From 6c357e0de594b0dd341a05d94b11616113668f7e Mon Sep 17 00:00:00 2001
From: chrchr-github <christian.riesch@live.com>
Date: Tue, 18 Jun 2024 20:53:15 +0200
Subject: [PATCH] Fix #12852 fuzzing crash in getEnumType()

---
 lib/tokenize.cpp                                                | 2 ++
 .../fuzz-crash/crash-772965250be2580c7c52f024c15fd5c8a9bb13c7   | 1 +
 2 files changed, 3 insertions(+)
 create mode 100644 test/cli/fuzz-crash/crash-772965250be2580c7c52f024c15fd5c8a9bb13c7

diff --git a/lib/tokenize.cpp b/lib/tokenize.cpp
index bc5d1c7443f..3580cda4008 100644
--- a/lib/tokenize.cpp
+++ b/lib/tokenize.cpp
@@ -8681,6 +8681,8 @@ void Tokenizer::findGarbageCode() const
             syntaxError(tok);
         if (Token::Match(tok, "%assign% [;)}]") && (!cpp || !Token::simpleMatch(tok->previous(), "operator")))
             syntaxError(tok);
+        if (Token::Match(tok, "; %assign%"))
+            syntaxError(tok);
         if (Token::Match(tok, "%cop%|=|,|[ %or%|%oror%|/|%"))
             syntaxError(tok);
         if (Token::Match(tok, "[;([{] %comp%|%oror%|%or%|%|/"))
diff --git a/test/cli/fuzz-crash/crash-772965250be2580c7c52f024c15fd5c8a9bb13c7 b/test/cli/fuzz-crash/crash-772965250be2580c7c52f024c15fd5c8a9bb13c7
new file mode 100644
index 00000000000..a010a5fcfcc
--- /dev/null
+++ b/test/cli/fuzz-crash/crash-772965250be2580c7c52f024c15fd5c8a9bb13c7
@@ -0,0 +1 @@
+enum{C=e;=U};
\ No newline at end of file