InstrProf: Add a comment to clarify an argument
llvm-svn: 241296
diff --git a/clang/lib/CodeGen/CoverageMappingGen.cpp b/clang/lib/CodeGen/CoverageMappingGen.cpp
index e4fe203..2467143 100644
--- a/clang/lib/CodeGen/CoverageMappingGen.cpp
+++ b/clang/lib/CodeGen/CoverageMappingGen.cpp
@@ -932,7 +932,8 @@
if (!FunctionRecordTy) {
llvm::Type *FunctionRecordTypes[] = {Int8PtrTy, Int32Ty, Int32Ty, Int64Ty};
FunctionRecordTy =
- llvm::StructType::get(Ctx, makeArrayRef(FunctionRecordTypes), true);
+ llvm::StructType::get(Ctx, makeArrayRef(FunctionRecordTypes),
+ /*isPacked=*/true);
}
llvm::Constant *FunctionRecordVals[] = {