From e953f0389ffcc07c88d2592800f98a4f8d8877b3 Mon Sep 17 00:00:00 2001
From: Hans Kristian Rosbach <hk-git@circlestorm.org>
Date: Mon, 2 Mar 2026 22:42:09 +0100
Subject: CMake: UBSAN: Don't enable 'unsigned-integer-overflow' and
 'unsigned-shift-base' checks.

---
 cmake/detect-sanitizer.cmake | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cmake/detect-sanitizer.cmake b/cmake/detect-sanitizer.cmake
index b71c1a37f3..ebf9674b3d 100644
--- a/cmake/detect-sanitizer.cmake
+++ b/cmake/detect-sanitizer.cmake
@@ -132,12 +132,12 @@ macro(add_undefined_sanitizer)
         shift-exponent
         signed-integer-overflow
         undefined
-        unsigned-integer-overflow
-        unsigned-shift-base
         vla-bound
         vptr
         )
 
+    # unsigned-integer-overflow and unsigned-shift-base are not enabled, as they are not undefined in C/C++
+
     # Object size sanitizer has no effect at -O0 and produces compiler warning if enabled
     if(NOT CMAKE_C_FLAGS MATCHES "-O0")
         list(APPEND known_checks object-size)
-- 
cgit 0.0.5-2-1-g0f52