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compile.c: pop coverage trace

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* compile.c (iseq_compile_each0): pop trace for coverage only and
  clear its corresponding line.  [ruby-core:82726] [Bug #13886]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59828 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-09-10 16:19:40 +00:00
parent 93272b35f1
commit d446f15c97
2 changed files with 12 additions and 1 deletions
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3
compile.c
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@ -6594,7 +6594,8 @@ iseq_compile_each0(rb_iseq_t *iseq, LINK_ANCHOR *const ret, NODE *node, int popp
((INSN *)saved_last_element)->insn_id == BIN(trace)) {
POP_ELEMENT(ret);
/* remove trace(coverage) */
if (((INSN *)ret->last)->insn_id == BIN(trace)) {
if (IS_INSN_ID(ret->last, trace) &&
(FIX2LONG(OPERAND_AT(ret->last, 0)) & RUBY_EVENT_COVERAGE)) {
POP_ELEMENT(ret);
RARRAY_ASET(ISEQ_LINE_COVERAGE(iseq), line - 1, Qnil);
}

10
test/coverage/test_coverage.rb
View file

@ -165,4 +165,14 @@ class TestCoverage < Test::Unit::TestCase
}
}
end
def test_nocoverage_optimized_line
assert_ruby_status(%w[], "#{<<-"begin;"}\n#{<<-'end;'}")
begin;
def foo(x)
x # optimized away
nil
end
end;
end
end