Here is a test case (obtained by using the LLVM+SDCC toolchain on the swap regression...
Wrong operand in left shift by literal
Crash in optimizer: FATAL Compiler Internal Error in file 'SDCCopt.c' line number '805'
SDCC crashes with floating-point exception
Function returning function pointer
Fixed in revision #9791. Philipp
Fix a stack corruption issue in stm8 ! code gen...