diff --git a/compiler-rt/test/asan/lit.cfg.py b/compiler-rt/test/asan/lit.cfg.py
--- a/compiler-rt/test/asan/lit.cfg.py
+++ b/compiler-rt/test/asan/lit.cfg.py
@@ -259,3 +259,12 @@
 
 if config.host_os == 'NetBSD':
   config.substitutions.insert(0, ('%run', config.netbsd_noaslr_prefix))
+
+# Avoid Windows heuristics which try to detect potential installer programs
+# (which may need to run with elevated privileges) and ask if the user wants
+# to run them in that way. This heuristic may match for executables containing
+# the word "update", e.g. `TestCases/asan_update_allocation.cpp`. Set an
+# environment variable indicating that we want to execute them with the current
+# user.
+if config.host_os == 'Windows':
+    config.environment['__COMPAT_LAYER'] = 'RunAsInvoker'