From 85c25b4d508baee01ef8f5546649fcecf54fc1d0 Mon Sep 17 00:00:00 2001
From: David Majnemer <david.majnemer@gmail.com>
Date: Sun, 24 Jul 2016 17:44:03 +0000
Subject: [Driver] Switch some getenv calls to llvm::sys::Process::GetEnv

No functional change is intended.

llvm-svn: 276573
---
 clang/lib/Driver/Driver.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'clang/lib/Driver/Driver.cpp')

diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index 8034e472ce5..1b958520452 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -455,8 +455,9 @@ Compilation *Driver::BuildCompilation(ArrayRef<const char *> ArgList) {
   // FIXME: Handle environment options which affect driver behavior, somewhere
   // (client?). GCC_EXEC_PREFIX, LPATH, CC_PRINT_OPTIONS.
 
-  if (char *env = ::getenv("COMPILER_PATH")) {
-    StringRef CompilerPath = env;
+  if (Optional<std::string> CompilerPathValue =
+          llvm::sys::Process::GetEnv("COMPILER_PATH")) {
+    StringRef CompilerPath = *CompilerPathValue;
     while (!CompilerPath.empty()) {
       std::pair<StringRef, StringRef> Split =
           CompilerPath.split(llvm::sys::EnvPathSeparator);
-- 
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