[PathV2]: Fix bug in create_directories which caused infinite recursion on

som inputs.

Bug found and fix proposed by Kal Conley!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153225 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael J. Spencer 2012-03-21 23:09:14 +00:00
parent 98a92d199c
commit 55f43d6b7e

View File

@ -654,12 +654,13 @@ error_code create_directories(const Twine &path, bool &existed) {
StringRef p = path.toStringRef(path_storage);
StringRef parent = path::parent_path(p);
bool parent_exists;
if (!parent.empty()) {
bool parent_exists;
if (error_code ec = fs::exists(parent, parent_exists)) return ec;
if (error_code ec = fs::exists(parent, parent_exists)) return ec;
if (!parent_exists)
if (error_code ec = create_directories(parent, existed)) return ec;
if (!parent_exists)
if (error_code ec = create_directories(parent, existed)) return ec;
}
return create_directory(p, existed);
}