[GlobalMerge] Fix inaccurate debug print. (#124377)

This message was not updated when MinSize was added.

Author: topperc

llvm/lib/CodeGen/GlobalMerge.cpp

@@ -728,7 +728,8 @@ bool GlobalMergeImpl::run(Module &M) {
 
     Type *Ty = GV.getValueType();
     TypeSize AllocSize = DL.getTypeAllocSize(Ty);
-    if (AllocSize < Opt.MaxOffset && AllocSize >= Opt.MinSize) {
+    bool CanMerge = AllocSize < Opt.MaxOffset && AllocSize >= Opt.MinSize;
+    if (CanMerge) {
       if (TM &&
           TargetLoweringObjectFile::getKindForGlobal(&GV, *TM).isBSS())
         BSSGlobals[{AddressSpace, Section}].push_back(&GV);
@@ -737,11 +738,8 @@ bool GlobalMergeImpl::run(Module &M) {
       else
         Globals[{AddressSpace, Section}].push_back(&GV);
     }
-    LLVM_DEBUG(dbgs() << "GV "
-                      << ((DL.getTypeAllocSize(Ty) < Opt.MaxOffset)
-                              ? "to merge: "
-                              : "not to merge: ")
-                      << GV << "\n");
+    LLVM_DEBUG(dbgs() << "GV " << (CanMerge ? "" : "not ") << "to merge: " << GV
+                      << "\n");
   }
 
   for (auto &P : Globals)