Fix Windows C++17 build and MSVC flag warnings

Author: dcherednik

src/CMakeLists.txt

@@ -4,7 +4,9 @@ set (CMAKE_CXX_STANDARD 17)
 set (CMAKE_C_STANDARD 11)
 
 #add_definitions( "-Wall -O2 -g -Rpass-analysis=loop-vectorize" )
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -fno-omit-frame-pointer")
+if (NOT MSVC)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -fno-omit-frame-pointer")
+endif()
 
 if(NOT CMAKE_BUILD_TYPE)
     set(CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose Release or Debug" FORCE)

src/atrac/at1/atrac1_bitalloc.cpp

@@ -330,14 +330,14 @@ uint32_t TAt1BitAlloc::Write(const std::vector<TScaledBlock>& scaledBlocks, cons
 {
     uint32_t bfuIdx = BfuIdxConst ? BfuIdxConst - 1 : 7;
     vector<uint8_t> bitsPerEachBlock(TAtrac1Data::BfuAmountTab[bfuIdx]);
-    TEncodeCtx ctx {
-        .Booster = this,
-        .ScaledBlocks = scaledBlocks,
-        .BlockSize = blockSize,
-        .Loudness = loudness,
-        .BfuIdx = bfuIdx,
-        .Spread = AnalizeScaleFactorSpread(scaledBlocks),
-        .BitsPerBlock = bitsPerEachBlock,
+    TEncodeCtx ctx{
+        this,
+        scaledBlocks,
+        blockSize,
+        loudness,
+        bfuIdx,
+        AnalizeScaleFactorSpread(scaledBlocks),
+        bitsPerEachBlock,
     };
 
     NBitStream::TBitStream bitStream;