[Valgrind-developers] [valgrind] filter_gdb.in: filter out __libc_do_syscall

[Mark W. <ma...@so...>]

https://sourceware.org/git/gitweb.cgi?p=valgrind.git;h=ddcb3aa3ed3188cd28c193225245a76e928b850b

commit ddcb3aa3ed3188cd28c193225245a76e928b850b
Author: Mark Wielaard <ma...@kl...>
Date:   Sun Mar 30 13:08:55 2025 +0200

    filter_gdb.in: filter out __libc_do_syscall
    
    On i386 and armhf __libc_do_syscall might be used to invoke a syscall.
    Replace __libc_do_syscall with "in syscall ..." and filter out
    possible extra (assembly) source file lines containing
    libc-do-syscall.S from the gdb output.
    
    https://bugs.kde.org/show_bug.cgi?id=502126

Diff:
---
 gdbserver_tests/filter_gdb.in | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/gdbserver_tests/filter_gdb.in b/gdbserver_tests/filter_gdb.in
index e2b329a604..d7b1bb11c6 100755
--- a/gdbserver_tests/filter_gdb.in
+++ b/gdbserver_tests/filter_gdb.in
@@ -137,6 +137,12 @@ s/in _dl_sysinfo_int80 () from \/lib\/ld-linux.so.*/in syscall .../
 #      in __syscall_cancel_arch is just in a syscall
 s/in __syscall_cancel_arch .*/in syscall .../
 
+#	do_syscall is in syscall
+s/__libc_do_syscall ().*/0x........ in syscall .../
+
+#       extra source code line
+/libc-do-syscall.S/d
+
 #       anonymise kill syscall.
 s/in kill ().*$/in syscall .../