews.llvm.org/rGafdac5fbcb6a375245d435e4427086a376de59ff> wanted to 
provide, so proposals are welcome. We do
have a guarantee though that these three types are different, so we
should be fine with overload resolution.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D125580

Files:
  clang/include/clang/Basic/Diagnostic.h
  clang/lib/AST/CommentParser.cpp


Index: clang/lib/AST/CommentParser.cpp
===================================================================
--- clang/lib/AST/CommentParser.cpp
+++ clang/lib/AST/CommentParser.cpp
@@ -414,7 +414,7 @@
   if (Args.size() < Info->NumArgs) {
     Diag(CommandTok.getEndLocation().getLocWithOffset(1),
          diag::warn_doc_inline_command_not_enough_arguments)
-        << CommandTok.is(tok::at_command) << Info->Name << 
(uint64_t)Args.size()
+        << CommandTok.is(tok::at_command) << Info->Name << Args.size()
         << Info->NumArgs
         << SourceRange(CommandTok.getLocation(), CommandTok.getEndLocation());
   }
Index: clang/include/clang/Basic/Diagnostic.h
===================================================================
--- clang/include/clang/Basic/Diagnostic.h
+++ clang/include/clang/Basic/Diagnostic.h
@@ -1404,7 +1404,13 @@
 }
 
 inline const StreamingDiagnostic &operator<<(const StreamingDiagnostic &DB,
-                                             int64_t I) {
+                                             long I) {
+  DB.AddTaggedVal(I, DiagnosticsEngine::ak_sint);
+  return DB;
+}
+
+inline const StreamingDiagnostic &operator<<(const StreamingDiagnostic &DB,
+                                             long long I) {
   DB.AddTaggedVal(I, DiagnosticsEngine::ak_sint);
   return DB;
 }
@@ -1426,7 +1432,13 @@
 }
 
 inline const StreamingDiagnostic &operator<<(const StreamingDiagnostic &DB,
-                                             uint64_t I) {
+                                             unsigned long I) {
+  DB.AddTaggedVal(I, DiagnosticsEngine::ak_uint);
+  return DB;
+}
+
+inline const StreamingDiagnostic &operator<<(const StreamingDiagnostic &DB,
+                                             unsigned long long I) {
   DB.AddTaggedVal(I, DiagnosticsEngine::ak_uint);
   return DB;
 }


Index: clang/lib/AST/CommentParser.cpp
===================================================================
--- clang/lib/AST/CommentParser.cpp
+++ clang/lib/AST/CommentParser.cpp
@@ -414,7 +414,7 @@
   if (Args.size() < Info->NumArgs) {
     Diag(CommandTok.getEndLocation().getLocWithOffset(1),
          diag::warn_doc_inline_command_not_enough_arguments)
-        << CommandTok.is(tok::at_command) << Info->Name << (uint64_t)Args.size()
+        << CommandTok.is(tok::at_command) << Info->Name << Args.size()
         << Info->NumArgs
         << SourceRange(CommandTok.getLocation(), CommandTok.getEndLocation());
   }
Index: clang/include/clang/Basic/Diagnostic.h
===================================================================
--- clang/include/clang/Basic/Diagnostic.h
+++ clang/include/clang/Basic/Diagnostic.h
@@ -1404,7 +1404,13 @@
 }
 
 inline const StreamingDiagnostic &operator<<(const StreamingDiagnostic &DB,
-                                             int64_t I) {
+                                             long I) {
+  DB.AddTaggedVal(I, DiagnosticsEngine::ak_sint);
+  return DB;
+}
+
+inline const StreamingDiagnostic &operator<<(const StreamingDiagnostic &DB,
+                                             long long I) {
   DB.AddTaggedVal(I, DiagnosticsEngine::ak_sint);
   return DB;
 }
@@ -1426,7 +1432,13 @@
 }
 
 inline const StreamingDiagnostic &operator<<(const StreamingDiagnostic &DB,
-                                             uint64_t I) {
+                                             unsigned long I) {
+  DB.AddTaggedVal(I, DiagnosticsEngine::ak_uint);
+  return DB;
+}
+
+inline const StreamingDiagnostic &operator<<(const StreamingDiagnostic &DB,
+                                             unsigned long long I) {
   DB.AddTaggedVal(I, DiagnosticsEngine::ak_uint);
   return DB;
 }
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