1 files changed, 3 insertions, 4 deletions
diff --git a/Source/kwsys/RegularExpression.cxx b/Source/kwsys/RegularExpression.cxx
index 5e6f8da..4f74eba 100644
--- a/Source/kwsys/RegularExpression.cxx
+++ b/Source/kwsys/RegularExpression.cxx
@@ -28,8 +28,8 @@
 #  include "RegularExpression.hxx.in"
 #endif
 
-#include <stdio.h>
-#include <string.h>
+#include <cstdio>
+#include <cstring>
 
 namespace KWSYS_NAMESPACE {
 
@@ -367,8 +367,7 @@ bool RegularExpression::compile(const char* exp)
 
   // Allocate space.
   //#ifndef _WIN32
-  if (this->program != nullptr)
-    delete[] this->program;
+  delete[] this->program;
   //#endif
   this->program = new char[comp.regsize];
   this->progsize = static_cast<int>(comp.regsize);