Index: tests/.expect/math.nast.x86.txt
===================================================================
--- tests/.expect/math.nast.x86.txt	(revision 1d256545cfcdbe9f544361c9c8bec999b012c1df)
+++ tests/.expect/math.nast.x86.txt	(revision a0ac7b017689019e94b9de4d0917776b9119a5bd)
@@ -17,4 +17,7 @@
 4 16
 log:0. 0. 0. 0.346574+0.785398i 0.346573590279973+0.785398163397448i 0.346573590279972655+0.78539816339744831i
+log2:10 17 23
+log2:10 17 23
+log2:42 49 55
 log2:3. 3. 3.
 log10:2. 2. 2.
Index: tests/math.cfa
===================================================================
--- tests/math.cfa	(revision 1d256545cfcdbe9f544361c9c8bec999b012c1df)
+++ tests/math.cfa	(revision a0ac7b017689019e94b9de4d0917776b9119a5bd)
@@ -10,6 +10,6 @@
 // Created On       : Fri Apr 22 14:59:21 2016
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Tue Apr 13 17:28:58 2021
-// Update Count     : 122
+// Last Modified On : Tue Apr 13 21:04:48 2021
+// Update Count     : 123
 //
 
@@ -72,5 +72,7 @@
 	sout | "log2:" | log2( 1024l ) | log2( 2l \ 17u ) | log2( 2l \ 23u );
 	sout | "log2:" | log2( 1024ll ) | log2( 2ll \ 17u ) | log2( 2ll \ 23u );
+#if defined( __SIZEOF_INT128__ )
 	sout | "log2:" | log2( 1024l128 ) | log2( 2l128 \ 17u ) | log2( 2l128 \ 23u );
+#endif // __SIZEOF_INT128__
 	sout | "log2:" | log2( 8.0F ) | log2( 8.0D ) | log2( 8.0L );
 	sout | "log10:" | log10( 100.0F ) | log10( 100.0D ) | log10( 100.0L );