avr-gcc doesn't know address space wraps?

2015-12-28 Thread Ralph Doncaster
avr-gcc 4.9.2 doesn't seem to know that the address space wraps, so that an rjmp in the last 2KB of the address space can reach code in the first 2KB. The following code works fine with a jmp, but if I change the jmp ResetVector to rjmp, I get: (.bootloader+0x4): relocation truncated to fit: R_AVR

Re: C++ Exception Handling

2015-12-28 Thread Florian Weimer
* Rodrigo Bonifacio: > We are expanding this research to a broader community, so I kindly > invite you to answer our new version of the survey at: > > https://www.surveymonkey.com/r/SXCB7WJ Question 9 is too ambiguous. Do you expect answers that reflect our own judgement, or do you want us to gu

C++ Exception Handling

2015-12-28 Thread Rodrigo Bonifacio
Dear all, (apologies if you receive multiple copies) We are investigating the use of C++ exception handling constructs in well known open-source C++ systems (including compiler infrastructures such as GCC and LLVM), and have published some results in the last International Conference on Source Cod