llvmbot wrote:

<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang-format

Author: None (llvmbot)

<details>
<summary>Changes</summary>

Backport a4d4859dc70c046ad928805ddeaf8fa101793394

Requested by: @<!-- -->owenca

---
Full diff: https://github.com/llvm/llvm-project/pull/150458.diff


2 Files Affected:

- (modified) clang/lib/Format/Format.cpp (+3-2) 
- (modified) clang/unittests/Format/FormatTest.cpp (+2) 


``````````diff
diff --git a/clang/lib/Format/Format.cpp b/clang/lib/Format/Format.cpp
index 78c09be458f0a..c6802872700ab 100644
--- a/clang/lib/Format/Format.cpp
+++ b/clang/lib/Format/Format.cpp
@@ -2638,13 +2638,14 @@ class Formatter : public TokenAnalyzer {
       for (FormatToken *Tok = Line->First; Tok && Tok->Next; Tok = Tok->Next) {
         if (Tok->isNot(TT_PointerOrReference))
           continue;
-        // Don't treat space in `void foo() &&` as evidence.
+        // Don't treat space in `void foo() &&` or `void() &&` as evidence.
         if (const auto *Prev = Tok->getPreviousNonComment()) {
           if (Prev->is(tok::r_paren) && Prev->MatchingParen) {
             if (const auto *Func =
                     Prev->MatchingParen->getPreviousNonComment()) {
               if (Func->isOneOf(TT_FunctionDeclarationName, TT_StartOfName,
-                                TT_OverloadedOperator)) {
+                                TT_OverloadedOperator) ||
+                  Func->isTypeName(LangOpts)) {
                 continue;
               }
             }
diff --git a/clang/unittests/Format/FormatTest.cpp 
b/clang/unittests/Format/FormatTest.cpp
index 0bc1c6d45656e..4c0a7709d5a4d 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -12091,6 +12091,8 @@ TEST_F(FormatTest, UnderstandsFunctionRefQualification) 
{
   Prefix = "void a() const &;\n"
            "void b() const &;\n";
   verifyFormat(Prefix + "int *x;", Prefix + "int* x;", DerivePointerAlignment);
+
+  verifyGoogleFormat("MACRO(int*, std::function<void() &&>);");
 }
 
 TEST_F(FormatTest, PointerAlignmentFallback) {

``````````

</details>


https://github.com/llvm/llvm-project/pull/150458
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