Warnings in master

I’m getting these warnings in master, maybe this is something that rings a bell ?

13:27:45 In file included from ../../../juce/modules/juce_core/juce_core.h:277:0,
13:27:45                  from ../../../juce/modules/juce_graphics/juce_graphics.h:58,
13:27:45                  from ../../../juce/modules/juce_gui_basics/juce_gui_basics.h:57,
13:27:45                  from ../../../juce/modules/juce_gui_basics/juce_gui_basics.cpp:46,
13:27:45                  from ../../JuceLibraryCode/include_juce_gui_basics.cpp:9:
13:27:45 ../../../juce/modules/juce_core/misc/juce_Functional.h: In instantiation of 'static void juce::NullCheckedInvocation::invoke(Callable&&, Args&& ...) [with Callable = const juce::showDialog(const juce::MessageBoxOptions&, juce::ModalComponentManager::Callback*, juce::Async)::<lambda(int)>; Args = {int&}; typename std::enable_if<juce::detail::EqualityComparableToNullptr<Callable>::value, int>::type <anonymous> = 0]':
13:27:45 ../../../juce/modules/juce_gui_basics/components/juce_ModalComponentManager.h:179:92:   required from 'void juce::ModalCallbackFunction::create(CallbackFn&&)::Callable::modalStateFinished(int) [with CallbackFn = const juce::showDialog(const juce::MessageBoxOptions&, juce::ModalComponentManager::Callback*, juce::Async)::<lambda(int)>&]'
13:27:45 ../../../juce/modules/juce_gui_basics/components/juce_ModalComponentManager.h:182:9:   required from 'static juce::ModalComponentManager::Callback* juce::ModalCallbackFunction::create(CallbackFn&&) [with CallbackFn = const juce::showDialog(const juce::MessageBoxOptions&, juce::ModalComponentManager::Callback*, juce::Async)::<lambda(int)>&]'
13:27:45 ../../../juce/modules/juce_gui_basics/native/juce_linux_Windowing.cpp:771:72:   required from here
13:27:45 ../../../juce/modules/juce_core/misc/juce_Functional.h:57:16: warning: the address of 'static constexpr void juce::showDialog(const juce::MessageBoxOptions&, juce::ModalComponentManager::Callback*, juce::Async)::<lambda(int)>::_FUN(int)' will never be NULL [-Waddress]
13:27:45          if (fn != nullptr)
13:27:45              ~~~^~~~~~~~~~
13:27:45 In file included from ../../../juce/modules/juce_core/juce_core.h:223:0,
13:27:45                  from ../../../juce/modules/juce_graphics/juce_graphics.h:58,
13:27:45                  from ../../../juce/modules/juce_graphics/juce_graphics.cpp:41,
13:27:45                  from ../../JuceLibraryCode/include_juce_graphics.cpp:9:
13:27:45 ../../../juce/modules/juce_core/maths/juce_MathsFunctions.h: In member function 'virtual void juce::LowLevelGraphicsPostScriptRenderer::restoreState()':
13:27:45 ../../../juce/modules/juce_core/maths/juce_MathsFunctions.h:269:75: warning: assuming signed overflow does not occur when assuming that (X - c) > X is always false [-Wstrict-overflow]
13:27:45                                           : (upperLimit < valueToConstrain ? upperLimit
13:27:45                                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
13:27:45                                                                            : valueToConstrain);
13:27:45                                                                            ~~~~~~~~~~~~~~~~~~~
13:27:46 ../../../juce/modules/juce_core/maths/juce_MathsFunctions.h: In member function 'void juce::RenderingHelpers::StackBasedLowLevelGraphicsContext<SavedStateType>::endTransparencyLayer() [with SavedStateType = juce::RenderingHelpers::SoftwareRendererSavedState]':
13:27:46 ../../../juce/modules/juce_core/maths/juce_MathsFunctions.h:269:75: warning: assuming signed overflow does not occur when assuming that (X - c) > X is always false [-Wstrict-overflow]
13:27:46                                           : (upperLimit < valueToConstrain ? upperLimit
13:27:46                                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
13:27:46                                                                            : valueToConstrain);
13:27:46                                                                            ~~~~~~~~~~~~~~~~~~~
13:27:48 Compiling include_juce_gui_extra.cpp
13:27:49 In file included from ../../../juce/modules/juce_core/juce_core.h:223:0,
13:27:49                  from ../../../juce/modules/juce_graphics/juce_graphics.h:58,
13:27:49                  from ../../../juce/modules/juce_gui_basics/juce_gui_basics.h:57,
13:27:49                  from ../../../juce/modules/juce_gui_basics/juce_gui_basics.cpp:46,
13:27:49                  from ../../JuceLibraryCode/include_juce_gui_basics.cpp:9:
13:27:49 ../../../juce/modules/juce_core/maths/juce_MathsFunctions.h: In member function 'int juce::TextEditor::findWordBreakAfter(int) const':
13:27:49 ../../../juce/modules/juce_core/maths/juce_MathsFunctions.h:94:87: warning: assuming signed overflow does not occur when assuming that (X + c) >= X is always true [-Wstrict-overflow]
13:27:49  constexpr Type jmax (Type a, Type b)                                   { return a < b ? b : a; }
13:27:49                                                                                  ~~~~~~^~~~~~~
...
13:28:08 ../../../juce/modules/juce_core/maths/juce_MathsFunctions.h: In member function 'virtual void juce::FileChooserDialogBox::ContentComponent::resized()':
13:28:08 ../../../juce/modules/juce_core/maths/juce_MathsFunctions.h:106:87: warning: assuming signed overflow does not occur when assuming that (X - c) > X is always false [-Wstrict-overflow]
13:28:08  constexpr Type jmin (Type a, Type b)                                   { return b < a ? b : a; }
13:28:08                                                                                  ~~~~~~^~~~~~~
13:28:08 ../../../juce/modules/juce_core/maths/juce_MathsFunctions.h: In member function 'virtual void juce::LookAndFeel_V4::layoutFileBrowserComponent(juce::FileBrowserComponent&, juce::DirectoryContentsDisplayComponent*, juce::FilePreviewComponent*, juce::ComboBox*, juce::TextEditor*, juce::Button*)':
13:28:08 ../../../juce/modules/juce_core/maths/juce_MathsFunctions.h:106:87: warning: assuming signed overflow does not occur when assuming that (X - c) > X is always false [-Wstrict-overflow]
13:28:08  constexpr Type jmin (Type a, Type b)                                   { return b < a ? b : a; }
13:28:08                                                                                  ~~~~~~^~~~~~~

Especially the strict-overflow ones, there might be a bug hiding there.

Can you provide your platform and compiler versions please?