CVS commit: src/lib/libc/arch/i386

["Kamil Rytarowski" <kamil%netbsd.org@localhost>]

Module Name:    src
Committed By:   kamil
Date:           Mon Oct 12 23:56:08 UTC 2020

Modified Files:
        src/lib/libc/arch/i386: Makefile.inc
        src/lib/libc/arch/i386/sys: __sigtramp2.S
Added Files:
        src/lib/libc/arch/i386: genassym.cf

Log Message:
Decorate the i386 signal trampoline with CFI attributes easing unwinding

Now, the unwinders (in backtrace(3) and similar) can unwind properly
the stack from a signal handler.


To generate a diff of this commit:
cvs rdiff -u -r1.21 -r1.22 src/lib/libc/arch/i386/Makefile.inc
cvs rdiff -u -r0 -r1.1 src/lib/libc/arch/i386/genassym.cf
cvs rdiff -u -r1.5 -r1.6 src/lib/libc/arch/i386/sys/__sigtramp2.S

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.