[PATCH] D116859: Fix for: clang-format: break added to macro define with ColumnLimit: 0

[Armen Khachkinaev via Phabricator via cfe-commits]

futuarmo updated this revision to Diff 398695.
futuarmo edited the summary of this revision.

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D116859/new/

https://reviews.llvm.org/D116859

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


Index: clang/unittests/Format/FormatTest.cpp
===================================================================
--- clang/unittests/Format/FormatTest.cpp
+++ clang/unittests/Format/FormatTest.cpp
@@ -4804,6 +4804,15 @@
                Style);
 }
 
+TEST_F(FormatTest, FormatMacroWithZeroColumnWidth) {
+  FormatStyle ZeroColumn = getLLVMStyleWithColumns(0);
+
+  // clang-format off
+  verifyFormat("#define A LOOOOOOOOOOOOOOOOOOONG() LOOOOOOOOOOOOOOOOOOONG()\n",
+               ZeroColumn);
+  // clang-format on
+}
+
 TEST_F(FormatTest, LayoutMacroDefinitionsStatementsSpanningBlocks) {
   verifyFormat("#define A \\\n"
                "  f({     \\\n"
Index: clang/lib/Format/ContinuationIndenter.cpp
===================================================================
--- clang/lib/Format/ContinuationIndenter.cpp
+++ clang/lib/Format/ContinuationIndenter.cpp
@@ -485,7 +485,8 @@
     // different LineFormatter would be used otherwise.
     if (Previous.ClosesTemplateDeclaration)
       return Style.AlwaysBreakTemplateDeclarations != FormatStyle::BTDS_No;
-    if (Previous.is(TT_FunctionAnnotationRParen))
+    if (Previous.is(TT_FunctionAnnotationRParen) &&
+        State.Line->Type != LT_PreprocessorDirective)
       return true;
     if (Previous.is(TT_LeadingJavaAnnotation) && Current.isNot(tok::l_paren) &&
         Current.isNot(TT_LeadingJavaAnnotation))



Index: clang/unittests/Format/FormatTest.cpp
===================================================================
--- clang/unittests/Format/FormatTest.cpp
+++ clang/unittests/Format/FormatTest.cpp
@@ -4804,6 +4804,15 @@
                Style);
 }
 
+TEST_F(FormatTest, FormatMacroWithZeroColumnWidth) {
+  FormatStyle ZeroColumn = getLLVMStyleWithColumns(0);
+
+  // clang-format off
+  verifyFormat("#define A LOOOOOOOOOOOOOOOOOOONG() LOOOOOOOOOOOOOOOOOOONG()\n",
+               ZeroColumn);
+  // clang-format on
+}
+
 TEST_F(FormatTest, LayoutMacroDefinitionsStatementsSpanningBlocks) {
   verifyFormat("#define A \\\n"
                "  f({     \\\n"
Index: clang/lib/Format/ContinuationIndenter.cpp
===================================================================
--- clang/lib/Format/ContinuationIndenter.cpp
+++ clang/lib/Format/ContinuationIndenter.cpp
@@ -485,7 +485,8 @@
     // different LineFormatter would be used otherwise.
     if (Previous.ClosesTemplateDeclaration)
       return Style.AlwaysBreakTemplateDeclarations != FormatStyle::BTDS_No;
-    if (Previous.is(TT_FunctionAnnotationRParen))
+    if (Previous.is(TT_FunctionAnnotationRParen) &&
+        State.Line->Type != LT_PreprocessorDirective)
       return true;
     if (Previous.is(TT_LeadingJavaAnnotation) && Current.isNot(tok::l_paren) &&
         Current.isNot(TT_LeadingJavaAnnotation))

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