Pass a GlobalDecl to SetInternalFunctionAttributes. NFC.

This just reduces the noise in a followup patch.

Part of D43900.

llvm-svn: 326385
diff --git a/clang/lib/CodeGen/CGBlocks.cpp b/clang/lib/CodeGen/CGBlocks.cpp
index 5c35e09..3c3b922 100644
--- a/clang/lib/CodeGen/CGBlocks.cpp
+++ b/clang/lib/CodeGen/CGBlocks.cpp
@@ -1659,7 +1659,7 @@
                                           false,
                                           false);
 
-  CGM.SetInternalFunctionAttributes(nullptr, Fn, FI);
+  CGM.SetInternalFunctionAttributes(GlobalDecl(), Fn, FI);
 
   StartFunction(FD, C.VoidTy, Fn, FI, args);
   ApplyDebugLocation NL{*this, blockInfo.getBlockExpr()->getLocStart()};
@@ -1837,7 +1837,7 @@
                                           nullptr, SC_Static,
                                           false, false);
 
-  CGM.SetInternalFunctionAttributes(nullptr, Fn, FI);
+  CGM.SetInternalFunctionAttributes(GlobalDecl(), Fn, FI);
 
   StartFunction(FD, C.VoidTy, Fn, FI, args);
   ApplyDebugLocation NL{*this, blockInfo.getBlockExpr()->getLocStart()};
@@ -2119,7 +2119,7 @@
                                           SC_Static,
                                           false, false);
 
-  CGF.CGM.SetInternalFunctionAttributes(nullptr, Fn, FI);
+  CGF.CGM.SetInternalFunctionAttributes(GlobalDecl(), Fn, FI);
 
   CGF.StartFunction(FD, R, Fn, FI, args);
 
@@ -2193,7 +2193,7 @@
                                           SC_Static,
                                           false, false);
 
-  CGF.CGM.SetInternalFunctionAttributes(nullptr, Fn, FI);
+  CGF.CGM.SetInternalFunctionAttributes(GlobalDecl(), Fn, FI);
 
   CGF.StartFunction(FD, R, Fn, FI, args);