Joel Sherrill created an issue:
https://gitlab.rtems.org/rtems/rtos/rtems/-/issues/5243
## Summary
These warnings are from the uC5282 console.c file. The file uses a mix of tabs
and spaces which appears to be the cause of this warning. But the code
definitely looks incorrectly indented if tabs are 8 spaces. RTEMS style does
not allow tabs.
```
../../../bsps/m68k/uC5282/console/console.c: In function '_BSP_null_char':
../../../bsps/m68k/uC5282/console/console.c:49:5: warning: this 'while' clause
does not guard... [-Wmisleading-indentation]
49 | while ( (MCF5282_UART_USR(CONSOLE_PORT) & MCF5282_UART_USR_TXRDY)
== 0 )
| ^~~~~
In file included from ../../../cpukit/include/rtems/score/isr.h:41,
from ../../../cpukit/include/rtems/config.h:65,
from ../../../cpukit/include/rtems.h:59,
from ../../../cpukit/include/rtems/libio.h:55,
from ../../../bsps/m68k/uC5282/console/console.c:24:
../../../cpukit/include/rtems/score/isrlevel.h:94:3: note: ...this statement,
but the latter is misleadingly indented as if it were guarded by the 'while'
94 | do { \
| ^~
../../../cpukit/include/rtems/rtems/intr.h:311:49: note: in expansion of macro
'_ISR_Local_enable'
311 | #define rtems_interrupt_enable( _isr_cookie ) _ISR_Local_enable(
_isr_cookie )
| ^~~~~~~~~~~~~~~~~
../../../bsps/m68k/uC5282/console/console.c:51:9: note: in expansion of macro
'rtems_interrupt_enable'
51 | rtems_interrupt_enable(level);
| ^~~~~~~~~~~~~~~~~~~~~~
[ 121/4617] Compiling cpukit/posix/src/getitimer.c
```
## Steps to reproduce
### Pre-set options
--
View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/issues/5243
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