From @masak

<masak> rakudo​: sub A (*@​_) {say @​_.perl; if 1 { say @​_.perl } }; A(5, 4)
<p6eval> rakudo 1d4928​: OUTPUT«[5, 4]␤[]␤»
* masak submits rakudobug
<masak> quietfanatic++
<jnthn> wtf?!
<jnthn> shift that bug!
<masak> :)

From @bbkr

works fine on Kiev build
test added in t/spec/S06-signature/slurpy-params.t

The RT System itself - Status changed from 'new' to 'open'

@bbkr - Status changed from 'open' to 'resolved'

From @kyleha

This is an automatically generated mail to inform you that tests are now available in t/spec/S06-signature/slurpy-params.t

commit c35c5ea64d78fe461750068f4c03f16727f16c1a
Author​: bbkr <bbkr@​c213334d-75ef-0310-aa23-eaa082d1ae64>
Date​: Mon Jun 28 16​:37​:47 2010 +0000

  t[t/spec/S06-signature/slurpy-params.t] tests for RT #​72600 if statements clobber @​_ in Rakudo
 
  git-svn-id​: http://svn.pugscode.org/pugs@&#8203;31482 c213334d-75ef-0310-aa23-eaa082d1ae64

diff --git a/t/spec/S06-signature/slurpy-params.t b/t/spec/S06-signature/slurpy-params.t
index f5d3440..86334b2 100644
--- a/t/spec/S06-signature/slurpy-params.t
+++ b/t/spec/S06-signature/slurpy-params.t
@@ -312,6 +312,17 @@ eval_dies_ok 'sub rt65324(*@x, $oops) { say $oops }',
     is @c[0], 'a', 'slurpy is copy-array works fine, thank you';
 }
 
+# RT #72600
+{
+    sub A (*@_) {
+        is @_, [5, 4], 'slurpy @_ contains proper values';
+        if 1 {
+            is @_, [5, 4], 'slurpy @_ values not clobbered by if statement';
+        }
+    };
+    A(5, 4);
+}
+
 done_testing;
 
 # vim: ft=perl6