[PATCH] D61297: [clang-format] Fix bug that misses some function-like macro usages

[Owen Pan via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL359687: [clang-format] Fix bug that misses some function-like macro usages (authored by owenpan, committed by ).
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Changed prior to commit:
  https://reviews.llvm.org/D61297?vs=197275&id=197553#toc

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D61297/new/

https://reviews.llvm.org/D61297

Files:
  cfe/trunk/lib/Format/UnwrappedLineParser.cpp
  cfe/trunk/unittests/Format/FormatTest.cpp


Index: cfe/trunk/lib/Format/UnwrappedLineParser.cpp
===================================================================
--- cfe/trunk/lib/Format/UnwrappedLineParser.cpp
+++ cfe/trunk/lib/Format/UnwrappedLineParser.cpp
@@ -1335,10 +1335,15 @@
       // See if the following token should start a new unwrapped line.
       StringRef Text = FormatTok->TokenText;
       nextToken();
-      if (Line->Tokens.size() == 1 &&
-          // JS doesn't have macros, and within classes colons indicate fields,
-          // not labels.
-          Style.Language != FormatStyle::LK_JavaScript) {
+
+      // JS doesn't have macros, and within classes colons indicate fields, not
+      // labels.
+      if (Style.Language == FormatStyle::LK_JavaScript)
+        break;
+
+      TokenCount = Line->Tokens.size();
+      if (TokenCount == 1 ||
+          (TokenCount == 2 && Line->Tokens.front().Tok->is(tok::comment))) {
         if (FormatTok->Tok.is(tok::colon) && !Line->MustBeDeclaration) {
           Line->Tokens.begin()->Tok->MustBreakBefore = true;
           parseLabel();
Index: cfe/trunk/unittests/Format/FormatTest.cpp
===================================================================
--- cfe/trunk/unittests/Format/FormatTest.cpp
+++ cfe/trunk/unittests/Format/FormatTest.cpp
@@ -2584,6 +2584,12 @@
   verifyFormat("VISIT_GL_CALL(GenBuffers, void, (GLsizei n, GLuint* buffers), "
                "(n, buffers))\n",
                getChromiumStyle(FormatStyle::LK_Cpp));
+
+  // See PR41483
+  EXPECT_EQ("/**/ FOO(a)\n"
+            "FOO(b)",
+            format("/**/ FOO(a)\n"
+                   "FOO(b)"));
 }
 
 TEST_F(FormatTest, MacroCallsWithoutTrailingSemicolon) {


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