Reland 9f3fdb0d7fab: [Driver] Use VFS to check if sanitizer blacklists exist

With updates to various LLVM tools that use SpecialCastList.

It was tempting to use RealFileSystem as the default, but that makes it
too easy to accidentally forget passing VFS in clang code.

1 files changed, 4 insertions, 2 deletions

diff --git a/llvm/unittests/Support/SpecialCaseListTest.cpp b/llvm/unittests/Support/SpecialCaseListTest.cpp
index 2245588d97c..de1f058b67f 100644
--- a/llvm/unittests/Support/SpecialCaseListTest.cpp
+++ b/llvm/unittests/Support/SpecialCaseListTest.cpp
@@ -9,6 +9,7 @@
 #include "llvm/Support/SpecialCaseList.h"
 #include "llvm/Support/FileSystem.h"
 #include "llvm/Support/MemoryBuffer.h"
+#include "llvm/Support/VirtualFileSystem.h"
 #include "gtest/gtest.h"
 
 using namespace llvm;
@@ -161,7 +162,8 @@ TEST_F(SpecialCaseListTest, InvalidSpecialCaseList) {
   EXPECT_EQ("malformed regex in line 2: 'fun(a': parentheses not balanced",
             Error);
   std::vector<std::string> Files(1, "unexisting");
-  EXPECT_EQ(nullptr, SpecialCaseList::create(Files, Error));
+  EXPECT_EQ(nullptr,
+            SpecialCaseList::create(Files, *vfs::getRealFileSystem(), Error));
   EXPECT_EQ(0U, Error.find("can't open file 'unexisting':"));
 }
 
@@ -177,7 +179,7 @@ TEST_F(SpecialCaseListTest, MultipleBlacklists) {
                                           "src:ban=init\n"));
   Files.push_back(makeSpecialCaseListFile("src:baz\n"
                                           "src:*fog*\n"));
-  auto SCL = SpecialCaseList::createOrDie(Files);
+  auto SCL = SpecialCaseList::createOrDie(Files, *vfs::getRealFileSystem());
   EXPECT_TRUE(SCL->inSection("", "src", "bar"));
   EXPECT_TRUE(SCL->inSection("", "src", "baz"));
   EXPECT_FALSE(SCL->inSection("", "src", "ban"));