diff --git a/gcc/config/i386/i386-features.cc b/gcc/config/i386/i386-features.cc
index aa5de71..c1564c4 100644
--- a/gcc/config/i386/i386-features.cc
+++ b/gcc/config/i386/i386-features.cc
@@ -1355,6 +1355,10 @@ timode_scalar_chain::convert_insn (rtx_insn *insn)
 	  tmp = find_reg_equal_equiv_note (insn);
 	  if (tmp && GET_MODE (XEXP (tmp, 0)) == TImode)
 	    PUT_MODE (XEXP (tmp, 0), V1TImode);
+	  else if (tmp && CONST_SCALAR_INT_P (XEXP (tmp, 0)))
+	    XEXP (tmp, 0) = gen_rtx_CONST_VECTOR (V1TImode,
+						  gen_rtvec (1,
+							     XEXP (tmp, 0)));
 	}
       break;
     case MEM:
diff --git a/gcc/testsuite/gcc.target/i386/pr106481.c b/gcc/testsuite/gcc.target/i386/pr106481.c
new file mode 100644
index 0000000..8cc7048
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr106481.c
@@ -0,0 +1,17 @@
+/* { dg-do compile { target int128 } } */
+/* { dg-options "-O2 -fno-dce -fno-forward-propagate -fno-rerun-cse-after-loop -Wno-psabi" } */
+
+typedef int V __attribute__((vector_size (64)));
+typedef __int128 W __attribute__((vector_size (64)));
+
+W w;
+V bar (void);
+
+void
+foo (V v, W)
+{
+  foo ((V){4, ~0}, (W) v);
+  foo (v, w);
+  bar ();
+}
+