warning: overflow in conversion from

[fatalfeel]

-I/root/fbgui/awtk/3rd/nanovg/gl -I/root/fbgui/awtk/3rd/nanovg/base -I/root/fbgui/awtk/res build/var/awtk/src/lcd/lcd_mem_rgba8888.c
In file included from build/var/awtk/src/lcd/lcd_mem_rgb565.c:35:
/root/fbgui/awtk/src/lcd/lcd_mem.inc: In function ‘lcd_mem_draw_vline’:
/root/fbgui/awtk/src/lcd/lcd_mem.inc:224:16: warning: overflow in conversion from ‘long unsigned int’ to ‘int32_t’ {aka ‘int’} changes value from ‘18446744073709551614’ to ‘-2’ [-Woverflow]
offset = -sizeof(pixel_t);
^
/root/fbgui/awtk/src/lcd/lcd_mem.inc: In function ‘lcd_mem_draw_glyph4’:
/root/fbgui/awtk/src/lcd/lcd_mem.inc:339:18: warning: overflow in conversion from ‘long unsigned int’ to ‘wh_t’ {aka ‘int’} changes value from ‘18446744073709551614’ to ‘-2’ [-Woverflow]
d_offset = -sizeof(pixel_t);
^
/root/fbgui/awtk/src/lcd/lcd_mem.inc:343:20: warning: overflow in conversion from ‘long unsigned int’ to ‘wh_t’ {aka ‘int’} changes value from ‘18446744073709551614’ to ‘-2’ [-Woverflow]
dst_offset = -sizeof(pixel_t);
^
/root/fbgui/awtk/src/lcd/lcd_mem.inc: In function ‘lcd_mem_draw_glyph8’:
/root/fbgui/awtk/src/lcd/lcd_mem.inc:411:18: warning: overflow in conversion from ‘long unsigned int’ to ‘wh_t’ {aka ‘int’} changes value from ‘18446744073709551614’ to ‘-2’ [-Woverflow]
d_offset = -sizeof(pixel_t);
^
/root/fbgui/awtk/src/lcd/lcd_mem.inc:415:20: warning: overflow in conversion from ‘long unsigned int’ to ‘wh_t’ {aka ‘int’} changes value from ‘18446744073709551614’ to ‘-2’ [-Woverflow]
dst_offset = -sizeof(pixel_t);
^
In file included from build/var/awtk/src/lcd/lcd_mem_rgb888.c:35:
/root/fbgui/awtk/src/lcd/lcd_mem.inc: In function ‘lcd_mem_draw_vline’:
/root/fbgui/awtk/src/lcd/lcd_mem.inc:224:16: warning: overflow in conversion from ‘long unsigned int’ to ‘int32_t’ {aka ‘int’} changes value from ‘18446744073709551613’ to ‘-3’ [-Woverflow]
offset = -sizeof(pixel_t);
^
/root/fbgui/awtk/src/lcd/lcd_mem.inc: In function ‘lcd_mem_draw_glyph4’:
/root/fbgui/awtk/src/lcd/lcd_mem.inc:339:18: warning: overflow in conversion from ‘long unsigned int’ to ‘wh_t’ {aka ‘int’} changes value from ‘18446744073709551613’ to ‘-3’ [-Woverflow]
d_offset = -sizeof(pixel_t);
^
/root/fbgui/awtk/src/lcd/lcd_mem.inc:343:20: warning: overflow in conversion from ‘long unsigned int’ to ‘wh_t’ {aka ‘int’} changes value from ‘18446744073709551613’ to ‘-3’ [-Woverflow]
dst_offset = -sizeof(pixel_t);
^
/root/fbgui/awtk/src/lcd/lcd_mem.inc: In function ‘lcd_mem_draw_glyph8’:
/root/fbgui/awtk/src/lcd/lcd_mem.inc:411:18: warning: overflow in conversion from ‘long unsigned int’ to ‘wh_t’ {aka ‘int’} changes value from ‘18446744073709551613’ to ‘-3’ [-Woverflow]
d_offset = -sizeof(pixel_t);
^
/root/fbgui/awtk/src/lcd/lcd_mem.inc:415:20: warning: overflow in conversion from ‘long unsigned int’ to ‘wh_t’ {aka ‘int’} changes value from ‘18446744073709551613’ to ‘-3’ [-Woverflow]
dst_offset = -sizeof(pixel_t);
^
In file included from build/var/awtk/src/lcd/lcd_mem_rgba8888.c:35:
/root/fbgui/awtk/src/lcd/lcd_mem.inc: In function ‘lcd_mem_draw_vline’:
/root/fbgui/awtk/src/lcd/lcd_mem.inc:224:16: warning: overflow in conversion from ‘long unsigned int’ to ‘int32_t’ {aka ‘int’} changes value from ‘18446744073709551612’ to ‘-4’ [-Woverflow]
offset = -sizeof(pixel_t);
^
/root/fbgui/awtk/src/lcd/lcd_mem.inc: In function ‘lcd_mem_draw_glyph4’:
/root/fbgui/awtk/src/lcd/lcd_mem.inc:339:18: warning: overflow in conversion from ‘long unsigned int’ to ‘wh_t’ {aka ‘int’} changes value from ‘18446744073709551612’ to ‘-4’ [-Woverflow]
d_offset = -sizeof(pixel_t);
^
/root/fbgui/awtk/src/lcd/lcd_mem.inc:343:20: warning: overflow in conversion from ‘long unsigned int’ to ‘wh_t’ {aka ‘int’} changes value from ‘18446744073709551612’ to ‘-4’ [-Woverflow]
dst_offset = -sizeof(pixel_t);
^
/root/fbgui/awtk/src/lcd/lcd_mem.inc: In function ‘lcd_mem_draw_glyph8’:
/root/fbgui/awtk/src/lcd/lcd_mem.inc:411:18: warning: overflow in conversion from ‘long unsigned int’ to ‘wh_t’ {aka ‘int’} changes value from ‘18446744073709551612’ to ‘-4’ [-Woverflow]
d_offset = -sizeof(pixel_t);
^
/root/fbgui/awtk/src/lcd/lcd_mem.inc:415:20: warning: overflow in conversion from ‘long unsigned int’ to ‘wh_t’ {aka ‘int’} changes value from ‘18446744073709551612’ to ‘-4’ [-Woverflow]
dst_offset = -sizeof(pixel_t);

[fatalfeel]

/root/fbgui/awtk-linux-fb/build/var/awtk/src/tkc/types_def.h
typedef int32_t xy_t;
typedef int32_t wh_t;

/root/fbgui/awtk/src/lcd/lcd_mem.inc
//wh_t offset = sizeof(pixel_t);
//to
size_t d_offset = sizeof(pixel_t); //fixed
~~also need modify others
size_t dst_offset = line_length;
size_t offset = 0;