rt_misc.h, this function raises
a signal to indicate a runtime anomaly. It is not part of the C
library standard, but is supported by the ARM C library as an extension.
Redefine this function to replace the entire signal handling
mechanism for the library. The default implementation calls
Depending on the value returned from
- no return
The handler performed a long jump or restart and
__rt_raise()does not regain control.
The signal was handled and
The default library implementation calls
__raise()returns a nonzero return code
Using ARM C and C++ Libraries and Floating-Point Support: