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AP_HAL_Linux: ToneAlarm_Raspilot: add fixme comment

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Lucas De Marchi 2016-06-20 11:10:36 -03:00
parent e122b2b651
commit 4f14b9b7e2
1 changed files with 1 additions and 0 deletions
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libraries/AP_HAL_Linux/ToneAlarm_Raspilot.cpp
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@ -183,6 +183,7 @@ void ToneAlarm_Raspilot::_set_pwm0_duty(uint8_t percent)
int bit_count = constrain_int32(320 * percent / 100, 320, 0); int bit_count = constrain_int32(320 * percent / 100, 320, 0);
unsigned int bits = 0; unsigned int bits = 0;
// FIXME: bits overflows for any bit_count > 32
while (bit_count) { while (bit_count) {
bits <<= 1; bits <<= 1;
bits |= 1; bits |= 1;