removed unnecessary warning suppressions

Makefile

@@ -137,7 +137,7 @@ ifeq (clang++, $(findstring clang++,$(CXX)))
     CPPCHK_GLIBCXX_DEBUG=
 endif
 ifndef CXXFLAGS
-    CXXFLAGS=-pedantic -Wall -Wextra -Wcast-qual -Wfloat-equal -Wmissing-declarations -Wmissing-format-attribute -Wno-long-long -Wpacked -Wredundant-decls -Wundef -Wno-shadow -Wno-missing-field-initializers -Wno-missing-braces -Wno-sign-compare -Wno-multichar -Woverloaded-virtual $(CPPCHK_GLIBCXX_DEBUG) -g
+    CXXFLAGS=-pedantic -Wall -Wextra -Wcast-qual -Wfloat-equal -Wmissing-declarations -Wmissing-format-attribute -Wno-long-long -Wpacked -Wredundant-decls -Wundef -Wno-sign-compare -Wno-multichar -Woverloaded-virtual $(CPPCHK_GLIBCXX_DEBUG) -g
 endif
 
 ifeq (g++, $(findstring g++,$(CXX)))

cmake/compileroptions.cmake

@@ -39,8 +39,6 @@ if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Clang
     add_compile_options(-Wpacked)                   #
     add_compile_options(-Wredundant-decls)          # if anything is declared more than once in the same scope
     add_compile_options(-Wundef)
-    add_compile_options(-Wno-missing-field-initializers)
-    add_compile_options(-Wno-missing-braces)
     add_compile_options(-Wno-sign-compare)
     add_compile_options(-Wno-multichar)
     add_compile_options(-Woverloaded-virtual)       # when a function declaration hides virtual functions from a base class
@@ -57,9 +55,7 @@ if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
     # use pipes instead of temporary files - greatly reduces I/O usage
     add_compile_options(-pipe)
 
-    add_compile_options(-Wno-maybe-uninitialized)   # there are some false positives
     add_compile_options(-Wsuggest-attribute=noreturn)
-    add_compile_options(-Wno-shadow)                # whenever a local variable or type declaration shadows another one
 elseif (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
     if (CMAKE_CXX_COMPILER_VERSION VERSION_EQUAL 14 OR CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 14)
         # TODO: verify this regression still exists in clang-15
@@ -81,7 +77,7 @@ elseif (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
     endif()
 
    # TODO: fix and enable these warnings - or move to suppression list below
-    add_compile_options_safe(-Wno-documentation-unknown-command) # TODO: Clang currently does not support all commands
+   add_compile_options_safe(-Wno-documentation-unknown-command) # TODO: Clang currently does not support all commands
    add_compile_options_safe(-Wno-inconsistent-missing-destructor-override) # caused by Qt moc code
    add_compile_options_safe(-Wno-unused-exception-parameter)
    add_compile_options_safe(-Wno-old-style-cast)

tools/dmake.cpp

@@ -603,9 +603,6 @@ int main(int argc, char **argv)
                                 "-Wpacked "
                                 "-Wredundant-decls "
                                 "-Wundef "
-                                "-Wno-shadow "
-                                "-Wno-missing-field-initializers "
-                                "-Wno-missing-braces "
                                 "-Wno-sign-compare "
                                 "-Wno-multichar "
                                 "-Woverloaded-virtual "