Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833

external/llvm/test/Transforms/GlobalOpt/trivialstore.ll

@@ -0,0 +1,19 @@
+; RUN: opt < %s -globalopt -S | FileCheck %s
+; CHECK-NOT: G
+
+@G = internal global i32 17             ; <i32*> [#uses=3]
+
+define void @foo() {
+        store i32 17, i32* @G
+        ret void
+}
+
+define i32 @bar() {
+        %X = load i32, i32* @G               ; <i32> [#uses=1]
+        ret i32 %X
+}
+
+define internal void @dead() {
+        store i32 123, i32* @G
+        ret void
+}