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-rw-r--r--lib/System/Win32/Path.inc5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/System/Win32/Path.inc b/lib/System/Win32/Path.inc
index 048bf60297..1eee2bb3c1 100644
--- a/lib/System/Win32/Path.inc
+++ b/lib/System/Win32/Path.inc
@@ -124,7 +124,12 @@ Path::GetTemporaryDirectory(std::string* ErrMsg) {
// Append a subdirectory passed on our process id so multiple LLVMs don't
// step on each other's toes.
+#ifdef __MINGW32__
+ // Mingw's Win32 header files are broken.
sprintf(pathname, "LLVM_%u", unsigned(GetCurrentProcessId()));
+#else
+ sprintf(pathname, "LLVM_%u", GetCurrentProcessId());
+#endif
result.appendComponent(pathname);
// If there's a directory left over from a previous LLVM execution that