Author: owenca
Date: 2026-03-13T19:21:52-07:00
New Revision: 5c38a682cc220a48c209f4f9a434605c65a02064

URL: 
https://github.com/llvm/llvm-project/commit/5c38a682cc220a48c209f4f9a434605c65a02064
DIFF: 
https://github.com/llvm/llvm-project/commit/5c38a682cc220a48c209f4f9a434605c65a02064.diff

LOG: [clang-format] Fix an assertion failure on invalid C++ lambda (#185349)

Fixes #185268

Added: 
    

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

Removed: 
    


################################################################################
diff  --git a/clang/lib/Format/TokenAnnotator.cpp 
b/clang/lib/Format/TokenAnnotator.cpp
index 1b588435d6302..965c9195aa7f4 100644
--- a/clang/lib/Format/TokenAnnotator.cpp
+++ b/clang/lib/Format/TokenAnnotator.cpp
@@ -4147,7 +4147,7 @@ void 
TokenAnnotator::calculateFormattingInformation(AnnotatedLine &Line) const {
         if (Tok->is(TT_CtorInitializerColon))
           break;
         if (Tok->is(tok::arrow)) {
-          Tok->setType(TT_TrailingReturnArrow);
+          Tok->overwriteFixedType(TT_TrailingReturnArrow);
           break;
         }
         if (Tok->isNot(TT_TrailingAnnotation))

diff  --git a/clang/unittests/Format/FormatTest.cpp 
b/clang/unittests/Format/FormatTest.cpp
index 63edc17b6da25..d066b3f482b21 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -29354,6 +29354,10 @@ TEST_F(FormatTest, UnbalancedAngleBrackets) {
                 getLLVMStyleWithColumns(50));
 }
 
+TEST_F(FormatTest, LambdaArrowAsTrailingReturnArrow) {
+  verifyNoCrash("void foo()([] consteval -> int {}())");
+}
+
 } // namespace
 } // namespace test
 } // namespace format


        
_______________________________________________
cfe-commits mailing list
[email protected]
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

Reply via email to