IdentifierNamingCheck.cpp: try to fix MSVC build

It was failing to build with:

clang-tidy\readability\IdentifierNamingCheck.cpp(640):
error C2882: 'format' : illegal use of namespace identifier in expression

llvm-svn: 262257

1 files changed, 4 insertions, 4 deletions

diff --git a/clang-tools-extra/clang-tidy/readability/IdentifierNamingCheck.cpp b/clang-tools-extra/clang-tidy/readability/IdentifierNamingCheck.cpp
index 7355afb75f4..3818606032a 100644
--- a/clang-tools-extra/clang-tidy/readability/IdentifierNamingCheck.cpp
+++ b/clang-tools-extra/clang-tidy/readability/IdentifierNamingCheck.cpp
@@ -634,10 +634,10 @@ void IdentifierNamingCheck::check(const MatchFinder::MatchResult &Result) {
     std::string Fixup = fixupWithStyle(Name, Style);
     if (StringRef(Fixup).equals(Name)) {
       if (!IgnoreFailedSplit) {
-        DEBUG(llvm::dbgs() << Decl->getLocStart().printToString(
-                                  *Result.SourceManager)
-                           << format(": unable to split words for %s '%s'\n",
-                                     KindName.c_str(), Name));
+        DEBUG(llvm::dbgs()
+              << Decl->getLocStart().printToString(*Result.SourceManager)
+              << llvm::format(": unable to split words for %s '%s'\n",
+                              KindName.c_str(), Name));
       }
     } else {
       NamingCheckFailure &Failure = NamingCheckFailures[Decl];