fix build error in MSVC build (#86622)

SevenIsSeven · Seven · web-flow · commit c43932ebdc40 · 2024-03-26T17:05:08.000-07:00
This commit(#84738) introduced following compile warning then treated-as-error in MSVC build. >>>"'^': unsafe mix of type 'unsigned int' and type 'bool' in operation" --------- Co-authored-by: Seven <Seven.Li@amd.com>
diff --git a/llvm/include/llvm/IR/BasicBlock.h b/llvm/include/llvm/IR/BasicBlock.h
@@ -791,7 +791,7 @@ template <> struct DenseMapInfo<BasicBlock::iterator> {
   static unsigned getHashValue(const BasicBlock::iterator &It) {
     return DenseMapInfo<void *>::getHashValue(
                reinterpret_cast<void *>(It.getNodePtr())) ^
-           It.getHeadBit();
+           (unsigned)It.getHeadBit();
   }
 
   static bool isEqual(const BasicBlock::iterator &LHS,

Original file line number	Diff line number	Diff line change
`@@ -791,7 +791,7 @@ template <> struct DenseMapInfo<BasicBlock::iterator> {`
`791`	`791`	`static unsigned getHashValue(const BasicBlock::iterator &It) {`
`792`	`792`	`return DenseMapInfo<void *>::getHashValue(`
`793`	`793`	`reinterpret_cast<void *>(It.getNodePtr())) ^`
`794`		`- It.getHeadBit();`
	`794`	`+ (unsigned)It.getHeadBit();`
`795`	`795`	`}`
`796`	`796`
`797`	`797`	`static bool isEqual(const BasicBlock::iterator &LHS,`