I was performing a rebuild of Blender after fixing a FTBFS error with
openCOLLADA and ran into an interesting error:
[ 78%] Building CXX object
source/blender/imbuf/intern/dds/CMakeFiles/bf_imbuf_dds.dir/DirectDrawSurface.cpp.o
cd
/builddir/build/BUILD/blender-2.76/cmake-make/source/blender/imbuf/intern/dds
&& /usr/lib64/ccache/c++ -DHAVE_STDBOOL_H -DNDEBUG -DWITH_DDS
-D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE
-D__LITTLE_ENDIAN__ -D__MMX__ -D__SSE2__ -D__SSE__
-I/builddir/build/BUILD/blender-2.76/source/blender/imbuf/intern/dds
-I/builddir/build/BUILD/blender-2.76/source/blender/imbuf/intern
-I/builddir/build/BUILD/blender-2.76/source/blender/imbuf
-I/builddir/build/BUILD/blender-2.76/source/blender/blenkernel
-I/builddir/build/BUILD/blender-2.76/source/blender/blenlib
-I/builddir/build/BUILD/blender-2.76/source/blender/makesdna
-I/builddir/build/BUILD/blender-2.76/intern/guardedalloc
-I/builddir/build/BUILD/blender-2.76/intern/utfconv -Wredundant-decls
-Wall -Wno-invalid-offsetof -Wno-sign-compare -Wlogical-op -Winit-self
-Wmissing-include-dirs -Wno-div-by-zero -Wtype-limits -Werror=return-type
-Werror=declaration-after-statement -Werror=implicit-function-declaration
-Wno-char-subscripts -Wno-unknown-pragmas -Wpointer-arith
-Wunused-parameter -Wwrite-strings -Wundef -Wformat-signedness
-Wuninitialized -Wundef -Wmissing-declarations -O2 -g -pipe -Wall
-Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fexceptions
-fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches
-specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -m64 -mtune=generic -fPIC
-funsigned-char -fno-strict-aliasing -fuse-ld=gold -fopenmp -msse2 -msse
-pipe -fPIC -funsigned-char -fno-strict-aliasing -O2 -DNDEBUG -o
CMakeFiles/bf_imbuf_dds.dir/DirectDrawSurface.cpp.o -c
/builddir/build/BUILD/blender-2.76/source/blender/imbuf/intern/dds/DirectDrawSurface.cpp
/builddir/build/BUILD/blender-2.76/source/blender/imbuf/intern/dds/DirectDrawSurface.cpp:
In member function 'void DirectDrawSurface::mipmap(Image*, uint, uint)':
/builddir/build/BUILD/blender-2.76/source/blender/imbuf/intern/dds/DirectDrawSurface.cpp:1105:20:
error: 'max' was not declared in this scope
w = max(1U, w / 2);
^
/builddir/build/BUILD/blender-2.76/source/blender/imbuf/intern/dds/DirectDrawSurface.cpp:
In member function 'void DirectDrawSurface::readBlockImage(Image*)':
/builddir/build/BUILD/blender-2.76/source/blender/imbuf/intern/dds/DirectDrawSurface.cpp:1226:39:
error: 'min' was not declared in this scope
for (uint y = 0; y < min(4U, h-4*by); y++)
^
/builddir/build/BUILD/blender-2.76/source/blender/imbuf/intern/dds/DirectDrawSurface.cpp:
In function 'Color32 buildNormal(uint8, uint8)':
/builddir/build/BUILD/blender-2.76/source/blender/imbuf/intern/dds/DirectDrawSurface.cpp:1243:56:
error: 'max' was not declared in this scope
uint8 z = clamp(int(255.0f * (nz + 1) / 2.0f), 0, 255);
^
/builddir/build/BUILD/blender-2.76/source/blender/imbuf/intern/dds/DirectDrawSurface.cpp:1243:64:
error: 'min' was not declared in this scope
uint8 z = clamp(int(255.0f * (nz + 1) / 2.0f), 0, 255);
^
/builddir/build/BUILD/blender-2.76/source/blender/imbuf/intern/dds/DirectDrawSurface.cpp:
In member function 'uint DirectDrawSurface::mipmapSize(uint) const':
/builddir/build/BUILD/blender-2.76/source/blender/imbuf/intern/dds/DirectDrawSurface.cpp:1382:20:
error: 'max' was not declared in this scope
w = max(1U, w / 2);
^
source/blender/imbuf/intern/dds/CMakeFiles/bf_imbuf_dds.dir/build.make:110:
recipe for target
'source/blender/imbuf/intern/dds/CMakeFiles/bf_imbuf_dds.dir/DirectDrawSurface.cpp.o'
failed
--- end ---
This seems like a pretty basic error in something that has worked fine for
a very long time. Is there anything in the GCC 6 update that would cause
this?
Thanks,
Richard
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