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  1. Qt
  2. QTBUG-9777

Enable gcc's -flto option through configure when -ltcg is given as a configure option

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    • 5.4.0
    • None
    • Build System
    • None

    • Windows cmd with mingw(-w32/w64)

    • 1bd27f24fb7f7d82f4b67cffe43e0af644709106

      When you run configure with -ltcg as an option and build for MSVC, you get the option enabled when building Qt. Although GCC also has a comparable option (-flto), it does not get enabled. The gcc flag needs to be enabled when building each *.c or *.cpp file and at link time.

        1. gcc_ltcg.patch.txt
          1 kB
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            thiago Thiago Macieira
            rubenvb Ruben Van Boxem
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