Use llvm::cl::desc for description of the -Wimplicit-function-declaration option.

Patch by Holger Schurig!


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51774 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Driver/clang.cpp b/Driver/clang.cpp
index 714b03e..84df9de 100644
--- a/Driver/clang.cpp
+++ b/Driver/clang.cpp
@@ -489,8 +489,8 @@
    llvm::cl::desc("Warn on use of undefined macros in #if's"));
 
 static llvm::cl::opt<bool>
-WarnImplicitFunctionDeclaration("Wimplicit-function-declaration"
-                             "Warn about use of implicitly defined functions");
+WarnImplicitFunctionDeclaration("Wimplicit-function-declaration",
+   llvm::cl::desc("Warn about uses of implicitly defined functions"));
 
 /// InitializeDiagnostics - Initialize the diagnostic object, based on the
 /// current command line option settings.