[lld/mac] Fix sub-library.s on Windows after 8e8701abca3d4f0

The endswith() check for the framework name fails when joining
with the native path separator. Always use the posix separator as fix.

diff --git a/lld/MachO/InputFiles.cpp b/lld/MachO/InputFiles.cpp
index 01a8444d6161aac8c7f2763002a55bfc65bafd16..a4fb9035193c330b5d62a1b0f178aa85a6202c9c 100644 (file)
--- a/lld/MachO/InputFiles.cpp
+++ b/lld/MachO/InputFiles.cpp
@@ -865,7 +865,7 @@ static DylibFile *findDylib(StringRef path, DylibFile *umbrella,
   {
     StringRef stem = path::stem(path);
     SmallString<128> frameworkName;
-    path::append(frameworkName, stem + ".framework", stem);
+    path::append(frameworkName, path::Style::posix, stem + ".framework", stem);
     bool isFramework = path.endswith(frameworkName);
     if (isFramework) {
       for (StringRef dir : config->frameworkSearchPaths) {