[PATCH] D114142: [clang-format] [PR52527] can join * with /* to form an outside of comment error C4138

[MyDeveloperDay via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGe7cb3283c803: [clang-format] [PR52527] can join * with /* to 
form an outside of comment error… (authored by MyDeveloperDay).

Changed prior to commit:
  https://reviews.llvm.org/D114142?vs=388696&id=389133#toc

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D114142/new/

https://reviews.llvm.org/D114142

Files:
  clang/lib/Format/TokenAnnotator.cpp
  clang/unittests/Format/FormatTest.cpp


Index: clang/unittests/Format/FormatTest.cpp
===================================================================
--- clang/unittests/Format/FormatTest.cpp
+++ clang/unittests/Format/FormatTest.cpp
@@ -9439,6 +9439,13 @@
   verifyFormat("void f() { &(*I).first; }");
 
   verifyIndependentOfContext("f(b * /* confusing comment */ ++c);");
+  verifyFormat("f(* /* confusing comment */ foo);");
+  verifyFormat("void (* /*deleter*/)(const Slice &key, void *value)");
+  verifyFormat("void foo(int * // this is the first paramters\n"
+               "         ,\n"
+               "         int second);");
+  verifyFormat("double term = a * // first\n"
+               "              b;");
   verifyFormat(
       "int *MyValues = {\n"
       "    *A, // Operator detection might be confused by the '{'\n"
Index: clang/lib/Format/TokenAnnotator.cpp
===================================================================
--- clang/lib/Format/TokenAnnotator.cpp
+++ clang/lib/Format/TokenAnnotator.cpp
@@ -3246,6 +3246,12 @@
   };
   if (Right.Tok.getIdentifierInfo() && Left.Tok.getIdentifierInfo())
     return true; // Never ever merge two identifiers.
+
+  // Leave a space between * and /* to avoid C4138 `comment end` found outside
+  // of comment.
+  if (Left.is(tok::star) && Right.is(tok::comment))
+    return true;
+
   if (Style.isCpp()) {
     if (Left.is(tok::kw_operator))
       return Right.is(tok::coloncolon);



Index: clang/unittests/Format/FormatTest.cpp
===================================================================
--- clang/unittests/Format/FormatTest.cpp
+++ clang/unittests/Format/FormatTest.cpp
@@ -9439,6 +9439,13 @@
   verifyFormat("void f() { &(*I).first; }");
 
   verifyIndependentOfContext("f(b * /* confusing comment */ ++c);");
+  verifyFormat("f(* /* confusing comment */ foo);");
+  verifyFormat("void (* /*deleter*/)(const Slice &key, void *value)");
+  verifyFormat("void foo(int * // this is the first paramters\n"
+               "         ,\n"
+               "         int second);");
+  verifyFormat("double term = a * // first\n"
+               "              b;");
   verifyFormat(
       "int *MyValues = {\n"
       "    *A, // Operator detection might be confused by the '{'\n"
Index: clang/lib/Format/TokenAnnotator.cpp
===================================================================
--- clang/lib/Format/TokenAnnotator.cpp
+++ clang/lib/Format/TokenAnnotator.cpp
@@ -3246,6 +3246,12 @@
   };
   if (Right.Tok.getIdentifierInfo() && Left.Tok.getIdentifierInfo())
     return true; // Never ever merge two identifiers.
+
+  // Leave a space between * and /* to avoid C4138 `comment end` found outside
+  // of comment.
+  if (Left.is(tok::star) && Right.is(tok::comment))
+    return true;
+
   if (Style.isCpp()) {
     if (Left.is(tok::kw_operator))
       return Right.is(tok::coloncolon);

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