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-rw-r--r--test/ruby/test_allocation.rb28
-rw-r--r--vm_args.c4
2 files changed, 17 insertions, 15 deletions
diff --git a/test/ruby/test_allocation.rb b/test/ruby/test_allocation.rb
index 8f6858f1cf..ab3ae15a9f 100644
--- a/test/ruby/test_allocation.rb
+++ b/test/ruby/test_allocation.rb
@@ -100,7 +100,7 @@ class TestAllocation < Test::Unit::TestCase
check_allocations(0, 1, "none(**empty_hash, **empty_hash#{block})")
check_allocations(1, 1, "none(*empty_array, *empty_array, **empty_hash, **empty_hash#{block})")
- check_allocations(#{block.empty?} ? 0 : 1, #{block.empty?} ? 0 : 1, "none(*r2k_empty_array#{block})")
+ check_allocations(#{block.empty?} ? 0 : 1, 0, "none(*r2k_empty_array#{block})")
RUBY
end
@@ -120,7 +120,7 @@ class TestAllocation < Test::Unit::TestCase
check_allocations(0, 1, "required(**hash1, **empty_hash#{block})")
check_allocations(1, 0, "required(*array1, *empty_array, **empty_hash#{block})")
- check_allocations(#{block.empty?} ? 0 : 1, #{block.empty?} ? 0 : 1, "required(*r2k_empty_array1#{block})")
+ check_allocations(#{block.empty?} ? 0 : 1, 0, "required(*r2k_empty_array1#{block})")
check_allocations(0, 1, "required(*r2k_array#{block})")
# Currently allocates 1 array unnecessarily due to splatarray true
@@ -144,8 +144,8 @@ class TestAllocation < Test::Unit::TestCase
check_allocations(0, 1, "optional(**hash1, **empty_hash#{block})")
check_allocations(1, 0, "optional(*array1, *empty_array, **empty_hash#{block})")
- check_allocations(#{block.empty?} ? 0 : 1, #{block.empty?} ? 0 : 1, "optional(*r2k_empty_array#{block})")
- check_allocations(#{block.empty?} ? 0 : 1, #{block.empty?} ? 0 : 1, "optional(*r2k_empty_array1#{block})")
+ check_allocations(#{block.empty?} ? 0 : 1, 0, "optional(*r2k_empty_array#{block})")
+ check_allocations(#{block.empty?} ? 0 : 1, 0, "optional(*r2k_empty_array1#{block})")
check_allocations(0, 1, "optional(*r2k_array#{block})")
# Currently allocates 1 array unnecessarily due to splatarray true
@@ -180,8 +180,8 @@ class TestAllocation < Test::Unit::TestCase
check_allocations(1, 0, "splat(*array1, *empty_array, **empty_hash#{block})")
check_allocations(1, 1, "splat(*empty_array, **hash1, **empty_hash#{block})")
- check_allocations(1, 1, "splat(*r2k_empty_array#{block})")
- check_allocations(1, 1, "splat(*r2k_empty_array1#{block})")
+ check_allocations(1, 0, "splat(*r2k_empty_array#{block})")
+ check_allocations(1, 0, "splat(*r2k_empty_array1#{block})")
check_allocations(1, 1, "splat(*r2k_array#{block})")
check_allocations(1, 1, "splat(*r2k_array1#{block})")
RUBY
@@ -214,7 +214,7 @@ class TestAllocation < Test::Unit::TestCase
check_allocations(1, 0, "req_splat(*array1, *empty_array, **empty_hash#{block})")
check_allocations(1, 1, "req_splat(*empty_array, **hash1, **empty_hash#{block})")
- check_allocations(1, 1, "req_splat(*r2k_empty_array1#{block})")
+ check_allocations(1, 0, "req_splat(*r2k_empty_array1#{block})")
check_allocations(1, 1, "req_splat(*r2k_array#{block})")
check_allocations(1, 1, "req_splat(*r2k_array1#{block})")
RUBY
@@ -247,7 +247,7 @@ class TestAllocation < Test::Unit::TestCase
check_allocations(1, 0, "splat_post(*array1, *empty_array, **empty_hash#{block})")
check_allocations(1, 1, "splat_post(*empty_array, **hash1, **empty_hash#{block})")
- check_allocations(1, 1, "splat_post(*r2k_empty_array1#{block})")
+ check_allocations(1, 0, "splat_post(*r2k_empty_array1#{block})")
check_allocations(1, 1, "splat_post(*r2k_array#{block})")
check_allocations(1, 1, "splat_post(*r2k_array1#{block})")
RUBY
@@ -277,7 +277,7 @@ class TestAllocation < Test::Unit::TestCase
check_allocations(0, 1, "keyword(**hash1, **empty_hash#{block})")
check_allocations(1, 0, "keyword(*empty_array, *empty_array, **empty_hash#{block})")
- check_allocations(1, 1, "keyword(*r2k_empty_array#{block})")
+ check_allocations(1, 0, "keyword(*r2k_empty_array#{block})")
check_allocations(1, 1, "keyword(*r2k_array#{block})")
# Currently allocates 1 array unnecessarily due to splatarray true
@@ -385,7 +385,7 @@ class TestAllocation < Test::Unit::TestCase
check_allocations(1, 1, "required_and_keyword(*array1, *empty_array, a: 2, **empty_hash#{block})")
check_allocations(1, 1, "required_and_keyword(*array1, *empty_array, **hash1, **empty_hash#{block})")
- check_allocations(1, 1, "required_and_keyword(*r2k_empty_array1#{block})")
+ check_allocations(1, 0, "required_and_keyword(*r2k_empty_array1#{block})")
check_allocations(1, 1, "required_and_keyword(*r2k_array1#{block})")
# Currently allocates 1 array unnecessarily due to splatarray true
@@ -436,9 +436,9 @@ class TestAllocation < Test::Unit::TestCase
check_allocations(1, 1, "splat_and_keyword(*array1, **hash1, **empty_hash#{block})")
check_allocations(1, 0, "splat_and_keyword(*array1, **nil#{block})")
- check_allocations(1, 1, "splat_and_keyword(*r2k_empty_array#{block})")
+ check_allocations(1, 0, "splat_and_keyword(*r2k_empty_array#{block})")
check_allocations(1, 1, "splat_and_keyword(*r2k_array#{block})")
- check_allocations(1, 1, "splat_and_keyword(*r2k_empty_array1#{block})")
+ check_allocations(1, 0, "splat_and_keyword(*r2k_empty_array1#{block})")
check_allocations(1, 1, "splat_and_keyword(*r2k_array1#{block})")
RUBY
end
@@ -758,11 +758,11 @@ class TestAllocation < Test::Unit::TestCase
check_allocations(1, 1, "r2k(*array1, **hash1, **empty_hash#{block})")
check_allocations(1, 0, "r2k(*array1, **nil#{block})")
- check_allocations(1, 1, "r2k(*r2k_empty_array#{block})")
+ check_allocations(1, 0, "r2k(*r2k_empty_array#{block})")
check_allocations(1, 1, "r2k(*r2k_array#{block})")
unless defined?(RubyVM::YJIT.enabled?) && RubyVM::YJIT.enabled?
# YJIT may or may not allocate depending on arch?
- check_allocations(1, 1, "r2k(*r2k_empty_array1#{block})")
+ check_allocations(1, 0, "r2k(*r2k_empty_array1#{block})")
check_allocations(1, 1, "r2k(*r2k_array1#{block})")
end
RUBY
diff --git a/vm_args.c b/vm_args.c
index 1a78e96776..1db62dc7e2 100644
--- a/vm_args.c
+++ b/vm_args.c
@@ -684,7 +684,9 @@ setup_parameters_complex(rb_execution_context_t * const ec, const rb_iseq_t * co
if (RB_TYPE_P(rest_last, T_HASH) && FL_TEST_RAW(rest_last, RHASH_PASS_AS_KEYWORDS)) {
// def f(**kw); a = [..., kw]; g(*a)
splat_flagged_keyword_hash = rest_last;
- rest_last = rb_hash_dup(rest_last);
+ if (!RHASH_EMPTY_P(rest_last) || (ISEQ_BODY(iseq)->param.flags.has_kwrest)) {
+ rest_last = rb_hash_dup(rest_last);
+ }
kw_flag |= VM_CALL_KW_SPLAT | VM_CALL_KW_SPLAT_MUT;
// Unset rest_dupped set by anon_rest as we may need to modify splat in this case