Fix for coverity issue dead_error_line in max functions

Fixed this by adding coverity code that this error is intentional
As fixing this will only make the code generator more complex, and any
optimization of the compiler will eliminate that part of the code

Signed-off-by: Martijn Reicher <[email protected]>

src/idlcxx/src/streamers.c

@@ -448,13 +448,15 @@ sequence_writes(const idl_pstate_t* pstate,
     const char* sfmt = "      if (se_%2$u > 0 &&\n"
                        "          !{T}(streamer, %1$s[0], se_%2$u))\n"
                        "        return false;\n";
-    const char* mfmt = "      if (se_%2$u > 0 &&\n"
+    const char* mfmt = "      %3$s\n"
+                       "      if (se_%2$u > 0 &&\n"
                        "          !{T}(streamer, %1$s(), se_%2$u))\n"
                        "        return false;\n";
     char* type = NULL;
 
     if (IDL_PRINTA(&type, get_cpp11_type, type_spec, streams->generator) < 0
-      || multi_putf(streams, MOVE | MAX, mfmt, type, depth)
+      || multi_putf(streams, MOVE, mfmt, type, depth, "")
+      || multi_putf(streams, MAX, mfmt, type, depth, "// coverity[dead_error_line]")
       || multi_putf(streams, WRITE, sfmt, accessor, depth)
       || multi_putf(streams, READ, sfmt, read_accessor, depth))
         return IDL_RETCODE_NO_MEMORY;