diff --git a/src/coreclr/ilasm/asmman.cpp b/src/coreclr/ilasm/asmman.cpp
index 18d78a2a3ae04d..1a7118ee2cee5a 100644
--- a/src/coreclr/ilasm/asmman.cpp
+++ b/src/coreclr/ilasm/asmman.cpp
@@ -779,7 +779,7 @@ BOOL    AsmMan::SetComTypeClassTok(mdToken tkClass)
 
 void    AsmMan::StartManifestRes(_In_ __nullterminated char* szName, _In_ __nullterminated char* szAlias, DWORD dwAttr)
 {
-    if((m_pCurManRes = new AsmManRes))
+    if((m_pCurManRes = new (nothrow) AsmManRes()))
     {
         m_pCurManRes->szName = szName;
         m_pCurManRes->szAlias = szAlias;
diff --git a/src/coreclr/ilasm/asmman.hpp b/src/coreclr/ilasm/asmman.hpp
index 99cfc572a8a85e..1a7883df7435bf 100644
--- a/src/coreclr/ilasm/asmman.hpp
+++ b/src/coreclr/ilasm/asmman.hpp
@@ -78,12 +78,7 @@ struct AsmManComType
     mdToken tkClass;
     BOOL    m_fNew;
     CustomDescrList m_CustomDescrList;
-    AsmManComType()
-    {
-        szName = szFileName = szAsmRefName = szComTypeName = NULL;
-        m_fNew = TRUE;
-        tkImpl = 0;
-    };
+    AsmManComType() = default;
     ~AsmManComType()
     {
         if(szName) delete szName;
@@ -106,7 +101,7 @@ struct AsmManRes
     BOOL    m_fNew;
 	CustomDescrList m_CustomDescrList;
 	char*	szAsmRefName;
-	AsmManRes() { szName = szAlias = szAsmRefName = szFileName = NULL; ulOffset = 0; tkTok = 0; dwAttr = 0; m_fNew = TRUE; };
+	AsmManRes() = default;
 	~AsmManRes()
 	{
         if(szAlias && (szAlias != szName)) delete szAlias;