From 72357c7aeaf9e8605e056cab7165caa36369ac8a Mon Sep 17 00:00:00 2001
From: Doug Gregor <dgregor@apple.com>
Date: Tue, 7 Mar 2023 12:38:20 -0800
Subject: [PATCH] Disable the _StringProcessing import in the Observation
 module

Fixes rdar://106374161
---
 stdlib/public/Observation/Sources/Observation/CMakeLists.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/stdlib/public/Observation/Sources/Observation/CMakeLists.txt b/stdlib/public/Observation/Sources/Observation/CMakeLists.txt
index 1b5d5eb255838..dc17b06f16f74 100644
--- a/stdlib/public/Observation/Sources/Observation/CMakeLists.txt
+++ b/stdlib/public/Observation/Sources/Observation/CMakeLists.txt
@@ -28,6 +28,7 @@ add_swift_target_library(swiftObservation ${SWIFT_STDLIB_LIBRARY_BUILD_TYPES} IS
   SWIFT_COMPILE_FLAGS
     ${SWIFT_STANDARD_LIBRARY_SWIFT_FLAGS}
     "-enable-experimental-feature" "Macros"
+    -Xfrontend -disable-implicit-string-processing-module-import
 
   C_COMPILE_FLAGS
     ${swift_runtime_library_compile_flags}