rtemstoolkit, linkers: Fix C++17 warnings

Closes #4970

4 files changed, 10 insertions, 30 deletions

diff --git a/rtemstoolkit/rld-elf.cpp b/rtemstoolkit/rld-elf.cpp
index 68efdbe..8b55818 100644
--- a/rtemstoolkit/rld-elf.cpp
+++ b/rtemstoolkit/rld-elf.cpp
@@ -200,18 +200,6 @@ namespace rld
                   << std::endl;
     }
 
-    section::section (const section& orig)
-      : file_ (orig.file_),
-        index_ (orig.index_),
-        name_ (orig.name_),
-        scn (orig.scn),
-        shdr (orig.shdr),
-        data_ (orig.data_),
-        rela (orig.rela),
-        relocs (orig.relocs)
-    {
-    }
-
     section::section ()
       : file_ (0),
         index_ (-1),
diff --git a/rtemstoolkit/rld-elf.h b/rtemstoolkit/rld-elf.h
index 4919135..d66eee5 100644
--- a/rtemstoolkit/rld-elf.h
+++ b/rtemstoolkit/rld-elf.h
@@ -175,11 +175,6 @@ namespace rld
       section (file& file_, int index);
 
       /**
-       * Copy constructor.
-       */
-      section (const section& orig);
-
-      /**
        * Default constructor.
        */
       section ();
diff --git a/rtemstoolkit/rld-rap.cpp b/rtemstoolkit/rld-rap.cpp
index 93ffbdc..045536a 100644
--- a/rtemstoolkit/rld-rap.cpp
+++ b/rtemstoolkit/rld-rap.cpp
@@ -696,8 +696,7 @@ namespace rld
      * Helper for for_each to merge the related object sections into the RAP
      * section.
      */
-    class section_merge:
-      public std::unary_function < const files::section, void >
+    class section_merge
     {
     public:
 
@@ -1191,8 +1190,7 @@ namespace rld
     /**
      * Helper for for_each to write out the various sections.
      */
-    class section_writer:
-      public std::unary_function < object, void >
+    class section_writer
     {
     public:
 
@@ -1364,8 +1362,6 @@ namespace rld
     void
     image::write_relocations (compress::compressor& comp)
     {
-      uint32_t rr = 0;
-
       for (int s = 0; s < rap_secs; ++s)
       {
         uint32_t count = get_relocations (s);
@@ -1515,7 +1511,6 @@ namespace rld
 
             ++rc;
             ++sr;
-            ++rr;
           }
         }
       }
diff --git a/rtemstoolkit/rld.cpp b/rtemstoolkit/rld.cpp
index 90fb39d..d0848ad 100644
--- a/rtemstoolkit/rld.cpp
+++ b/rtemstoolkit/rld.cpp
@@ -106,9 +106,10 @@ namespace rld
   ltrim (const std::string& s)
   {
     std::string t = s;
-    t.erase (t.begin (),
-             std::find_if (t.begin (), t.end (),
-                         std::not1 (std::ptr_fun < int, int > (std::isspace))));
+    auto non_space =
+      std::find_if (t.begin (), t.end (),
+                    [](unsigned char c) { return !std::isspace (c); });
+    t.erase (t.begin (), non_space);
     return t;
   }
 
@@ -116,9 +117,10 @@ namespace rld
   rtrim (const std::string& s)
   {
     std::string t = s;
-    t.erase (std::find_if (t.rbegin (), t.rend (),
-                           std::not1 (std::ptr_fun < int, int > (std::isspace))).base(),
-             t.end());
+    auto last_space =
+      std::find_if (t.rbegin (), t.rend (),
+                    [](unsigned char c) { return !std::isspace (c); }).base();
+    t.erase (last_space, t.end());
     return t;
   }