Raise the responsibility for passing -disable-llvm-verifier in NDEBUG builds
to the driver, and support it in CodeGenOptsToArgs().  Note that this changes
the default behavior of clang -cc1 to always run the verifier.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@96077 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index f3b19f5..aff70bc 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -687,6 +687,11 @@
   // The make clang go fast button.
   CmdArgs.push_back("-disable-free");
 
+  // Disable the verification pass in -asserts builds.
+#ifdef NDEBUG
+  CmdArgs.push_back("-disable-llvm-verifier");
+#endif
+
   // Set the main file name, so that debug info works even with
   // -save-temps.
   CmdArgs.push_back("-main-file-name");