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Revert "Fix use of rb_profile_frames start parameter"

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This reverts commit r63265.

ko1 said I should not have committed this! I'm sorry!

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63267 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
tenderlove 2018-04-27 00:13:51 +00:00
parent 707cbe6f99
commit c03f86b389
2 changed files with 2 additions and 5 deletions
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4
test/-ext-/debug/test_profile_frames.rb
View file

@ -119,8 +119,4 @@ class TestProfileFrames < Test::Unit::TestCase
a a
end; end;
end end
def test_start
assert_equal Bug::Debug.profile_frames(0, 10).tap(&:shift), Bug::Debug.profile_frames(1, 9)
end
end end

3
vm_backtrace.c
View file

@ -1276,7 +1276,7 @@ rb_profile_frames(int start, int limit, VALUE *buff, int *lines)
const rb_control_frame_t *cfp = ec->cfp, *end_cfp = RUBY_VM_END_CONTROL_FRAME(ec); const rb_control_frame_t *cfp = ec->cfp, *end_cfp = RUBY_VM_END_CONTROL_FRAME(ec);
const rb_callable_method_entry_t *cme; const rb_callable_method_entry_t *cme;
for (i=0; i<limit && cfp != end_cfp; cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp)) { for (i=0; i<limit && cfp != end_cfp;) {
if (cfp->iseq && cfp->pc) { if (cfp->iseq && cfp->pc) {
if (start > 0) { if (start > 0) {
start--; start--;
@ -1296,6 +1296,7 @@ rb_profile_frames(int start, int limit, VALUE *buff, int *lines)
i++; i++;
} }
cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp);
} }
return i; return i;