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note an assmued invariant that may not be obvious

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Jeff Epler 2023-11-28 13:38:13 -06:00
parent a38cd711ce
commit 9b2bc6b349
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supervisor/shared/translate/translate.c
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@ -109,6 +109,7 @@ static int get_nbits(bitstream_state_t *st, int n) {
return r; return r;
} }
// note: the vstr must be a fixed-buffer vstr that matches the decompressed length of the string
static void decompress_vstr(mp_rom_error_text_t compressed, vstr_t *decompressed) { static void decompress_vstr(mp_rom_error_text_t compressed, vstr_t *decompressed) {
bitstream_state_t b = { bitstream_state_t b = {
.ptr = &(compressed->data) + (compress_max_length_bits >> 3), .ptr = &(compressed->data) + (compress_max_length_bits >> 3),