Improve const-ness

This allows callers to pass a char ** (such as the one coming from the
standard decreed main declaration - even though everyone usually puts
const on that themselves).

llvm-svn: 235150

1 files changed, 3 insertions, 5 deletions

diff --git a/clang/lib/Tooling/CompilationDatabase.cpp b/clang/lib/Tooling/CompilationDatabase.cpp
index 73564376a58..2514f027f47 100644
--- a/clang/lib/Tooling/CompilationDatabase.cpp
+++ b/clang/lib/Tooling/CompilationDatabase.cpp
@@ -283,11 +283,9 @@ static bool stripPositionalArgs(std::vector<const char *> Args,
   return true;
 }
 
-FixedCompilationDatabase *
-FixedCompilationDatabase::loadFromCommandLine(int &Argc,
-                                              const char **Argv,
-                                              Twine Directory) {
-  const char **DoubleDash = std::find(Argv, Argv + Argc, StringRef("--"));
+FixedCompilationDatabase *FixedCompilationDatabase::loadFromCommandLine(
+    int &Argc, const char *const *Argv, Twine Directory) {
+  const char *const *DoubleDash = std::find(Argv, Argv + Argc, StringRef("--"));
   if (DoubleDash == Argv + Argc)
     return nullptr;
   std::vector<const char *> CommandLine(DoubleDash + 1, Argv + Argc);