[Webkit-unassigned] [Bug 79194] New: Build warnings on building webkit efl port

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=79194

           Summary: Build warnings on building webkit efl port
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: UNCONFIRMED
          Severity: Normal
          Priority: P2
         Component: WebKit EFL
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: bw80.lee at samsung.com
                CC: demarchi at webkit.org, gyuyoung.kim at webkit.org


Hi,

I met some build warnings on building webkit efl port.


** On release build
    ($ ./Tools/Scripts/build-webkit --efl)
...
[ 49%] Building CXX object Source/WebCore/CMakeFiles/webcore_efl.dir/platform/ContextMenu.cpp.o
/WebKit/Source/WebCore/platform/ContextMenu.cpp: In function const WebCore::ContextMenuItem* WebCore::findItemWithAction(unsigned int, const WTF::Vector<WebCore::ContextMenuItem, 0u>&):
/WebKit/Source/WebCore/platform/ContextMenu.cpp:41: warning: comparison between signed and unsigned integer expressions
...
[ 96%] Building CXX object Source/WebCore/CMakeFiles/webcore_efl.dir/platform/efl/SharedTimerEfl.cpp.o
/WebKit/Source/WebCore/platform/efl/SharedBufferEfl.cpp: In static member function static WTF::PassRefPtr<WebCore::SharedBuffer> WebCore::SharedBuffer::createWithContentsOfFile(const WTF::String&):
/WebKit/Source/WebCore/platform/efl/SharedBufferEfl.cpp:64: warning: ignoring return value of size_t fread(void*, size_t, size_t, FILE*), declared with attribute warn_unused_result
...
[100%] Building CXX object Source/WebKit/CMakeFiles/ewebkit.dir/efl/ewk/ewk_window_features.cpp.o
/WebKit/Source/WebKit/efl/ewk/ewk_view_single.cpp: In function void _ewk_view_screen_move(uint32_t*, size_t, size_t, size_t, size_t, size_t, size_t, size_t):
/WebKit/Source/WebKit/efl/ewk/ewk_view_single.cpp:109: warning: comparison between signed and unsigned integer expressions
/WebKit/Source/WebKit/efl/ewk/ewk_view_single.cpp:116: warning: comparison between signed and unsigned integer expressions
...
[100%] Building C object Tools/EWebLauncher/CMakeFiles/bin/EWebLauncher.dir/main.c.o
/WebKit/Tools/DumpRenderTree/efl/ImageDiff.cpp: In function void printImage(Evas_Object*):
/WebKit/Tools/DumpRenderTree/efl/ImageDiff.cpp:213: warning: ignoring return value of ssize_t write(int, const void*, size_t), declared with attribute warn_unused_result
...

** On build for DRT test
    ($ ./Tools/Scripts/build-webkit --efl --touch-events --touch-icon-loading \
                                    --blob --device-orientation --fullscreen-api \
                                    --geolocation --notifications --orientation-events \
                                    --video --workers --shared-workers --request-animation-frame \
                                    --page-visibility-api --cmakearg="-DSHARED_CORE=ON")
...
[ 74%] Building CXX object Source/WebCore/CMakeFiles/webcore_efl.dir/bindings/js/JSEventCustom.cpp.o
/WebKit/Source/WebCore/bindings/js/JSDocumentCustom.cpp: In member function JSC::JSValue WebCore::JSDocument::createTouchList(JSC::ExecState*):
/WebKit/Source/WebCore/bindings/js/JSDocumentCustom.cpp:122: warning: comparison between signed and unsigned integer expressions
...
[ 96%] Building CXX object Source/WebCore/CMakeFiles/webcore_efl.dir/platform/efl/SharedBufferEfl.cpp.o
/WebKit/Source/WebCore/platform/efl/SharedBufferEfl.cpp: In static member function static WTF::PassRefPtr<WebCore::SharedBuffer> WebCore::SharedBuffer::createWithContentsOfFile(const WTF::String&):
/WebKit/Source/WebCore/platform/efl/SharedBufferEfl.cpp:64: warning: ignoring return value of size_t fread(void*, size_t, size_t, FILE*), declared with attribute warn_unused_result
...

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