[SCCP] Report changes after removing stores to constant global

Differential Revision: https://reviews.llvm.org/D81228

diff --git a/llvm/lib/Transforms/Scalar/SCCP.cpp b/llvm/lib/Transforms/Scalar/SCCP.cpp
index 6eb83af..cfe5aea 100644 (file)
--- a/llvm/lib/Transforms/Scalar/SCCP.cpp
+++ b/llvm/lib/Transforms/Scalar/SCCP.cpp
@@ -2031,6 +2031,7 @@ bool llvm::runIPSCCP(
     while (!GV->use_empty()) {
       StoreInst *SI = cast<StoreInst>(GV->user_back());
       SI->eraseFromParent();
+      MadeChanges = true;
     }
     M.getGlobalList().erase(GV);
     ++IPNumGlobalConst;