Revert to using &...[0] for std::vector, apparently .data isn't generally
available (and it isn't necessary in this case).


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@72425 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/driver/driver.cpp b/tools/driver/driver.cpp
index cc89b0a..804bef4 100644
--- a/tools/driver/driver.cpp
+++ b/tools/driver/driver.cpp
@@ -189,7 +189,7 @@
     ApplyQAOverride(StringPointers, OverrideStr, SavedStrings);
 
     C.reset(TheDriver.BuildCompilation(StringPointers.size(), 
-                                       StringPointers.data()));
+                                       &StringPointers[0]));
   } else if (const char *Cur = ::getenv("CCC_ADD_ARGS")) {
     std::vector<const char*> StringPointers;
 
@@ -213,7 +213,7 @@
     StringPointers.insert(StringPointers.end(), argv + 1, argv + argc);
 
     C.reset(TheDriver.BuildCompilation(StringPointers.size(), 
-                                       StringPointers.data()));
+                                       &StringPointers[0]));
   } else
     C.reset(TheDriver.BuildCompilation(argc, argv));