<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>264649</bug_id>
          
          <creation_ts>2023-11-10 18:23:43 -0800</creation_ts>
          <short_desc>[WASM-Function-References] call_ref should subtype-check its arguments</short_desc>
          <delta_ts>2023-12-08 18:29:59 -0800</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>WebAssembly</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          <blocked>247393</blocked>
          <everconfirmed>1</everconfirmed>
          <reporter name="Asumu Takikawa">asumu</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>bashorov</cc>
    
    <cc>justin_michaud</cc>
    
    <cc>keith_miller</cc>
    
    <cc>mark.lam</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1991771</commentid>
    <comment_count>0</comment_count>
    <who name="Asumu Takikawa">asumu</who>
    <bug_when>2023-11-10 18:23:43 -0800</bug_when>
    <thetext>Right now call_ref uses type equality rather than subtyping to check its argument types

Example program that fails:

    (module
       (func (param eqref))
       (global (ref 0) (ref.func 0))
       (func (call_ref 0 (ref.i31 (i32.const 42)) (global.get 0)))
    )</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1993619</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2023-11-17 18:24:13 -0800</bug_when>
    <thetext>&lt;rdar://problem/118588656&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1997200</commentid>
    <comment_count>2</comment_count>
    <who name="Asumu Takikawa">asumu</who>
    <bug_when>2023-12-05 13:31:18 -0800</bug_when>
    <thetext>Pull request: https://github.com/WebKit/WebKit/pull/21353</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1998229</commentid>
    <comment_count>3</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2023-12-08 18:29:57 -0800</bug_when>
    <thetext>Committed 271780@main (c64fed2494ab): &lt;https://commits.webkit.org/271780@main&gt;

Reviewed commits have been landed. Closing PR #21353 and removing active labels.</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>