c++17 compile fix

Author: axxel

CMakeLists.txt

@@ -27,6 +27,8 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
 set(CMAKE_POSITION_INDEPENDENT_CODE ON)
 
+set(CMAKE_CXX_STANDARD 17)
+
 set(INTERPROCEDURAL_OPTIMIZATION ON)
 
 option(BINARY_PACKAGE_BUILD "Sets march optimization to generic" OFF)

src/librawspeed/decompressors/AbstractLJpegDecompressor.cpp

@@ -146,7 +146,7 @@ void AbstractLJpegDecompressor::parseDHT() {
     if (huff[htIndex] != nullptr)
       ThrowRDE("Duplicate table definition");
 
-    auto ht = make_unique<HuffmanTable>();
+    auto ht = std::make_unique<HuffmanTable>();
 
     // copy 16 bytes from input stream to number of codes per length table
     uint32 nCodes = ht->setNCodesPerLength(input.getBuffer(16));