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| author | Alexander Entinger <consulting@lxrobotics.com> | 2019-09-16 11:12:37 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-09-16 11:12:37 +0200 |
| commit | 786e405d54ab2151df3725366db8794b66086587 (patch) | |
| tree | ea0872a58dffbc3e1983e232ca86773fd5cadf2c | |
| parent | 5ed329e1c9771ba45bca0f13938adccd5a36e719 (diff) | |
| parent | 13bace4bb9e37af02c36e52951399c739563f549 (diff) | |
Merge pull request #100 from CombiesGit/patch-1
[TWI] Add __attribute__ ((fallthrough)) to remove recent GCC warnings
| -rw-r--r-- | libraries/Wire/src/utility/twi.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libraries/Wire/src/utility/twi.c b/libraries/Wire/src/utility/twi.c index 171af73..1a35146 100644 --- a/libraries/Wire/src/utility/twi.c +++ b/libraries/Wire/src/utility/twi.c @@ -445,6 +445,7 @@ ISR(TWI_vect) case TW_MR_DATA_ACK: // data received, ack sent // put byte into buffer twi_masterBuffer[twi_masterBufferIndex++] = TWDR; + __attribute__ ((fallthrough)); case TW_MR_SLA_ACK: // address sent, ack received // ack if more bytes are expected, otherwise nack if(twi_masterBufferIndex < twi_masterBufferLength){ @@ -530,6 +531,7 @@ ISR(TWI_vect) twi_txBufferLength = 1; twi_txBuffer[0] = 0x00; } + __attribute__ ((fallthrough)); // transmit first byte from buffer, fall case TW_ST_DATA_ACK: // byte sent, ack returned // copy data to output register |