For comparison, here is the working log from 168, if I run 169 with the lcd_range setting the SwitchRes monitor range line matches the one below, but still hangs before the rng(0) line:
SwitchRes: v0.015k, Monitor: lcd, Orientation: horizontal, Modeline generation: disabled
SwitchRes: Using default vfreq range for LCD 60.000000-60.000000
SwitchRes: Found output connector 'DVI-I-1'
SwitchRes: Creating automatic specs for LCD based on VESA GTF
SwitchRes: Monitor range 74520.00-74520.00,60.00-60.00,0.696,1.044,1.740,0.013,0.040,0.510,0,1,1200,1200,0,0
SwitchRes: -resolution was set at command line or in .ini file as 1600x1200@60
SwitchRes: Entering switchres_modeline_setup
SwitchRes: v0.015k:[pacman] Calculating best video mode for 224x288@60.606060 orientation: rotated
SwitchRes: [1600]x[1200]_(60=0.0000Hz)
rng(0): 1600 x1200_0.000p 0.000 [integ] scale(4, 4, 1) diff(0.44, 3.95, -0.6061) ratio(7.143, 4.167)
SwitchRes: [pacman] (1) vertical (224x288@60.61)->(1600x1200@0.00)
rng(0): 1600 x1200_0.000p 0.000 [integ] scale(4, 4, 1) diff(0.44, 3.95, -0.6061) ratio(7.143, 4.167)
SwitchRes: Setting option -rotate
SwitchRes: Setting option -noror
SwitchRes: Setting option -noautoror
SwitchRes: Setting option -norol
SwitchRes: Setting option -noautorol
SwitchRes: Setting option -noblack_frame_insertion
SwitchRes: Setting option -multithreading
SwitchRes: Setting option -syncrefresh
SwitchRes: Setting option -waitvsync
SwitchRes: Setting option -keepaspect
SwitchRes: Setting option -nounevenstretch
SwitchRes: Setting option -nofilter
SwitchRes: Setting option -prescale 3
Available videodrivers: x11 wayland dummy
Current Videodriver: x11
Display #0
Renderdrivers:
opengl (0x0)
opengles2 (0x0)
opengles (0x0)
software (0x0)
Available audio drivers:
pulseaudio
alsa
dsp
disk
dummy
Build version: 0.168 (Dec 20 2015)
Build architecure:
Build defines 1: SDLMAME_UNIX=1 SDLMAME_X11=1 SDLMAME_LINUX=1
Build defines 1: LSB_FIRST=1 PTR64=1 SYNC_IMPLEMENTATION=tc
SDL/OpenGL defines: SDL_COMPILEDVERSION=2003 USE_OPENGL=1
Compiler defines A: __GNUC__=5 __GNUC_MINOR__=3 __GNUC_PATCHLEVEL__=0 __VERSION__="5.3.0"
Compiler defines B: __amd64__=1 __x86_64__=1 __unix__=1
Compiler defines C: __USE_FORTIFY_LEVEL=0
Enter init_monitors
Adding monitor screen0 (1600 x 1200)
Leave init_monitors
Enter sdlwindow_init
Using SDL multi-window OpenGL driver (SDL 2.0+)
/dev/dri/card0 successfully opened
Hints:
SDL_FRAMEBUFFER_ACCELERATION (null)
SDL_RENDER_DRIVER (null)
SDL_RENDER_OPENGL_SHADERS (null)
SDL_RENDER_SCALE_QUALITY (null)
SDL_RENDER_VSYNC (null)
SDL_VIDEO_X11_XVIDMODE (null)
SDL_VIDEO_X11_XINERAMA (null)
SDL_VIDEO_X11_XRANDR (null)
SDL_GRAB_KEYBOARD (null)
SDL_VIDEO_MINIMIZE_ON_FOCUS_LOSS (null)
SDL_IOS_IDLE_TIMER_DISABLED (null)
SDL_IOS_ORIENTATIONS (null)
SDL_XINPUT_ENABLED (null)
SDL_GAMECONTROLLERCONFIG (null)
SDL_JOYSTICK_ALLOW_BACKGROUND_EVENTS (null)
SDL_ALLOW_TOPMOST (null)
SDL_TIMER_RESOLUTION (null)
SDL_RENDER_DIRECT3D_THREADSAFE (null)
SDL_VIDEO_ALLOW_SCREENSAVER (null)
SDL_ACCELEROMETER_AS_JOYSTICK (null)
SDL_MAC_CTRL_CLICK_EMULATE_RIGHT_CLICK (null)
SDL_VIDEO_WIN_D3DCOMPILER (null)
SDL_VIDEO_WINDOW_SHARE_PIXEL_FORMAT (null)
SDL_VIDEO_MAC_FULLSCREEN_SPACES (null)
SDL_MOUSE_RELATIVE_MODE_WARP (null)
SDL_HINT_RENDER_DIRECT3D11_DEBUG (null)
SDL_VIDEO_HIGHDPI_DISABLED (null)
SDL_HINT_WINRT_PRIVACY_POLICY_URL (null)
SDL_HINT_WINRT_PRIVACY_POLICY_LABEL (null)
SDL_HINT_WINRT_HANDLE_BACK_BUTTON (null)
Leave sdlwindow_init
Enter sdl_info::create
OpenGL: nouveau
OpenGL: Gallium 0.4 on NVC8
OpenGL: 3.0 Mesa 11.1.0
OpenGL: texture rectangle supported
OpenGL: non-power-of-2 textures supported (new method)
OpenGL: vertex buffer supported
OpenGL: pixel buffers supported
OpenGL: framebuffer object supported
OpenGL: GLSL supported, but disabled
OpenGL: max texture size 16384 x 16384
Leave sdl_info_ogl::create
Keyboard: Start initialization
Input: Adding Kbd #0: System keyboard
Keyboard: Registered System keyboard
Keyboard: End initialization
Mouse: Start initialization
Input: Adding Mouse #0: System mouse
Mouse: Registered System mouse
Mouse: End initialization
Joystick: Start initialization
Input: Adding Joy #0: Ultimarc IPAC 2 Ultimarc IPAC 2
Joystick: Ultimarc IPAC 2 Ultimarc IPAC 2
Joystick: ... 4 axes, 32 buttons 1 hats 0 balls
Joystick: ... Physical id 0 mapped to logical id 1
Joystick: End initialization
output: unable to open output notifier file /tmp/sdlmame_out
Audio: Start initialization
Audio: Driver is pulseaudio
Audio: frequency: 48000, channels: 2, samples: 256
sdl_create_buffers: creating stream buffer of 18432 bytes
Audio: End initialization
Region ':maincpu' created
Region ':gfx1' created
Region ':proms' created
Region ':namco' created
Starting Pac-Man (Midway) ':'
Optional shared pointer 'patched_opcodes' not found
Optional shared pointer 'rocktrv2_prot' not found
Optional shared pointer 's2650_tileram' not found
Optional shared pointer 's2650_spriteram' not found
(missing dependencies; rescheduling)
Starting Z80 ':maincpu'
Starting gfxdecode ':gfxdecode'
Starting palette ':palette'
Starting Video Screen ':screen'
Starting Speaker ':mono'
(missing dependencies; rescheduling)
Starting Namco ':namco'
Starting Pac-Man (Midway) ':'
Optional shared pointer 'patched_opcodes' not found
Optional shared pointer 'rocktrv2_prot' not found
Optional shared pointer 's2650_tileram' not found
Optional shared pointer 's2650_spriteram' not found
(missing dependencies; rescheduling)
Starting Speaker ':mono'
Starting Pac-Man (Midway) ':'
Optional shared pointer 'patched_opcodes' not found
Optional shared pointer 'rocktrv2_prot' not found
Optional shared pointer 's2650_tileram' not found
Optional shared pointer 's2650_spriteram' not found
OpenGL: VBO supported
OpenGL: PBO supported
OpenGL: FBO supported
OpenGL: using vid filter: 0
GL texture: copy 1, shader 0, dynamic 1, 864x672 864x672 [PALETTE16, Equal: 0, Palette: 1,
scale 3x3, border 0, pitch 384,864/16384], bytes/pix 4
GL texture: copy 1, shader 0, dynamic 1, 864x672 864x672 [PALETTE16, Equal: 0, Palette: 1,
scale 3x3, border 0, pitch 384,864/16384], bytes/pix 4
GL texture: copy 1, shader 0, dynamic 1, 864x672 864x672 [PALETTE16, Equal: 0, Palette: 1,
scale 3x3, border 0, pitch 384,864/16384], bytes/pix 4
Average speed: 81.70% (10 seconds)
sdl_kill: closing audio
Sound buffer: overflows=3 underflows=6
Enter sdlwindow_exit
Leave sdlwindow_exit
Joystick: Start deinitialization
Joystick: End deinitialization
SwitchRes: Restoring desktop resolution: 1600x1200
SwitchRes: Running 'xrandr --output DVI-I-1 --mode 1600x1200'