djsundog/circuitpython
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

extmod/modmachine: Truncate integers that are to be stored using mem*.

Browse Source 
Addresses issue #1835.
This commit is contained in:
Damien George 2016-02-10 17:05:03 +00:00
parent a888d5ab91
commit 3a042fb921
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
extmod/machine_mem.c
View File

@ -79,7 +79,7 @@ STATIC mp_obj_t machine_mem_subscr(mp_obj_t self_in, mp_obj_t index, mp_obj_t va
} else { } else {
// store // store
uintptr_t addr = MICROPY_MACHINE_MEM_GET_WRITE_ADDR(index, self->elem_size); uintptr_t addr = MICROPY_MACHINE_MEM_GET_WRITE_ADDR(index, self->elem_size);
uint32_t val = mp_obj_get_int(value); uint32_t val = mp_obj_get_int_truncated(value);
switch (self->elem_size) { switch (self->elem_size) {
case 1: (*(uint8_t*)addr) = val; break; case 1: (*(uint8_t*)addr) = val; break;
case 2: (*(uint16_t*)addr) = val; break; case 2: (*(uint16_t*)addr) = val; break;