loplugin:useuniqueptr in codemaker

Change-Id: I1d6ec5a5c06a32242773c857444bb63b7b4207b6
Reviewed-on: https://gerrit.libreoffice.org/62648
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

codemaker/source/javamaker/classfile.cxx

@@ -312,7 +312,7 @@ void ClassFile::Code::instrSwap() {
 
 void ClassFile::Code::instrTableswitch(
     Code const * defaultBlock, sal_Int32 low,
-    std::vector< Code * > const & blocks)
+    std::vector< std::unique_ptr<Code> > const & blocks)
 {
     // tableswitch <0--3 byte pad> <defaultbyte1> <defaultbyte2> <defaultbyte3>
     // <defaultbyte4> <lowbyte1> <lowbyte2> <lowbyte3> <lowbyte4> <highbyte1>
@@ -331,7 +331,7 @@ void ClassFile::Code::instrTableswitch(
     pos2 += defaultBlock->m_code.size(); //FIXME: overflow
     appendU4(m_code, static_cast< sal_uInt32 >(low));
     appendU4(m_code, static_cast< sal_uInt32 >(low + (size - 1)));
-    for (Code *pCode : blocks)
+    for (std::unique_ptr<Code> const & pCode : blocks)
     {
         if (pCode == nullptr) {
             appendU4(m_code, defaultOffset);
@@ -342,7 +342,7 @@ void ClassFile::Code::instrTableswitch(
         }
     }
     appendStream(m_code, defaultBlock->m_code);
-    for (Code *pCode : blocks)
+    for (std::unique_ptr<Code> const & pCode : blocks)
     {
         if (pCode != nullptr) {
             appendStream(m_code, pCode->m_code);

codemaker/source/javamaker/classfile.hxx

@@ -24,6 +24,7 @@
 #include <sal/types.h>
 
 #include <map>
+#include <memory>
 #include <utility>
 #include <vector>
 
@@ -107,7 +108,7 @@ public:
 
         void instrTableswitch(
             Code const * defaultBlock, sal_Int32 low,
-            std::vector< Code * > const & blocks);
+            std::vector< std::unique_ptr<Code> > const & blocks);
 
         void loadIntegerConstant(sal_Int32 value);
         void loadStringConstant(rtl::OString const & value);

codemaker/source/javamaker/javatype.cxx

@@ -749,7 +749,7 @@ void handleEnumType(
         std::unique_ptr< ClassFile::Code > defCode(cf->newCode());
         defCode->instrAconstNull();
         defCode->instrAreturn();
-        std::vector< ClassFile::Code * > blocks;
+        std::vector< std::unique_ptr<ClassFile::Code> > blocks;
             //FIXME: pointers contained in blocks may leak
         sal_Int32 last = SAL_MAX_INT32;
         for (const auto& pair : map)
@@ -764,14 +764,9 @@ void handleEnumType(
             std::unique_ptr< ClassFile::Code > blockCode(cf->newCode());
             blockCode->instrGetstatic(className, pair.second, classDescriptor);
             blockCode->instrAreturn();
-            blocks.push_back(blockCode.get());
-            blockCode.release();
+            blocks.push_back(std::move(blockCode));
         }
         code->instrTableswitch(defCode.get(), min, blocks);
-        for (ClassFile::Code *p : blocks)
-        {
-            delete p;
-        }
     } else{
         std::unique_ptr< ClassFile::Code > defCode(cf->newCode());
         defCode->instrAconstNull();