From d0ae85d19d45bac44e9183f65b420c481ddde411 Mon Sep 17 00:00:00 2001
From: chrchr-github <78114321+chrchr-github@users.noreply.github.com>
Date: Fri, 7 Aug 2026 09:55:54 +0200
Subject: [PATCH 1/2] Update tokenize.cpp

---
 lib/tokenize.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/lib/tokenize.cpp b/lib/tokenize.cpp
index 033462ca2e2..0076ce30875 100644
--- a/lib/tokenize.cpp
+++ b/lib/tokenize.cpp
@@ -566,11 +566,18 @@ namespace {
             const auto checkForRecursion = [this]() {
                 if (Token::Match(mTypedefToken, "typedef %name% %name% ;"))
                     return;
+                int nBraces = 0;
                 for (const Token *tok = mTypedefToken; tok != mEndToken; tok = tok->next()) {
+                    if (tok->str() == "{")
+                        ++nBraces;
+                    else if (tok->str() == "}")
+                        --nBraces;
                     if (tok == mNameToken)
                         continue;
                     if (tok->str() != mNameToken->str())
                         continue;
+                    if (nBraces > 0 && Token::simpleMatch(tok->next(), ";"))
+                        continue;
                     if (Token::Match(tok->previous(), "struct|class|enum|union"))
                         continue;
                     throw InternalError(tok, "recursive typedef encountered");

From b6baab23f91794060076cf48968a297a9fd41d20 Mon Sep 17 00:00:00 2001
From: chrchr-github <78114321+chrchr-github@users.noreply.github.com>
Date: Fri, 7 Aug 2026 10:00:42 +0200
Subject: [PATCH 2/2] Update testsimplifytypedef.cpp

---
 test/testsimplifytypedef.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/test/testsimplifytypedef.cpp b/test/testsimplifytypedef.cpp
index e83be343e01..f8e3eb1cdf6 100644
--- a/test/testsimplifytypedef.cpp
+++ b/test/testsimplifytypedef.cpp
@@ -3879,6 +3879,9 @@ class TestSimplifyTypedef : public TestFixture {
     void simplifyTypedef164() {
         const char code[] = "typedef struct D{x;}y y;";
         ASSERT_THROW_INTERNAL(tok(code), INTERNAL);
+
+        const char code2[] = "typedef struct { int t; } t;"; // #14966
+        ASSERT_EQUALS("struct t { int t ; } ;", tok(code2));
     }
 
     void simplifyTypedefFunction1() {