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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - rounding.h:102:2: error: #error "Unsupported or undefined LONG_BIT""
   href="https://bugs.freedesktop.org/show_bug.cgi?id=91591#c6">Comment # 6</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - rounding.h:102:2: error: #error "Unsupported or undefined LONG_BIT""
   href="https://bugs.freedesktop.org/show_bug.cgi?id=91591">bug 91591</a>
              from <span class="vcard"><a class="email" href="mailto:vlee@freedesktop.org" title="Vinson Lee <vlee@freedesktop.org>"> <span class="fn">Vinson Lee</span></a>
</span></b>
        <pre>mesa: 1eaa29cb300e927409281ef0a9413072766eaa3d (11.0.0-devel)

Build failure on CentOS 7.

  CXX    glsl_types.lo
In file included from ../../src/mesa/main/macros.h:36,
                 from ../../src/mesa/main/core.h:45,
                 from glsl_types.cpp:25:
../../src/util/rounding.h:105:2: error: #error "Unsupported long size"
../../src/util/rounding.h:125:2: error: #error "Unsupported long size"
In file included from ../../src/mesa/main/macros.h:36,
                 from ../../src/mesa/main/core.h:45,
                 from glsl_types.cpp:25:
../../src/util/rounding.h: In function ‘long int _mesa_lroundevenf(float)’:
../../src/util/rounding.h:110: warning: no return statement in function
returning non-void
../../src/util/rounding.h: In function ‘long int _mesa_lroundeven(double)’:
../../src/util/rounding.h:130: warning: no return statement in function
returning non-void</pre>
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