[Mesa-dev] [Bug 70331] New: u_math.h:167:15: error:=?UTF-8?Q?=20=E2=80=98long=20int=20lrint?=(double)=?UTF-8?Q?=E2=80=99=20was=20declared=20=E2=80=98extern=E2=80=99=20and=20later=20=E2=80=98static=E2=80=99=20?=[-fpermissive]

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=70331

          Priority: medium
            Bug ID: 70331
          Keywords: regression
                CC: jfonseca at vmware.com
          Assignee: mesa-dev at lists.freedesktop.org
           Summary: u_math.h:167:15: error: ‘long int lrint(double)’ was
                    declared ‘extern’ and later ‘static’ [-fpermissive]
          Severity: blocker
    Classification: Unclassified
                OS: Linux (All)
          Reporter: vlee at freedesktop.org
          Hardware: x86-64 (AMD64)
            Status: NEW
           Version: git
         Component: Mesa core
           Product: Mesa

mesa: 15e05b999b779dc48a8e768184b9c69e859c203b (master)

$ scons platform=windows toolchain=crossmingw
[...]
  Compiling src/mesa/state_tracker/st_glsl_to_tgsi.cpp ...
In file included from src/mesa/state_tracker/st_glsl_to_tgsi.cpp:63:0:
src/gallium/auxiliary/util/u_math.h: In function ‘long int lrint(double)’:
src/gallium/auxiliary/util/u_math.h:167:15: error: ‘long int lrint(double)’ was
declared ‘extern’ and later ‘static’ [-fpermissive]
/usr/lib/gcc/i686-w64-mingw32/4.6/../../../../i686-w64-mingw32/include/math.h:654:21:
error: previous declaration of ‘long int lrint(double)’ [-fpermissive]
src/gallium/auxiliary/util/u_math.h: In function ‘long int lrintf(float)’:
src/gallium/auxiliary/util/u_math.h:180:15: error: ‘long int lrintf(float)’ was
declared ‘extern’ and later ‘static’ [-fpermissive]
/usr/lib/gcc/i686-w64-mingw32/4.6/../../../../i686-w64-mingw32/include/math.h:655:21:
error: previous declaration of ‘long int lrintf(float)’ [-fpermissive]
src/gallium/auxiliary/util/u_math.h: In function ‘long long int
llrint(double)’:
src/gallium/auxiliary/util/u_math.h:193:16: error: ‘long long int
llrint(double)’ was declared ‘extern’ and later ‘static’ [-fpermissive]
/usr/lib/gcc/i686-w64-mingw32/4.6/../../../../i686-w64-mingw32/include/math.h:658:37:
error: previous declaration of ‘long long int llrint(double)’ [-fpermissive]
src/gallium/auxiliary/util/u_math.h: In function ‘long long int
llrintf(float)’:
src/gallium/auxiliary/util/u_math.h:206:16: error: ‘long long int
llrintf(float)’ was declared ‘extern’ and later ‘static’ [-fpermissive]
/usr/lib/gcc/i686-w64-mingw32/4.6/../../../../i686-w64-mingw32/include/math.h:659:37:
error: previous declaration of ‘long long int llrintf(float)’ [-fpermissive]


dbc1f3677c1deb32358a6a53f0ad3638a78c7c4f is the first bad commit
commit dbc1f3677c1deb32358a6a53f0ad3638a78c7c4f
Author: José Fonseca <jfonseca at vmware.com>
Date:   Mon Oct 7 17:09:46 2013 -0700

    util/u_math: Fix C++ include of u_math.h on MSVC.

    GNU C++ compiler declares the C99 lrint, etc. when _GNU_SOURCE is
    defined, but MSVC does not.

    Trivial.

:040000 040000 da13b40708ba91b0050b59ab1fd77696e9067cad
131678637b3382080f97e1c9f188723a23f5ec59 M    src
bisect run success

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