trying a test case for clzsi2

Lokathor · Lokathor · commit e8c09a84f837 · 2018-12-21T18:10:45.000-07:00
diff --git a/testcrate/build.rs b/testcrate/build.rs
@@ -775,6 +775,12 @@ fn main() {
                 (builtins::int::udiv::__udivmodti4(a, b, Some(&mut r)), r)
             }");
     }
+    
+    // count leading zeros
+    gen(|(a): (usize)| {
+            Some(a.leading_zeros())
+        },
+        "builtins::int::__clzsi2(a)");
 }
 
 macro_rules! gen_float {

Original file line number	Diff line number	Diff line change
`@@ -775,6 +775,12 @@ fn main() {`
`775`	`775`	`(builtins::int::udiv::__udivmodti4(a, b, Some(&mut r)), r)`
`776`	`776`	`}");`
`777`	`777`	`}`
	`778`	`+`
	`779`	`+ // count leading zeros`
	`780`	`+ gen(\|(a): (usize)\| {`
	`781`	`+ Some(a.leading_zeros())`
	`782`	`+ },`
	`783`	`+ "builtins::int::__clzsi2(a)");`
`778`	`784`	`}`
`779`	`785`
`780`	`786`	`macro_rules! gen_float {`