Age | Commit message (Collapse) | Author |
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Refactor RUBY_DESCRIPTION assertions in test_rubyoptions
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If one thread is reading and another closes that socket, the close
blocks waiting for the read to abort cleanly. This ensures that Ruby is
totally done with the file descriptor _BEFORE_ we tell the OS to close
and potentially re-use it.
When the read is correctly terminated, the close should be unblocked.
That currently works if closing is happening on a thread, but if it's
happening on a fiber with a fiber scheduler, it does NOT work.
This patch ensures that if the close happened in a fiber scheduled
thread, that the scheduler is notified that the fiber is unblocked.
[Bug #20723]
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* Merge reline-0.5.8
* Merge reline-0.5.9
* Merge reline-0.5.10
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Merge JSON 2.7.2
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Remove incorrect setting of KW_SPLAT_MUT flag
Fixes [Bug #20701]
Co-authored-by: Pablo Herrero <[email protected]>
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Fix next inside block argument stack underflow
[Bug #20344]
Fix compile_next adding removable adjust label
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[Bug #20649] Allow `nil` as 2nd argument of `assign_error`
Fallback to the last token element in that case, for the backward
compatibilities.
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Fix wrong unreachable chunk remove when jump destination label is unremovable
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Fix use-after-free in WeakKeyMap#clear
[Bug #20691]
If the WeakKeyMap has been marked but sweeping hasn't started yet and we
cann WeakKeyMap#clear, then there could be a use-after-free because we do
not call rb_gc_remove_weak to remove the key from the GC.
For example, the following code triggers use-after-free errors in Valgrind:
map = ObjectSpace::WeakKeyMap.new
1_000.times do
1_000.times do
map[Object.new] = nil
end
map.clear
end
Output from Valgrind:
==61230== Invalid read of size 8
==61230== at 0x25CAF8: gc_update_weak_references (default.c:5593)
==61230== by 0x25CAF8: gc_marks_finish (default.c:5641)
==61230== by 0x26031C: gc_marks_continue (default.c:5987)
==61230== by 0x26031C: gc_continue (default.c:2255)
==61230== by 0x2605FC: newobj_cache_miss (default.c:2589)
==61230== by 0x26111F: newobj_alloc (default.c:2622)
==61230== by 0x26111F: rb_gc_impl_new_obj (default.c:2701)
==61230== by 0x26111F: newobj_of (gc.c:890)
==61230== by 0x26111F: rb_wb_protected_newobj_of (gc.c:917)
==61230== by 0x2DE218: rb_class_allocate_instance (object.c:131)
==61230== by 0x2E32A8: class_call_alloc_func (object.c:2141)
==61230== by 0x2E32A8: rb_class_alloc (object.c:2113)
==61230== by 0x2E32A8: rb_class_new_instance_pass_kw (object.c:2172)
==61230== by 0x4296BC: vm_call_cfunc_with_frame_ (vm_insnhelper.c:3788)
==61230== by 0x44A9CD: vm_sendish (vm_insnhelper.c:5955)
==61230== by 0x44A9CD: vm_exec_core (insns.def:898)
==61230== by 0x43A0E4: rb_vm_exec (vm.c:2564)
==61230== by 0x2341B4: rb_ec_exec_node (eval.c:281)
==61230== by 0x236258: ruby_run_node (eval.c:319)
==61230== by 0x15D665: rb_main (main.c:43)
==61230== by 0x15D665: main (main.c:62)
==61230== Address 0x2159cb00 is 0 bytes inside a block of size 8 free'd
==61230== at 0x4849B2C: free (vg_replace_malloc.c:989)
==61230== by 0x248EF1: rb_gc_impl_free (default.c:8512)
==61230== by 0x248EF1: rb_gc_impl_free (default.c:8493)
==61230== by 0x248EF1: ruby_sized_xfree.constprop.0 (gc.c:4178)
==61230== by 0x4627EC: wkmap_free_table_i (weakmap.c:652)
==61230== by 0x3A54AF: apply_functor (st.c:1633)
==61230== by 0x3A54AF: st_general_foreach (st.c:1543)
==61230== by 0x3A54AF: rb_st_foreach (st.c:1640)
==61230== by 0x46203C: wkmap_clear (weakmap.c:973)
==61230== by 0x4296BC: vm_call_cfunc_with_frame_ (vm_insnhelper.c:3788)
==61230== by 0x44A9CD: vm_sendish (vm_insnhelper.c:5955)
==61230== by 0x44A9CD: vm_exec_core (insns.def:898)
==61230== by 0x43A0E4: rb_vm_exec (vm.c:2564)
==61230== by 0x2341B4: rb_ec_exec_node (eval.c:281)
==61230== by 0x236258: ruby_run_node (eval.c:319)
==61230== by 0x15D665: rb_main (main.c:43)
==61230== by 0x15D665: main (main.c:62)
==61230== Block was alloc'd at
==61230== at 0x484680F: malloc (vg_replace_malloc.c:446)
==61230== by 0x25C68E: rb_gc_impl_malloc (default.c:8527)
==61230== by 0x4622E9: wkmap_aset_replace (weakmap.c:817)
==61230== by 0x3A4D02: rb_st_update (st.c:1487)
==61230== by 0x4623E4: wkmap_aset (weakmap.c:854)
==61230== by 0x4296BC: vm_call_cfunc_with_frame_ (vm_insnhelper.c:3788)
==61230== by 0x44A9CD: vm_sendish (vm_insnhelper.c:5955)
==61230== by 0x44A9CD: vm_exec_core (insns.def:898)
==61230== by 0x43A0E4: rb_vm_exec (vm.c:2564)
==61230== by 0x2341B4: rb_ec_exec_node (eval.c:281)
==61230== by 0x236258: ruby_run_node (eval.c:319)
==61230== by 0x15D665: rb_main (main.c:43)
==61230== by 0x15D665: main (main.c:62)
==61230==
==61230== Invalid write of size 8
==61230== at 0x25CB3B: gc_update_weak_references (default.c:5598)
==61230== by 0x25CB3B: gc_marks_finish (default.c:5641)
==61230== by 0x26031C: gc_marks_continue (default.c:5987)
==61230== by 0x26031C: gc_continue (default.c:2255)
==61230== by 0x2605FC: newobj_cache_miss (default.c:2589)
==61230== by 0x26111F: newobj_alloc (default.c:2622)
==61230== by 0x26111F: rb_gc_impl_new_obj (default.c:2701)
==61230== by 0x26111F: newobj_of (gc.c:890)
==61230== by 0x26111F: rb_wb_protected_newobj_of (gc.c:917)
==61230== by 0x2DE218: rb_class_allocate_instance (object.c:131)
==61230== by 0x2E32A8: class_call_alloc_func (object.c:2141)
==61230== by 0x2E32A8: rb_class_alloc (object.c:2113)
==61230== by 0x2E32A8: rb_class_new_instance_pass_kw (object.c:2172)
==61230== by 0x4296BC: vm_call_cfunc_with_frame_ (vm_insnhelper.c:3788)
==61230== by 0x44A9CD: vm_sendish (vm_insnhelper.c:5955)
==61230== by 0x44A9CD: vm_exec_core (insns.def:898)
==61230== by 0x43A0E4: rb_vm_exec (vm.c:2564)
==61230== by 0x2341B4: rb_ec_exec_node (eval.c:281)
==61230== by 0x236258: ruby_run_node (eval.c:319)
==61230== by 0x15D665: rb_main (main.c:43)
==61230== by 0x15D665: main (main.c:62)
==61230== Address 0x2159cb00 is 0 bytes inside a block of size 8 free'd
==61230== at 0x4849B2C: free (vg_replace_malloc.c:989)
==61230== by 0x248EF1: rb_gc_impl_free (default.c:8512)
==61230== by 0x248EF1: rb_gc_impl_free (default.c:8493)
==61230== by 0x248EF1: ruby_sized_xfree.constprop.0 (gc.c:4178)
==61230== by 0x4627EC: wkmap_free_table_i (weakmap.c:652)
==61230== by 0x3A54AF: apply_functor (st.c:1633)
==61230== by 0x3A54AF: st_general_foreach (st.c:1543)
==61230== by 0x3A54AF: rb_st_foreach (st.c:1640)
==61230== by 0x46203C: wkmap_clear (weakmap.c:973)
==61230== by 0x4296BC: vm_call_cfunc_with_frame_ (vm_insnhelper.c:3788)
==61230== by 0x44A9CD: vm_sendish (vm_insnhelper.c:5955)
==61230== by 0x44A9CD: vm_exec_core (insns.def:898)
==61230== by 0x43A0E4: rb_vm_exec (vm.c:2564)
==61230== by 0x2341B4: rb_ec_exec_node (eval.c:281)
==61230== by 0x236258: ruby_run_node (eval.c:319)
==61230== by 0x15D665: rb_main (main.c:43)
==61230== by 0x15D665: main (main.c:62)
==61230== Block was alloc'd at
==61230== at 0x484680F: malloc (vg_replace_malloc.c:446)
==61230== by 0x25C68E: rb_gc_impl_malloc (default.c:8527)
==61230== by 0x4622E9: wkmap_aset_replace (weakmap.c:817)
==61230== by 0x3A4D02: rb_st_update (st.c:1487)
==61230== by 0x4623E4: wkmap_aset (weakmap.c:854)
==61230== by 0x4296BC: vm_call_cfunc_with_frame_ (vm_insnhelper.c:3788)
==61230== by 0x44A9CD: vm_sendish (vm_insnhelper.c:5955)
==61230== by 0x44A9CD: vm_exec_core (insns.def:898)
==61230== by 0x43A0E4: rb_vm_exec (vm.c:2564)
==61230== by 0x2341B4: rb_ec_exec_node (eval.c:281)
==61230== by 0x236258: ruby_run_node (eval.c:319)
==61230== by 0x15D665: rb_main (main.c:43)
==61230== by 0x15D665: main (main.c:62)
Co-authored-by: Jean Boussier <[email protected]>
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(#11439)
* Add struct weakmap_entry for WeakMap entries
* Refactor wmap_foreach to pass weakmap_entry
* Use wmap_foreach for wmap_mark
* Refactor wmap_compact to use wmap_foreach
* Remove wmap_free_entry
* Fix WeakMap use-after-free
[Bug #20688]
We cannot free the weakmap_entry before the ST_DELETE because it could
hash the key which would read the weakmap_entry and would cause a
use-after-free. Instead, we store the entry and free it on the next
iteration.
For example, the following script triggers a use-after-free in Valgrind:
weakmap = ObjectSpace::WeakMap.new
10_000.times { weakmap[Object.new] = Object.new }
==25795== Invalid read of size 8
==25795== at 0x462297: wmap_cmp (weakmap.c:165)
==25795== by 0x3A2B1C: find_table_bin_ind (st.c:930)
==25795== by 0x3A5EAA: st_general_foreach (st.c:1599)
==25795== by 0x3A5EAA: rb_st_foreach (st.c:1640)
==25795== by 0x25C991: gc_mark_children (default.c:4870)
==25795== by 0x25C991: gc_marks_wb_unprotected_objects_plane (default.c:5565)
==25795== by 0x25C991: rgengc_rememberset_mark_plane (default.c:5557)
==25795== by 0x25C991: rgengc_rememberset_mark (default.c:6233)
==25795== by 0x25C991: gc_marks_start (default.c:6057)
==25795== by 0x25C991: gc_marks (default.c:6077)
==25795== by 0x25C991: gc_start (default.c:6723)
==25795== by 0x260F96: heap_prepare (default.c:2282)
==25795== by 0x260F96: heap_next_free_page (default.c:2489)
==25795== by 0x260F96: newobj_cache_miss (default.c:2598)
==25795== by 0x26197F: newobj_alloc (default.c:2622)
==25795== by 0x26197F: rb_gc_impl_new_obj (default.c:2701)
==25795== by 0x26197F: newobj_of (gc.c:890)
==25795== by 0x26197F: rb_wb_protected_newobj_of (gc.c:917)
==25795== by 0x2DEA88: rb_class_allocate_instance (object.c:131)
==25795== by 0x2E3B18: class_call_alloc_func (object.c:2141)
==25795== by 0x2E3B18: rb_class_alloc (object.c:2113)
==25795== by 0x2E3B18: rb_class_new_instance_pass_kw (object.c:2172)
==25795== by 0x429DDC: vm_call_cfunc_with_frame_ (vm_insnhelper.c:3786)
==25795== by 0x44B08D: vm_sendish (vm_insnhelper.c:5953)
==25795== by 0x44B08D: vm_exec_core (insns.def:898)
==25795== by 0x43A7A4: rb_vm_exec (vm.c:2564)
==25795== by 0x234914: rb_ec_exec_node (eval.c:281)
==25795== Address 0x21603710 is 0 bytes inside a block of size 16 free'd
==25795== at 0x4849B2C: free (vg_replace_malloc.c:989)
==25795== by 0x249651: rb_gc_impl_free (default.c:8527)
==25795== by 0x249651: rb_gc_impl_free (default.c:8508)
==25795== by 0x249651: ruby_sized_xfree.constprop.0 (gc.c:4178)
==25795== by 0x4626EC: ruby_sized_xfree_inlined (gc.h:277)
==25795== by 0x4626EC: wmap_free_entry (weakmap.c:45)
==25795== by 0x4626EC: wmap_mark_weak_table_i (weakmap.c:61)
==25795== by 0x3A5CEF: apply_functor (st.c:1633)
==25795== by 0x3A5CEF: st_general_foreach (st.c:1543)
==25795== by 0x3A5CEF: rb_st_foreach (st.c:1640)
==25795== by 0x25C991: gc_mark_children (default.c:4870)
==25795== by 0x25C991: gc_marks_wb_unprotected_objects_plane (default.c:5565)
==25795== by 0x25C991: rgengc_rememberset_mark_plane (default.c:5557)
==25795== by 0x25C991: rgengc_rememberset_mark (default.c:6233)
==25795== by 0x25C991: gc_marks_start (default.c:6057)
==25795== by 0x25C991: gc_marks (default.c:6077)
==25795== by 0x25C991: gc_start (default.c:6723)
==25795== by 0x260F96: heap_prepare (default.c:2282)
==25795== by 0x260F96: heap_next_free_page (default.c:2489)
==25795== by 0x260F96: newobj_cache_miss (default.c:2598)
==25795== by 0x26197F: newobj_alloc (default.c:2622)
==25795== by 0x26197F: rb_gc_impl_new_obj (default.c:2701)
==25795== by 0x26197F: newobj_of (gc.c:890)
==25795== by 0x26197F: rb_wb_protected_newobj_of (gc.c:917)
==25795== by 0x2DEA88: rb_class_allocate_instance (object.c:131)
==25795== by 0x2E3B18: class_call_alloc_func (object.c:2141)
==25795== by 0x2E3B18: rb_class_alloc (object.c:2113)
==25795== by 0x2E3B18: rb_class_new_instance_pass_kw (object.c:2172)
==25795== by 0x429DDC: vm_call_cfunc_with_frame_ (vm_insnhelper.c:3786)
==25795== by 0x44B08D: vm_sendish (vm_insnhelper.c:5953)
==25795== by 0x44B08D: vm_exec_core (insns.def:898)
==25795== by 0x43A7A4: rb_vm_exec (vm.c:2564)
==25795== Block was alloc'd at
==25795== at 0x484680F: malloc (vg_replace_malloc.c:446)
==25795== by 0x25CE9E: rb_gc_impl_malloc (default.c:8542)
==25795== by 0x462A39: wmap_aset_replace (weakmap.c:423)
==25795== by 0x3A5542: rb_st_update (st.c:1487)
==25795== by 0x462B8E: wmap_aset (weakmap.c:452)
==25795== by 0x429DDC: vm_call_cfunc_with_frame_ (vm_insnhelper.c:3786)
==25795== by 0x44B08D: vm_sendish (vm_insnhelper.c:5953)
==25795== by 0x44B08D: vm_exec_core (insns.def:898)
==25795== by 0x43A7A4: rb_vm_exec (vm.c:2564)
==25795== by 0x234914: rb_ec_exec_node (eval.c:281)
==25795== by 0x2369B8: ruby_run_node (eval.c:319)
==25795== by 0x15D675: rb_main (main.c:43)
==25795== by 0x15D675: main (main.c:62)
* Fix use-after-free for WeakKeyMap
[Bug #20688]
We cannot free the key before the ST_DELETE because it could hash the
key which would read the key and would cause a use-after-free. Instead,
we store the key and free it on the next iteration.
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[Bug #20668]
The `dest` node is assumed to be a `CDECL`, so overwriting it with
a `LIT` cause a crash on the next iteration.
Co-authored-by: Jean Boussier <[email protected]>
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* Merge RubyGems-3.5.12 and Bundler-2.5.12
* Merge RubyGems-3.5.13 and Bundler-2.5.13
* Merge RubyGems-3.5.14 and Bundler-2.5.14
* Merge RubyGems-3.5.15 and Bundler-2.5.15
* Merge RubyGems-3.5.16 and Bundler-2.5.16
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* Fix floor when ndigits is large
[Bug #20654]
This commit fixes Integer#floor and Float#floor when the number is
negative and ndigits is large such that 10**ndigits is a bignum.
Previously, it would return 0 in such cases. However, this would cause
unexpected behaviour such as:
puts -1.floor(-5) # => -100000
puts -1.floor(-10) # => -10000000000
puts -1.floor(-20) # => 0
This commit changes the last result so that it will return
-100000000000000000000.
* Fix ceil when ndigits is large
[Bug #20654]
This commit fixes Integer#ceil and Float#ceil when the number is
negative and ndigits is large such that 10**ndigits is a bignum.
Previously, it would return 0 in such cases. However, this would cause
unexpected behaviour such as:
puts 1.ceil(-5) # => 100000
puts 1.ceil(-10) # => 10000000000
puts 1.ceil(-20) # => 0
This commit changes the last result so that it will return
100000000000000000000.
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(#11255)
Fix memory leak in String#start_with? when regexp times out
[Bug #20653]
This commit refactors how Onigmo handles timeout. Instead of raising a
timeout error, onig_search will return a ONIGERR_TIMEOUT which the
caller can free memory, and then raise a timeout error.
This fixes a memory leak in String#start_with when the regexp times out.
For example:
regex = Regexp.new("^#{"(a*)" * 10_000}x$", timeout: 0.000001)
str = "a" * 1000000 + "x"
10.times do
100.times do
str.start_with?(regex)
rescue
end
puts `ps -o rss= -p #{$$}`
end
Before:
33216
51936
71152
81728
97152
103248
120384
133392
133520
133616
After:
14912
15376
15824
15824
16128
16128
16144
16144
16160
16160
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Fix memory leak in Regexp capture group when timeout
[Bug #20650]
The capture group allocates memory that is leaked when it times out.
For example:
re = Regexp.new("^#{"(a*)" * 10_000}x$", timeout: 0.000001)
str = "a" * 1000000 + "x"
10.times do
100.times do
re =~ str
rescue Regexp::TimeoutError
end
puts `ps -o rss= -p #{$$}`
end
Before:
34688
56416
78288
100368
120784
140704
161904
183568
204320
224800
After:
16288
16288
16880
16896
16912
16928
16944
17184
17184
17200
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bundled_gems.rb: Add a fast path
[Bug #20641] `Gem::BUNDLED_GEMS.warning?` adds a lot of extra
work on top of `require`. When the call end up atually loading code
the overhead is somewhat marginal.
However it's not uncommon for code to go some late `require` in some
paths, so it's expected that calling `require` with something already
required is somewhat fast, and `bundled_gems.rb` breaks this assumption.
To avoid this, we can have a fast path that in most case allow to
short-circuit all the heavy computations. If we extract the feature
basename and it doesn't match any of the bundled gems we care about
we can return very early.
With this change `require 'date'` is now only 1.33x slower on Ruby
3.3.3, than it was on Ruby 3.2.2, whereas before this change it
was at least 100x slower.
Co-authored-by: Jean Boussier <[email protected]>
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clear `kw_flag` if given hash is nil
https://bugs.ruby-lang.org/issues/20570 is caused I missed to
clear the `kw_flag` even if `keyword_hash` is nil.
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[Bug #20468] Fix safe navigation in `for` variable
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Fix corruption of internal encoding string
[Bug #20598]
Just like [Bug #20595], Encoding#name_list and Encoding#aliases can have
their strings corrupted when Encoding.default_internal is set to nil.
Co-authored-by: Matthew Valentine-House <[email protected]>
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Fix corruption of encoding name string
[Bug #20595]
enc_set_default_encoding will free the C string if the encoding is nil,
but the C string can be used by the encoding name string. This will cause
the encoding name string to be corrupted.
Consider the following code:
Encoding.default_internal = Encoding::ASCII_8BIT
names = Encoding.default_internal.names
p names
Encoding.default_internal = nil
p names
It outputs:
["ASCII-8BIT", "BINARY", "internal"]
["ASCII-8BIT", "BINARY", "\x00\x00\x00\x00\x00\x00\x00\x00"]
Co-authored-by: Matthew Valentine-House <[email protected]>
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[Bug #20585]
This was changed in 36a06efdd9f0604093dccbaf96d4e2cb17874dc8 because
`String.new(1024)` would end up allocating `1025` bytes, but the problem
with this change is that the caller may be trying to right size a String.
So instead, we should just better document the behavior of `capacity:`.
Co-authored-by: Jean Boussier <[email protected]>
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Co-authored-by: Takashi Kokubun <[email protected]>
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[Bug #20521] ripper: Clean up strterm
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compile.c: use putspecialobject for RubyVM::FrozenCore
[Bug #20569]
`putobject RubyVM::FrozenCore`, is not serializable, we
have to use `putspecialobject VM_SPECIAL_OBJECT_VMCORE`.
Co-authored-by: Jean Boussier <[email protected]>
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[Bug #20280]
Backport of #10014.
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[Bug #20180]
Backports #9624.
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If you start Ruby with `--yjit-disable`, the `+YJIT` shouldn't be
added until `RubyVM::YJIT.enable` is actually called. Otherwise
it's confusing in crash reports etc.
Co-authored-by: Jean Boussier <[email protected]>
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Co-authored-by: Nobuyoshi Nakada <[email protected]>
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[Bug #20517] Make a multibyte character one token at meta escape
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338eb0065bd81ba8ae8b9402abc94804a24594cc, ac636f5709feb1d9d7a0c46a86be153be765cf21: [Backport #20516]
Revert "Rollback to released version numbers of stringio and strscan"
This reverts commit 6a79e53823e328281b9e9eee53cd141af28f8548.
[ruby/strscan] StringScanner#captures: Return nil not "" for unmached capture (https://github.com/ruby/strscan/pull/72)
fix https://github.com/ruby/strscan/issues/70
If there is no substring matching the group (s[3]), the behavior is
different.
If there is no substring matching the group, the corresponding element
(s[3]) should be nil.
```
s = StringScanner.new('foobarbaz') #=> #<StringScanner 0/9 @ "fooba...">
s.scan /(foo)(bar)(BAZ)?/ #=> "foobar"
s[0] #=> "foobar"
s[1] #=> "foo"
s[2] #=> "bar"
s[3] #=> nil
s.captures #=> ["foo", "bar", ""]
s.captures.compact #=> ["foo", "bar", ""]
```
```
s = StringScanner.new('foobarbaz') #=> #<StringScanner 0/9 @ "fooba...">
s.scan /(foo)(bar)(BAZ)?/ #=> "foobar"
s[0] #=> "foobar"
s[1] #=> "foo"
s[2] #=> "bar"
s[3] #=> nil
s.captures #=> ["foo", "bar", nil]
s.captures.compact #=> ["foo", "bar"]
```
https://docs.ruby-lang.org/ja/latest/method/MatchData/i/captures.html
```
/(foo)(bar)(BAZ)?/ =~ "foobarbaz" #=> 0
$~.to_a #=> ["foobar", "foo", "bar", nil]
$~.captures #=> ["foo", "bar", nil]
$~.captures.compact #=> ["foo", "bar"]
```
* StringScanner#captures is not yet documented.
https://docs.ruby-lang.org/ja/latest/class/StringScanner.html
https://github.com/ruby/strscan/commit/1fbfdd3c6f
[ruby/strscan] Bump version
https://github.com/ruby/strscan/commit/d6f97ec102
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test_bignum: defined? returns String (#10880)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
didn't verify the test is working properly due to mistaken auto-merge… [Bug #20515]
bug: https://bugs.ruby-lang.org/issues/20515
follow-up: 22e4eeda6561693367fc7a00b92b90f46b09cabd
follow-up: https://github.com/ruby/ruby/pull/10875
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22e4eeda6561693367fc7a00b92b90f46b09cabd,1ab7c412d2e3880a7ad233c32e93961888f8145c: [Backport #20515]
ci: Test whether GMP is working in compilers.yml (#10875)
Avoid reoccurence of [Bug #20515]
Requires https://github.com/ruby/ruby/pull/10876 since 18eaf0be905e3e251423b42d6f4e56b7cae1bc3b
bug: https://bugs.ruby-lang.org/issues/20515
RUBY_CHECK_HEADER didn't define HAVE_{header-file} (#10876)
--with-gmp is not working at all because HAVE_GMP_H
was missing since 18eaf0be90. [Bug #20515]
bug: https://bugs.ruby-lang.org/issues/20515
follow-up: https://bugs.ruby-lang.org/issues/20494
follow-up: 18eaf0be905e3e251423b42d6f4e56b7cae1bc3b
follow-up: https://github.com/ruby/ruby/pull/10805
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[Bug #20094] Distinguish `begin` and parentheses
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[Bug #20453] segfault in Regexp timeout
https://bugs.ruby-lang.org/issues/20228 started freeing `stk_base` to
avoid a memory leak. But `stk_base` is sometimes stack allocated (using
`xalloca`), so the free only works if the regex stack has grown enough
to hit `stack_double` (which uses `xmalloc` and `xrealloc`).
To reproduce the problem on master and 3.3.1:
```ruby
Regexp.timeout = 0.001
/^(a*)x$/ =~ "a" * 1000000 + "x"'
```
Some details about this potential fix:
`stk_base == stk_alloc` on
[init](https://github.com/ruby/ruby/blob/dde99215f2bc60c22a00fc941ff7f714f011e920/regexec.c#L1153),
so if `stk_base != stk_alloc` we can be sure we called
[`stack_double`](https://github.com/ruby/ruby/blob/dde99215f2bc60c22a00fc941ff7f714f011e920/regexec.c#L1210)
and it's safe to free. It's also safe to free if we've
[saved](https://github.com/ruby/ruby/blob/dde99215f2bc60c22a00fc941ff7f714f011e920/regexec.c#L1187-L1189)
the stack to `msa->stack_p`, since we do the `stk_base != stk_alloc`
check before saving.
This matches the check we do inside
[`stack_double`](https://github.com/ruby/ruby/blob/dde99215f2bc60c22a00fc941ff7f714f011e920/regexec.c#L1221)
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Resize ary when `Array#sort!` block modifies embedded ary
In cases where `rb_ary_sort_bang` is called with a block and
tmp is an embedded array, we need to account for the block
potentially impacting the capacity of ary.
ex:
```
var_0 = (1..70).to_a
var_0.sort! do |var_0_block_129, var_1_block_129|
var_0.pop
var_1_block_129 <=> var_0_block_129
end.shift(3)
```
The above example can put the array into a corrupted state
resulting in a heap buffer overflow and possible segfault:
```
ERROR: AddressSanitizer: heap-buffer-overflow on address [...]
WRITE of size 560 at 0x60b0000034f0 thread T0 [...]
```
This commit adds a conditional to determine when the capacity
of ary has been modified by the provided block. If this is
the case, ensure that the capacity of ary is adjusted to
handle at minimum the len of tmp.
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Enumerator should use a non-blocking fiber, change `rb_fiber_new` to be non-blocking by default. (#10481)
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[Bug #20342] Consider wrapped load in `main` methods
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Don't clear pending interrupts in the parent process. (#10365)
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[ruby/zlib] In Zlib::GzipReader#eof? check if we're actually at eof
Only consider it eof if we read ahead and something fills the buf.
If not, we may only have empty blocks and the footer.
Fixes https://github.com/ruby/zlib/pull/56
https://github.com/ruby/zlib/commit/437bea8003
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|
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[Bug #20322] Fix rb_enc_interned_str_cstr null encoding
The documentation for `rb_enc_interned_str_cstr` notes that `enc` can be
a null pointer, but this currently causes a segmentation fault when
trying to autoload the encoding. This commit fixes the issue by checking
for NULL before calling `rb_enc_autoload`.
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dc146babf47a84bbd1f176d766637d4a40327019,f23d5028059078a346efc977287b669d494a5a3f,a0f7de814ae5c299d6ce99bed5fb308a05d50ba0: [Backport #20296]
[Bug #20296] Clear errinfo when `exception: false`
[Bug #20296] Refine the test
[Bug #20296] Fix the default assertion message
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[Bug #20292] Truncate embedded string to new capacity
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Ensure that exiting thread invokes end-of-life behaviour. (#10039)
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|