Bug #17609: addr2line.c: wrong operand size of DW_LNS_fixed_advance_pc

• Status: Closed
• Assignee: -
• Target version: -
• ruby -v: ruby 3.0.0p0 (2020-12-25 revision 95aff21468) [riscv64-linux]
• Backport: 2.6: UNKNOWN, 2.7: UNKNOWN, 3.0: DONE

[xtkoba (Tee KOBAYASHI)]

According to the standards, DW_LNS_fixed_advance_pc takes a single uhalf operand. A patch is attached to conform to them.

With this change, we can safely revert the commit 6985bfb72c8d7e7d94f1aad1f0902b602bbfa6da (vm_dump.c: Do not show C backtrace on riscv).

[mame (Yusuke Endoh)]

• Status changed from Open to Closed

Applied in changeset git|7d22060c14895bbca3ff962e5456384095b66738.

---

addr2line.c: DW_LNS_fixed_advance_pc takes a single uhalf operand

Fixes [Bug #17609]

Co-Authored-By: xtkoba (Tee KOBAYASHI) [e-mail]

[mame (Yusuke Endoh)]

Thanks! I've committed your patch. I'll check the RISC-V CI later: http://rubyci.s3.amazonaws.com/debian-riscv64/ruby-master/recent.html

[nagachika (Tomoyuki Chikanaga)]

• Backport changed from 2.5: UNKNOWN, 2.6: UNKNOWN, 2.7: UNKNOWN, 3.0: UNKNOWN to 2.6: UNKNOWN, 2.7: UNKNOWN, 3.0: REQUIRED

[nagachika (Tomoyuki Chikanaga)]

• Backport changed from 2.6: UNKNOWN, 2.7: UNKNOWN, 3.0: REQUIRED to 2.6: UNKNOWN, 2.7: UNKNOWN, 3.0: DONE

ruby_3_0 7b4bc893941b146565c396606effb5f16aa9e88d merged revision(s) 7d22060c14895bbca3ff962e5456384095b66738.