[PATCH] D35847: clang-format: Fix left pointer alignment after delctype/typeof

[Krasimir Georgiev via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL310831: clang-format: Fix left pointer alignment after delctype/typeof (authored by krasimir).

Changed prior to commit:
  https://reviews.llvm.org/D35847?vs=110032&id=110938#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D35847

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


Index: cfe/trunk/lib/Format/TokenAnnotator.cpp
===================================================================
--- cfe/trunk/lib/Format/TokenAnnotator.cpp
+++ cfe/trunk/lib/Format/TokenAnnotator.cpp
@@ -1406,11 +1406,13 @@
     if (NextToken->isOneOf(tok::comma, tok::semi))
       return TT_PointerOrReference;
 
-    if (PrevToken->is(tok::r_paren) && PrevToken->MatchingParen &&
-        PrevToken->MatchingParen->Previous &&
-        PrevToken->MatchingParen->Previous->isOneOf(tok::kw_typeof,
-                                                    tok::kw_decltype))
-      return TT_PointerOrReference;
+    if (PrevToken->is(tok::r_paren) && PrevToken->MatchingParen) {
+      FormatToken *TokenBeforeMatchingParen =
+          PrevToken->MatchingParen->getPreviousNonComment();
+      if (TokenBeforeMatchingParen &&
+          TokenBeforeMatchingParen->isOneOf(tok::kw_typeof, tok::kw_decltype))
+        return TT_PointerOrReference;
+    }
 
     if (PrevToken->Tok.isLiteral() ||
         PrevToken->isOneOf(tok::r_paren, tok::r_square, tok::kw_true,
@@ -2214,14 +2216,23 @@
                                     Left.Previous->is(tok::kw_case));
   if (Left.is(tok::l_square) && Right.is(tok::amp))
     return false;
-  if (Right.is(TT_PointerOrReference))
-    return (Left.is(tok::r_paren) && Line.MightBeFunctionDecl) ||
-           (Left.Tok.isLiteral() ||
+  if (Right.is(TT_PointerOrReference)) {
+    if (Left.is(tok::r_paren) && Line.MightBeFunctionDecl) {
+      if (!Left.MatchingParen)
+        return true;
+      FormatToken *TokenBeforeMatchingParen =
+          Left.MatchingParen->getPreviousNonComment();
+      if (!TokenBeforeMatchingParen ||
+          !TokenBeforeMatchingParen->isOneOf(tok::kw_typeof, tok::kw_decltype))
+        return true;
+    }
+    return (Left.Tok.isLiteral() ||
             (!Left.isOneOf(TT_PointerOrReference, tok::l_paren) &&
              (Style.PointerAlignment != FormatStyle::PAS_Left ||
               (Line.IsMultiVariableDeclStmt &&
                (Left.NestingLevel == 0 ||
                 (Left.NestingLevel == 1 && Line.First->is(tok::kw_for)))))));
+  }
   if (Right.is(TT_FunctionTypeLParen) && Left.isNot(tok::l_paren) &&
       (!Left.is(TT_PointerOrReference) ||
        (Style.PointerAlignment != FormatStyle::PAS_Right &&
Index: cfe/trunk/unittests/Format/FormatTest.cpp
===================================================================
--- cfe/trunk/unittests/Format/FormatTest.cpp
+++ cfe/trunk/unittests/Format/FormatTest.cpp
@@ -5448,6 +5448,10 @@
   verifyFormat("for (;; *a = b) {\n}", Left);
   verifyFormat("return *this += 1;", Left);
   verifyFormat("throw *x;", Left);
+  verifyFormat("delete *x;", Left);
+  verifyFormat("typedef typeof(int(int, int))* MyFuncPtr;", Left);
+  verifyFormat("[](const decltype(*a)* ptr) {}", Left);
+  verifyFormat("typedef typeof /*comment*/ (int(int, int))* MyFuncPtr;", Left);
 
   verifyIndependentOfContext("a = *(x + y);");
   verifyIndependentOfContext("a = &(x + y);");
@@ -5494,9 +5498,6 @@
   verifyGoogleFormat("T** t = new T*;");
   verifyGoogleFormat("T** t = new T*();");
 
-  FormatStyle PointerLeft = getLLVMStyle();
-  PointerLeft.PointerAlignment = FormatStyle::PAS_Left;
-  verifyFormat("delete *x;", PointerLeft);
   verifyFormat("STATIC_ASSERT((a & b) == 0);");
   verifyFormat("STATIC_ASSERT(0 == (a & b));");
   verifyFormat("template <bool a, bool b> "


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