Add missing explicit statement

Author: ktf

Algorithm/test/StaticSequenceAllocator.h

@@ -147,7 +147,7 @@ struct StaticSequenceAllocator {
   StaticSequenceAllocator() = delete;
 
   template <typename... Targs>
-  StaticSequenceAllocator(Targs... args)
+  explicit StaticSequenceAllocator(Targs... args)
   {
     bufferSize = sequenceLength(args...);
     buffer = std::make_unique<value_type[]>(bufferSize);

Algorithm/test/pageparser.cxx

@@ -31,7 +31,7 @@ struct PageHeader {
   uint32_t magic = 0x45474150;
   uint32_t pageid;
 
-  PageHeader(uint32_t id) : pageid(id) {}
+  explicit PageHeader(uint32_t id) : pageid(id) {}
 };
 
 struct ClusterData {

Algorithm/test/parser.cxx

@@ -29,15 +29,15 @@ struct Header {
   unsigned identifier = 0xdeadbeef;
   size_t payloadSize = 0;
 
-  Header(size_t ps) : payloadSize(ps) {}
+  explicit Header(size_t ps) : payloadSize(ps) {}
 };
 
 // trailer test class
 struct Trailer {
   unsigned identifier = 0xaaffee00;
   unsigned char flags = 0xaa;
 
-  Trailer(unsigned char f) : flags(f) {}
+  explicit Trailer(unsigned char f) : flags(f) {}
 };
 
 // trailer test class including payload size