Georg-Johann Lay writes: > Senthil Kumar Selvaraj schrieb: >> Senthil Kumar Selvaraj writes: >> >>> Georg-Johann Lay writes: >>> >>>> Senthil Kumar Selvaraj schrieb: >>>>> Hi, >>>>> >>>>> [set JUMP_TABLES_IN_TEXT_SECTION to 1] >>> >>> I added tests that use linker relaxation and discovered a relaxation bug >>> in binutils 2.26 (and later) that messes up symbol values in the >>> presence of alignment directives. I'm working on that right now - >>> hopefully, it'll get backported to the release branch. >>> >>> Once that gets upstream, I'll resend the patch - with more tests, and >>> incorporating your comments. >>> >> >> There were two binutils bugs (PR ld/20221 and ld/20254) that were >> blocking this patch - on enabling, relaxation, jumptables were >> getting corrupted. Both of the issues are now fixed, and the fixes >> are in master and 2.26 branch. > > Should we mention in the release notes that Binutils >= 2.26 is needed > for avr-gcc >= 6 ?
Yes, we should document it. binutils 2.25 would probably work too, as the bugs were introduced only in binutils 2.26. I'll check and send a patch. > > Maybe even check during configure whether an appropriate version of > Binutils is used? That would be nice, but is it ok to add target specific conditions to configure.ac? Regards Senthil
