; RUN: touch %t.manifest
; RUN: echo "1 24 \"%t.manifest\"" > %t.rc
; RUN: llvm-rc -- %t.rc
+;; On Windows, try stripping out the drive name from the absolute path,
+;; and make sure the path still is found.
+; RUN: cat %t.rc | sed 's/"[a-zA-Z]:/"/' > %t2.rc
+; RUN: llvm-rc -- %t2.rc
SmallString<128> Cwd;
std::unique_ptr<MemoryBuffer> Result;
- // 0. The file path is absolute and the file exists.
- if (sys::path::is_absolute(File))
+ // 0. The file path is absolute or has a root directory, so we shouldn't
+ // try to append it on top of other base directories. (An absolute path
+ // must have a root directory, but e.g. the path "\dir\file" on windows
+ // isn't considered absolute, but it does have a root directory. As long as
+ // sys::path::append doesn't handle appending an absolute path or a path
+ // starting with a root directory on top of a base, we must handle this
+ // case separately at the top. C++17's path::append handles that case
+ // properly though, so if using that to append paths below, this early
+ // exception case could be removed.)
+ if (sys::path::has_root_directory(File))
return errorOrToExpected(MemoryBuffer::getFile(File, -1, false));
// 1. The current working directory.