chore: enabling more warnings (#499)

ben-bot/CMakeLists.txt

@@ -31,7 +31,7 @@ if (BENBOT_IPO)
     set_target_properties (ben_bot PROPERTIES INTERPROCEDURAL_OPTIMIZATION TRUE)
 endif ()
 
-add_feature_info (benbot_ipo BENBOT_IPO "Enable IPO/LTO")
+add_feature_info (benbot_ipo BENBOT_IPO "Interprocedural optimization for BenBot")
 
 #
 

config/cmake/Coverage.cmake

@@ -18,7 +18,7 @@ include (FeatureSummary)
 
 add_feature_info (
     coverage [[CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang" AND NOT WIN32]]
-    "Enabled coverage reporting flags for debug configurations"
+    "Coverage reporting flags for debug configurations"
 )
 
 if (CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang" AND NOT WIN32)

config/cmake/Warnings.cmake

@@ -44,7 +44,6 @@ if (CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
         -Wconversion
         -Werror=format-security
         -Wextra
-        -Wformat
         -Wformat=2
         -Woverloaded-virtual
         -Wimplicit-fallthrough
@@ -76,12 +75,14 @@ endif ()
 if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
     add_compile_options (
         --extra-warnings
-        -fcolor-diagnostics
         -Wbool-conversion
         -Wconditional-uninitialized
         -Wconstant-conversion
+        -Wdouble-promotion
         -Wextra-semi
         -Wint-conversion
+        -Wnull-dereference
+        -Wold-style-cast
         -Wnullable-to-nonnull-conversion
         -Wshadow-all
         -Wshift-sign-overflow
@@ -90,22 +91,23 @@ if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
         -Weverything
     )
 
-    if (WIN32)
-        add_compile_options (-Wno-reserved-macro-identifier)
-    endif ()
-
     if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 21)
         add_compile_options (-Wno-nrvo)
     endif ()
 elseif (CMAKE_CXX_COMPILER_ID MATCHES "GNU")
     add_compile_options (
         -Waggressive-loop-optimizations
+        -Wduplicated-branches
+        -Wduplicated-cond
+        -Wmisleading-indentation
+        -Wlogical-op
         -Wpointer-arith
         -Wredundant-decls
         -Wwrite-strings
         -Wdelete-non-virtual-dtor
         -Wsuggest-override
         -Wtrampolines
+        -Wuseless-cast
         -Wbidi-chars=any
         #
         -Wno-attributes

libbenbot/src/engine/Bench.cpp

@@ -111,7 +111,8 @@ namespace {
             search::Callbacks {
                 .onSearchStart    = nullptr,
                 .onSearchComplete = [this](const SearchResult& res) { print_info(res); result = res; },
-                .onIteration      = [this](const SearchResult& res) { print_info(res); }
+                .onIteration      = [this](const SearchResult& res) { print_info(res); },
+                .onRootMove       = nullptr
             }
         };
         // clang-format on

libutil/src/MulHi64.cpp

@@ -25,7 +25,7 @@ namespace {
     };
 
     auto get_hi_32_bits = [](const uint64_t value) noexcept {
-        return static_cast<uint64_t>(value >> UINT64_C(32));
+        return value >> UINT64_C(32);
     };
 
     const auto a_lo = get_lo_32_bits(first);