On 17/3/21 9:56 am, Joel Sherrill wrote: > On Tue, Mar 16, 2021, 4:47 PM Alex White <alex.wh...@oarcorp.com > <mailto:alex.wh...@oarcorp.com>> wrote: > > > Do any non-compiler-generated symbols include "."? > > Yes, according to the output of nm: > > $ i386-rtems6-nm build/i386/pc686/testsuites/libtests/block08.exe | grep > " \." > 0011bdd2 t .check_stack_switch > > I don't think there are any function symbols that include ".", though. > > I don't think including a dot is legal in any programming language we are > interested in. Holy qualified names in Ada use dot in fully qualified names > between the parts but that is mangled in the compiler. > > > Are there symbols that start with a "." that might be caught? I know we > do > > this in assembly programming often, e.g., ".vectors", although probably > it is > > unlikely to appear in C/asm I just want to be thorough. > > > > I didn't spot any when I looked: > > $ grep -r "PUBLIC\s*(\." --exclude-dir=build > > I guess it is possible, though. I'm not sure how I would properly handle > it. > Currently, covoar would just chop off everything after the ".", fail to > find > a coverage map, log an error, and move on. > > Do we think that is good enough? > > Until we find a language where a user written method can have a dot in the > generated name. :)
Do the asm symbols appear in the DWARF info? Could you search the DWARF and if it fails check for a . in the symbol and if it does remove the suffix and try again? Chris _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
