sketch/cmdqueue.cpp: In function 'bool cmdqueue_pop_front()':
sketch/cmdqueue.cpp:67:56: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for (++ bufindr; bufindr < sizeof(cmdbuffer) && cmdbuffer[bufindr] == 0; ++ bufindr) ;
^
sketch/cmdqueue.cpp: In function 'bool cmdqueue_could_enqueue_back(int, bool)':
sketch/cmdqueue.cpp:170:63: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
endw + CMDBUFFER_RESERVE_FRONT <= sizeof(cmdbuffer) ||
^
sketch/cmdqueue.cpp:172:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
(endw <= sizeof(cmdbuffer) && CMDBUFFER_RESERVE_FRONT <= bufindr))
^
sketch/cmdqueue.cpp:196:63: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
endw + CMDBUFFER_RESERVE_FRONT <= sizeof(cmdbuffer) ||
^
sketch/cmdqueue.cpp:198:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
(endw <= sizeof(cmdbuffer) && CMDBUFFER_RESERVE_FRONT <= bufindr))
^
sketch/cmdqueue.cpp: In function 'void get_command()':
sketch/cmdqueue.cpp:380:10: warning: variable 'rx_buffer_full' set but not used [-Wunused-but-set-variable]
bool rx_buffer_full = false; //flag that serial rx buffer is full
^
sketch/cmdqueue.cpp: In function 'uint16_t cmdqueue_calc_sd_length()':
sketch/cmdqueue.cpp:697:54: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for (++ _bufindr; _bufindr < sizeof(cmdbuffer) && cmdbuffer[_bufindr] == 0; ++ _bufindr) ;
^
Add parentheses to match expressions on following lines. This changed expression, as == has precedence over ^, but truth table of expression is anyway the same regardless of parentheses.
Variable started to be unused in commit
fde0efc75c
power panic for absolute E coordinates: initial version
and its author told me that the change was intentional.
file included from sketch/Configuration_prusa.h:2:0,
from sketch/Configuration.h:43,
from sketch/Marlin.h:22,
from sketch/Marlin_main.cpp:46:
sketch/Marlin_main.cpp: In function 'void process_commands()':
sketch/variants/1_75mm_MK3-EINSy10a-E3Dv6full.h:106:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
#define NORMAL_MAX_ACCEL_XY 2500ul // max acceleration in normal mode in mm/s^2
^
sketch/Marlin_main.cpp:5772:16: note: in expansion of macro 'NORMAL_MAX_ACCEL_XY'
if (val > NORMAL_MAX_ACCEL_XY)
^
sketch/variants/1_75mm_MK3-EINSy10a-E3Dv6full.h:102:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
#define SILENT_MAX_ACCEL_XY 960ul // max acceleration in silent mode in mm/s^2
^
sketch/Marlin_main.cpp:5774:23: note: in expansion of macro 'SILENT_MAX_ACCEL_XY'
if (val_silent > SILENT_MAX_ACCEL_XY)
sketch/Marlin_main.cpp:1478:57: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if ((farm_mode == 0xFF && farm_no == 0) || (farm_no == 0xFFFF)) farm_mode = false; //if farm_mode has not been stored to eeprom yet and farm number is set to zero or EEPROM is fresh, deactivate farm mode
^
sketch/Marlin_main.cpp:1479:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if (farm_no == 0xFFFF) farm_no = 0;
^
In file included from sketch/ConfigurationStore.cpp:4:0:
sketch/ultralcd.h:40:15: warning: 'void lcd_selftest_v()' declared 'static' but never defined [-Wunused-function]
static void lcd_selftest_v();
^
sketch/ultralcd.h:42:15: warning: 'bool lcd_selfcheck_endstops()' declared 'static' but never defined [-Wunused-function]
static bool lcd_selfcheck_endstops();
^
sketch/ultralcd.h:45:15: warning: 'void reset_crash_det(char)' declared 'static' but never defined [-Wunused-function]
static void reset_crash_det(char axis);
^
sketch/ultralcd.h:46:15: warning: 'bool lcd_selfcheck_axis_sg(char)' declared 'static' but never defined [-Wunused-function]
static bool lcd_selfcheck_axis_sg(char axis);
^
sketch/ultralcd.h:47:15: warning: 'bool lcd_selfcheck_axis(int, int)' declared 'static' but never defined [-Wunused-function]
static bool lcd_selfcheck_axis(int _axis, int _travel);
^
sketch/ultralcd.h:54:15: warning: 'bool lcd_selfcheck_check_heater(bool)' declared 'static' but never defined [-Wunused-function]
static bool lcd_selfcheck_check_heater(bool _isbed);
^
sketch/ultralcd.h:55:15: warning: 'int lcd_selftest_screen(int, int, int, bool, int)' declared 'static' but never defined [-Wunused-function]
static int lcd_selftest_screen(int _step, int _progress, int _progress_scale, bool _clear, int _delay);
^
sketch/ultralcd.h:56:15: warning: 'void lcd_selftest_screen_step(int, int, int, const char*, const char*)' declared 'static' but never defined [-Wunused-function]
static void lcd_selftest_screen_step(int _row, int _col, int _state, const char *_name, const char *_indicator);
^
sketch/ultralcd.h:57:15: warning: 'bool lcd_selftest_manual_fan_check(int, bool)' declared 'static' but never defined [-Wunused-function]
static bool lcd_selftest_manual_fan_check(int _fan, bool check_opposite);
^
sketch/ultralcd.h:58:15: warning: 'bool lcd_selftest_fan_dialog(int)' declared 'static' but never defined [-Wunused-function]
static bool lcd_selftest_fan_dialog(int _fan);
^
sketch/ultralcd.h:59:15: warning: 'bool lcd_selftest_fsensor()' declared 'static' but never defined [-Wunused-function]
static bool lcd_selftest_fsensor();
^
sketch/ultralcd.h:60:15: warning: 'void lcd_selftest_error(int, const char*, const char*)' declared 'static' but never defined [-Wunused-function]
static void lcd_selftest_error(int _error_no, const char *_error_1, const char *_error_2);
sketch/ultralcd.h:68:24: warning: 'blink' defined but not used [-Wunused-variable]
static unsigned char blink = 0; // Variable for visualization of fan rotation in GLCD
sketch/ultralcd.h:222:13: warning: 'void lcd_colorprint_change()' declared 'static' but never defined [-Wunused-function]
static void lcd_colorprint_change();
^
sketch/ultralcd.h:223:12: warning: 'int get_ext_nr()' declared 'static' but never defined [-Wunused-function]
static int get_ext_nr();
^
sketch/ultralcd.h:225:13: warning: 'void extr_adj_0()' declared 'static' but never defined [-Wunused-function]
static void extr_adj_0();
^
sketch/ultralcd.h:226:13: warning: 'void extr_adj_1()' declared 'static' but never defined [-Wunused-function]
static void extr_adj_1();
^
sketch/ultralcd.h:227:13: warning: 'void extr_adj_2()' declared 'static' but never defined [-Wunused-function]
static void extr_adj_2();
^
sketch/ultralcd.h:228:13: warning: 'void extr_adj_3()' declared 'static' but never defined [-Wunused-function]
static void extr_adj_3();
^
sketch/ultralcd.h:229:13: warning: 'void fil_load_menu()' declared 'static' but never defined [-Wunused-function]
static void fil_load_menu();
^
sketch/ultralcd.h:230:13: warning: 'void fil_unload_menu()' declared 'static' but never defined [-Wunused-function]
static void fil_unload_menu();
^
sketch/ultralcd.h:231:13: warning: 'void extr_unload_0()' declared 'static' but never defined [-Wunused-function]
static void extr_unload_0();
^
sketch/ultralcd.h:232:13: warning: 'void extr_unload_1()' declared 'static' but never defined [-Wunused-function]
static void extr_unload_1();
^
sketch/ultralcd.h:233:13: warning: 'void extr_unload_2()' declared 'static' but never defined [-Wunused-function]
static void extr_unload_2();
^
sketch/ultralcd.h:234:13: warning: 'void extr_unload_3()' declared 'static' but never defined [-Wunused-function]
static void extr_unload_3();
^
sketch/ultralcd.h:235:13: warning: 'void lcd_disable_farm_mode()' declared 'static' but never defined [-Wunused-function]
static void lcd_disable_farm_mode();
^
sketch/ultralcd.h:236:13: warning: 'void lcd_set_fan_check()' declared 'static' but never defined [-Wunused-function]
static void lcd_set_fan_check();
^
sketch/ultralcd.h:240:13: warning: 'char snmm_stop_print_menu()' declared 'static' but never defined [-Wunused-function]
static char snmm_stop_print_menu();
^
sketch/ultralcd.h:242:14: warning: 'void lcd_sort_type_set()' declared 'static' but never defined [-Wunused-function]
static void lcd_sort_type_set();
^
sketch/ultralcd.h:244:14: warning: 'float count_e(float, float, float)' declared 'static' but never defined [-Wunused-function]
static float count_e(float layer_heigth, float extrusion_width, float extrusion_length);
^
sketch/ultralcd.h:245:13: warning: 'void lcd_babystep_z()' declared 'static' but never defined [-Wunused-function]
static void lcd_babystep_z();
^
sketch/ultralcd.h:290:13: warning: 'void lcd_send_status()' declared 'static' but never defined [-Wunused-function]
static void lcd_send_status();
^
sketch/ultralcd.h:291:13: warning: 'void lcd_connect_printer()' declared 'static' but never defined [-Wunused-function]
static void lcd_connect_printer();
sketch/ultralcd.h:227:13: warning: 'char snmm_stop_print_menu()' declared 'static' but never defined [-Wunused-function]
static char snmm_stop_print_menu();
^
sketch/ultralcd.h:229:14: warning: 'void lcd_sort_type_set()' declared 'static' but never defined [-Wunused-function]
static void lcd_sort_type_set();
^
sketch/ultralcd.h:231:14: warning: 'float count_e(float, float, float)' declared 'static' but never defined [-Wunused-function]
static float count_e(float layer_heigth, float extrusion_width, float extrusion_length);
^
sketch/ultralcd.h:232:13: warning: 'void lcd_babystep_z()' declared 'static' but never defined [-Wunused-function]
static void lcd_babystep_z();
In file included from sketch/ConfigurationStore.cpp:4:0:
sketch/ultralcd.h:12:14: warning: 'void lcd_language_menu()' declared 'static' but never defined [-Wunused-function]
static void lcd_language_menu();
In file included from sketch/ConfigurationStore.cpp:3:0:
sketch/temperature.h:193:14: warning: 'temp_runaway_status' defined but not used [-Wunused-variable]
static float temp_runaway_status[4];
^
sketch/temperature.h:194:14: warning: 'temp_runaway_target' defined but not used [-Wunused-variable]
static float temp_runaway_target[4];
^
sketch/temperature.h:195:14: warning: 'temp_runaway_timer' defined but not used [-Wunused-variable]
static float temp_runaway_timer[4];
^
sketch/temperature.h:196:12: warning: 'temp_runaway_error_counter' defined but not used [-Wunused-variable]
static int temp_runaway_error_counter[4];
In file included from sketch/ConfigurationStore.cpp:5:0:
sketch/ConfigurationStore.h: In function 'uint8_t calibration_status_store(uint8_t)':
sketch/ConfigurationStore.h:24:124: warning: no return statement in function returning non-void [-Wreturn-type]
inline uint8_t calibration_status_store(uint8_t status) { eeprom_update_byte((uint8_t*)EEPROM_CALIBRATION_STATUS, status); }
In file included from sketch/BlinkM.cpp:5:0:
sketch/Marlin.h:422:13: warning: 'void print_time_remaining_init()' declared 'static' but never defined [-Wunused-function]
static void print_time_remaining_init();
Make local functions static. Saves 6B of flash.
It manifested istself as following compiler warnings:
sketch/Marlin_main.cpp: In function 'void print_physical_coordinates()':
sketch/Marlin_main.cpp:9065:86: warning: pointer to a function used in arithmetic [-Wpointer-arith]
printf_P(_N("physical coordinates: (%.3f, %.3f, %.3f)\n"), st_get_position_mm[X_AXIS], st_get_position_mm[Y_AXIS], st_get_position_mm[Z_AXIS]);
^
sketch/Marlin_main.cpp:9065:114: warning: pointer to a function used in arithmetic [-Wpointer-arith]
printf_P(_N("physical coordinates: (%.3f, %.3f, %.3f)\n"), st_get_position_mm[X_AXIS], st_get_position_mm[Y_AXIS], st_get_position_mm[Z_AXIS]);
^
sketch/Marlin_main.cpp:9065:142: warning: pointer to a function used in arithmetic [-Wpointer-arith]
printf_P(_N("physical coordinates: (%.3f, %.3f, %.3f)\n"), st_get_position_mm[X_AXIS], st_get_position_mm[Y_AXIS], st_get_position_mm[Z_AXIS]);
^
sketch/Marlin_main.cpp:9066:1: warning: pointer offset from symbol maybe incorrect [enabled by default]
}
^
_Z18st_get_position_mmh+2
sketch/Marlin_main.cpp:9066:1: warning: pointer offset from symbol maybe incorrect [enabled by default]
_Z18st_get_position_mmh+2
sketch/Marlin_main.cpp:9066:1: warning: pointer offset from symbol maybe incorrect [enabled by default]
_Z18st_get_position_mmh+1
sketch/Marlin_main.cpp:9066:1: warning: pointer offset from symbol maybe incorrect [enabled by default]
_Z18st_get_position_mmh+1
sketch/adc.c: In function 'adc_init':
sketch/adc.c:20:2: warning: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
printf(("adc_init\n"));
^
sketch/adc.c:20:2: warning: incompatible implicit declaration of built-in function 'printf' [enabled by default]
