If defined, use TMPDIR environment variable as location for temporary files.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69609 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 1 deletions

diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
index 67e92c21b3..5a2c8f6027 100644
--- a/lib/Driver/Driver.cpp
+++ b/lib/Driver/Driver.cpp
@@ -1110,7 +1110,12 @@ std::string Driver::GetTemporaryPath(const char *Suffix) const {
   // FIXME: This is lame; sys::Path should provide this function (in
   // particular, it should know how to find the temporary files dir).
   std::string Error;
-  llvm::sys::Path P("/tmp/cc");
+  llvm::sys::Path P;
+  if (const char *TmpDir = ::getenv("TMPDIR"))
+    P = TmpDir;
+  else
+    P = "/tmp";
+  P.appendComponent("cc");
   if (P.makeUnique(false, &Error)) {
     Diag(clang::diag::err_drv_unable_to_make_temp) << Error;
     return "";