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-rw-r--r--lib/Driver/Tools.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index ad32bc7d1b..e6f5b24cce 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -1628,7 +1628,7 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
if (const char *pwd = ::getenv("PWD")) {
// GCC also verifies that stat(pwd) and stat(".") have the same inode
// number. Not doing those because stats are slow, but we could.
- if (pwd[0] == '/') {
+ if (llvm::sys::path::is_absolute(pwd)) {
std::string CompDir = pwd;
CmdArgs.push_back("-fdebug-compilation-dir");
CmdArgs.push_back(Args.MakeArgString(CompDir));