[Webkit-unassigned] [Bug 235075] New: AppendPipeline.cpp:456:26: error: use of overloaded operator '!=' is ambiguous

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=235075

            Bug ID: 235075
           Summary: AppendPipeline.cpp:456:26: error: use of overloaded
                    operator '!=' is ambiguous
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Linux
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WPE WebKit
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: yurys at chromium.org
                CC: bugs-noreply at webkitgtk.org

After the recent switch to c++20 compilation with clang on Linux (both GTK and WPE) fails with the following error:

../../../Source/WebCore/platform/graphics/gstreamer/mse/AppendPipeline.cpp:456:26: error: use of overloaded operator '!=' is ambiguous (with operand types 'GstIteratorAdaptor<_GstPad>::iterator' and 'GstIteratorAdaptor<_GstPad>::iterator')
        for (GstPad* pad : GstIteratorAdaptor<GstPad>(GUniquePtr<GstIterator>(gst_element_iterate_src_pads(m_demux.get())))) {
                         ^
../../../Source/WebCore/platform/graphics/gstreamer/GStreamerCommon.h:392:14: note: candidate function
        bool operator!=(const iterator& other) { return !(*this == other); }
             ^
../../../Source/WebCore/platform/graphics/gstreamer/GStreamerCommon.h:388:14: note: candidate function
        bool operator==(const iterator& other)
             ^
../../../Source/WebCore/platform/graphics/gstreamer/GStreamerCommon.h:388:14: note: candidate function (with reversed parameter order)
../../../Source/WebCore/platform/graphics/gstreamer/mse/AppendPipeline.cpp:456:28: note: in implicit call to 'operator!=' for iterator of type 'GstIteratorAdaptor<_GstPad>'
        for (GstPad* pad : GstIteratorAdaptor<GstPad>(GUniquePtr<GstIterator>(gst_element_iterate_src_pads(m_demux.get())))) {
                           ^~~~~~~~~~~~~~~~~~
../../../Source/WebCore/platform/graphics/gstreamer/GStreamerCommon.h:400:14: note: selected 'begin' function with iterator type 'GstIteratorAdaptor<_GstPad>::iterator'
    iterator begin()
             ^
../../../Source/WebCore/platform/graphics/gstreamer/mse/AppendPipeline.cpp:471:26: error: use of overloaded operator '!=' is ambiguous (with operand types 'GstIteratorAdaptor<_GstPad>::iterator' and 'GstIteratorAdaptor<_GstPad>::iterator')
        for (GstPad* pad : GstIteratorAdaptor<GstPad>(GUniquePtr<GstIterator>(gst_element_iterate_src_pads(m_demux.get())))) {
                         ^
../../../Source/WebCore/platform/graphics/gstreamer/GStreamerCommon.h:392:14: note: candidate function
        bool operator!=(const iterator& other) { return !(*this == other); }
             ^
../../../Source/WebCore/platform/graphics/gstreamer/GStreamerCommon.h:388:14: note: candidate function
        bool operator==(const iterator& other)
             ^
../../../Source/WebCore/platform/graphics/gstreamer/GStreamerCommon.h:388:14: note: candidate function (with reversed parameter order)
../../../Source/WebCore/platform/graphics/gstreamer/mse/AppendPipeline.cpp:471:28: note: in implicit call to 'operator!=' for iterator of type 'GstIteratorAdaptor<_GstPad>'
        for (GstPad* pad : GstIteratorAdaptor<GstPad>(GUniquePtr<GstIterator>(gst_element_iterate_src_pads(m_demux.get())))) {
                           ^~~~~~~~~~~~~~~~~~
../../../Source/WebCore/platform/graphics/gstreamer/GStreamerCommon.h:400:14: note: selected 'begin' function with iterator type 'GstIteratorAdaptor<_GstPad>::iterator'
    iterator begin()
             ^

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