Backport #8149: [patch] iseq: remove duplicate strings for file paths

• Status: Closed
• Assignee: nagachika (Tomoyuki Chikanaga)

[tmm1 (Aman Karmani)]

with:
./ruby -Ilib -e' GC.start; p ObjectSpace.each_object(String).to_a.select{ |s| s =~ /rubygems/defaults/ }.inject(Hash.new 0){|h,s| h[s]+=1; h} '

before:
{"/Users/test/code/ruby-trunk/lib/rubygems/defaults.rb"=>3}

after:
{"/Users/test/code/ruby-trunk/lib/rubygems/defaults.rb"=>1}

diff --git a/iseq.c b/iseq.c
index 288d3bf..72c92bd 100644
--- a/iseq.c
+++ b/iseq.c
@@ -188,7 +188,10 @@ iseq_location_setup(rb_iseq_t *iseq, VALUE path, VALUE absolute_path, VALUE name
{
rb_iseq_location_t *loc = &iseq->location;
loc->path = path;

• loc->absolute_path = absolute_path;

• if (RTEST(absolute_path) && rb_str_cmp(path, absolute_path) == 0)

•    loc->absolute_path = path;
  

• else

•    loc->absolute_path = absolute_path;
  

  loc->label = loc->base_label = name;
  loc->first_lineno = first_lineno;
  return loc;

[tmm1 (Aman Karmani)]

• Status changed from Open to Closed
• % Done changed from 0 to 100

This issue was solved with changeset r40334.
Aman, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.

---

iseq.c: remove duplicated strings for file paths

• iseq.c (iseq_location_setup): re-use existing string when iseq has
  the same path and absolute_path. [Bug #8149]

[tmm1 (Aman Karmani)]

• Tracker changed from Bug to Backport
• Project changed from Ruby master to Backport200
• Status changed from Closed to Assigned
• Assignee changed from ko1 (Koichi Sasada) to nagachika (Tomoyuki Chikanaga)

[nagachika (Tomoyuki Chikanaga)]

• Status changed from Assigned to Closed

This issue was solved with changeset r42089.
Aman, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.

---

merge revision(s) 40334: [Backport #8149]

* iseq.c (iseq_location_setup): re-use existing string when iseq has
  the same path and absolute_path. [Bug #8149]