[IR] Remove an unnecessary cast (NFC) (#146464)

kazutakahirata · web-flow · commit 7622bf9d1270 · 2025-07-01T07:32:29.000-07:00
The destructor does not return anything.
diff --git a/llvm/lib/IR/Metadata.cpp b/llvm/lib/IR/Metadata.cpp
@@ -699,7 +699,7 @@ MDNode::Header::~Header() {
   }
   MDOperand *O = reinterpret_cast<MDOperand *>(this);
   for (MDOperand *E = O - SmallSize; O != E; --O)
-    (void)(O - 1)->~MDOperand();
+    (O - 1)->~MDOperand();
 }
 
 void *MDNode::Header::getSmallPtr() {

Original file line number	Diff line number	Diff line change
`@@ -699,7 +699,7 @@ MDNode::Header::~Header() {`
`699`	`699`	`}`
`700`	`700`	`MDOperand O = reinterpret_cast<MDOperand >(this);`
`701`	`701`	`for (MDOperand *E = O - SmallSize; O != E; --O)`
`702`		`- (void)(O - 1)->~MDOperand();`
	`702`	`+ (O - 1)->~MDOperand();`
`703`	`703`	`}`
`704`	`704`
`705`	`705`	`void *MDNode::Header::getSmallPtr() {`