From 9e54b3792daca1898a1b751d37fa22360721eba5 Mon Sep 17 00:00:00 2001
From: Robert Schumacher <roschuma@microsoft.com>
Date: Tue, 20 Mar 2018 21:45:01 -0700
Subject: [mpg123] Disable LTCG for static libs to avoid ABI incompatibility

---
 scripts/cmake/vcpkg_build_msbuild.cmake | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'scripts')

diff --git a/scripts/cmake/vcpkg_build_msbuild.cmake b/scripts/cmake/vcpkg_build_msbuild.cmake
index b8403d277..6da8a7369 100644
--- a/scripts/cmake/vcpkg_build_msbuild.cmake
+++ b/scripts/cmake/vcpkg_build_msbuild.cmake
@@ -87,6 +87,12 @@ function(vcpkg_build_msbuild)
         /m
     )
 
+    if(VCPKG_LIBRARY_LINKAGE STREQUAL "static")
+        # Disable LTCG for static libraries because this setting introduces ABI incompatibility between minor compiler versions
+        # TODO: Add a way for the user to override this if they want to opt-in to incompatibility
+        list(APPEND _csc_OPTIONS /p:WholeProgramOptimization=false)
+    endif()
+
     if(NOT DEFINED VCPKG_BUILD_TYPE OR VCPKG_BUILD_TYPE STREQUAL "release")
         message(STATUS "Building ${_csc_PROJECT_PATH} for Release")
         file(MAKE_DIRECTORY ${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET}-rel)
-- 
cgit v1.2.3