[MacPorts] #70456: pngloss: error: ‘for’ loop initial declaration used outside C99 mode

[MacPorts]

#70456: pngloss: error: ‘for’ loop initial declaration used outside C99 mode
-----------------------------------------+-------------------------
 Reporter:  barracuda156                 |      Owner:  herbygillot
     Type:  defect                       |     Status:  assigned
 Priority:  Normal                       |  Milestone:
Component:  ports                        |    Version:  2.9.3
 Keywords:  tiger, leopard, snowleopard  |       Port:  pngloss
-----------------------------------------+-------------------------
 The build needs `-std=c99`:
 {{{
 --->  Building pngloss
 Executing:  cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_pngloss/pngloss/work/pngloss-1.0"
 && /usr/bin/make -j6 -w all
 CC="/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_pngloss/pngloss/work/compwrap/cc/usr/bin/gcc-4.2"
 CXX="/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_pngloss/pngloss/work/compwrap/cxx/usr/bin/g++-4.2"
 OBJC="/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_pngloss/pngloss/work/compwrap/objc/usr/bin/gcc-4.2"
 OBJCXX="/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_pngloss/pngloss/work/compwrap/objcxx/usr/bin/g++-4.2"
 INSTALL="/usr/bin/install -c"
 make: Entering directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_pngloss/pngloss/work/pngloss-1.0'
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_pngloss/pngloss/work/compwrap/cc/usr/bin/gcc-4.2
 -O3 -Wall -Wextra -I/usr/local/include -I/opt/local/include  -c -o
 src/color_delta.o src/color_delta.c
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_pngloss/pngloss/work/compwrap/cc/usr/bin/gcc-4.2
 -O3 -Wall -Wextra -I/usr/local/include -I/opt/local/include  -c -o
 src/optimize_state.o src/optimize_state.c
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_pngloss/pngloss/work/compwrap/cc/usr/bin/gcc-4.2
 -O3 -Wall -Wextra -I/usr/local/include -I/opt/local/include  -c -o
 src/pngloss_image.o src/pngloss_image.c
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_pngloss/pngloss/work/compwrap/cc/usr/bin/gcc-4.2
 -O3 -Wall -Wextra -I/usr/local/include -I/opt/local/include  -c -o
 src/pngloss_opts.o src/pngloss_opts.c
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_pngloss/pngloss/work/compwrap/cc/usr/bin/gcc-4.2
 -O3 -Wall -Wextra -I/usr/local/include -I/opt/local/include  -c -o
 src/pngloss.o src/pngloss.c
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_pngloss/pngloss/work/compwrap/cc/usr/bin/gcc-4.2
 -O3 -Wall -Wextra -I/usr/local/include -I/opt/local/include  -c -o
 src/rwpng.o src/rwpng.c
 src/optimize_state.c: In function ‘optimize_state_init’:
 src/optimize_state.c:39: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/optimize_state.c:59: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/optimize_state.c:66: error: redefinition of ‘filter’
 src/optimize_state.c:39: error: previous definition of ‘filter’ was here
 src/optimize_state.c:66: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/optimize_state.c:67: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/optimize_state.c:68: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/optimize_state.c:69: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/optimize_state.c: In function ‘optimize_state_destroy’:
 src/optimize_state.c:92: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/optimize_state.c: In function ‘optimize_state_run’:
 src/optimize_state.c:131: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/optimize_state.c:214: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/optimize_state.c: In function ‘optimize_state_row’:
 src/optimize_state.c:327: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/optimize_state.c:328: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/optimize_state.c: In function ‘diffuse_color_error’:
 src/optimize_state.c:397: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/optimize_state.c: In function ‘adaptive_filter_for_rows’:
 src/optimize_state.c:498: error: ‘for’ loop initial declaration used
 outside C99 mode
 make: *** [src/optimize_state.o] Error 1
 make: *** Waiting for unfinished jobs....
 src/color_delta.c: In function ‘color_distance’:
 src/color_delta.c:54: error: ‘for’ loop initial declaration used outside
 C99 mode
 src/color_delta.c: In function ‘color_delta_distance’:
 src/color_delta.c:62: error: ‘for’ loop initial declaration used outside
 C99 mode
 make: *** [src/color_delta.o] Error 1
 src/pngloss_image.c: In function ‘optimize_with_stride’:
 src/pngloss_image.c:45: error: ‘for’ loop initial declaration used outside
 C99 mode
 src/pngloss_image.c: In function ‘optimize_with_rows’:
 src/pngloss_image.c:67: error: ‘for’ loop initial declaration used outside
 C99 mode
 src/pngloss_image.c:68: error: ‘for’ loop initial declaration used outside
 C99 mode
 src/pngloss_image.c:106: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/pngloss_image.c:108: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/pngloss_image.c:126: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/pngloss_image.c:127: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/pngloss_image.c: In function ‘optimize_image’:
 src/pngloss_image.c:213: error: ‘for’ loop initial declaration used
 outside C99 mode
 src/pngloss_image.c:317: error: ‘for’ loop initial declaration used
 outside C99 mode
 make: *** [src/pngloss_image.o] Error 1
 src/pngloss.c: In function ‘pngloss_main_internal’:
 src/pngloss.c:173: error: ‘for’ loop initial declaration used outside C99
 mode
 src/pngloss.c: In function ‘prepare_output_image’:
 src/pngloss.c:478: error: ‘for’ loop initial declaration used outside C99
 mode
 make: *** [src/pngloss.o] Error 1
 src/rwpng.c: In function ‘rwpng_create_row_pointers’:
 src/rwpng.c:122: error: ‘for’ loop initial declaration used outside C99
 mode
 src/rwpng.c: In function ‘rwpng_write_end’:
 src/rwpng.c:491: error: ‘for’ loop initial declaration used outside C99
 mode
 src/rwpng.c: In function ‘rwpng_write_image24’:
 src/rwpng.c:560: error: ‘for’ loop initial declaration used outside C99
 mode
 src/rwpng.c:561: error: ‘for’ loop initial declaration used outside C99
 mode
 src/rwpng.c:583: error: ‘for’ loop initial declaration used outside C99
 mode
 src/rwpng.c:584: error: ‘for’ loop initial declaration used outside C99
 mode
 make: *** [src/rwpng.o] Error 1
 }}}

 However it does not respect MacPorts flags, and neither `configure.cflags`
 nor `build.env CFLAGS` has an effect.

-- 
Ticket URL: <https://trac.macports.org/ticket/70456>
MacPorts <https://www.macports.org/>
Ports system for macOS