Index: tests/.expect/functions.arm64.txt
===================================================================
--- tests/.expect/functions.arm64.txt	(revision 1df26c3ded44b492c90e60ef566431b665a22dd6)
+++ tests/.expect/functions.arm64.txt	(revision 03606cedf407315d91e097e003ebbf953caa4e1e)
@@ -94,13 +94,31 @@
     __attribute__ ((unused)) const signed int _X11_retval_fO5Ki_1;
 }
+void _X1fFv___1(void);
+void _X1fFv___1(void);
 signed int _X1fFi___1(void);
-signed int _X1fFi_i__1(signed int __anonymous_object4);
+void _X1fFv_i__1(signed int __anonymous_object4);
+void _X1fFv_i__1(signed int __anonymous_object5);
+signed int _X1fFi_i__1(signed int __anonymous_object6);
+void _X1fFv___1(void){
+}
+void _X2fvFv___1(void){
+}
 signed int _X1fFi___1(void){
     __attribute__ ((unused)) signed int _X9_retval_fi_1;
 }
-signed int _X1fFi_i__1(__attribute__ ((unused)) signed int __anonymous_object5){
+void _X1fFv_i__1(__attribute__ ((unused)) signed int __anonymous_object7){
+}
+void _X2fvFv_i__1(__attribute__ ((unused)) signed int __anonymous_object8){
+}
+signed int _X1fFi_i__1(__attribute__ ((unused)) signed int __anonymous_object9){
     __attribute__ ((unused)) signed int _X9_retval_fi_1;
 }
 signed int _X1fFi___1(void);
+void _X1fFv_i__1(signed int _X1xi_1);
+void _X2fvFv_i__1(signed int _X1xi_1);
+void _X2f2Fv_i__1(signed int _X1xi_1){
+}
+void _X3fv1Fv_i__1(signed int _X1xi_1){
+}
 struct _tuple2_ {
 };
@@ -127,9 +145,15 @@
 };
 struct _conc__tuple2_0 _X1fFT2ii___1(void);
-struct _conc__tuple2_0 _X1fFT2ii_ii__1(signed int __anonymous_object6, signed int _X1xi_1);
+void _X1fFv_ii__1(signed int __anonymous_object10, signed int _X1xi_1);
+void _X2fvFv_ii__1(signed int __anonymous_object11, signed int _X1xi_1);
+struct _conc__tuple2_0 _X1fFT2ii_ii__1(signed int __anonymous_object12, signed int _X1xi_1);
 struct _conc__tuple2_0 _X1fFT2ii___1(void){
     __attribute__ ((unused)) struct _conc__tuple2_0 _X9_retval_fT2ii_1 = {  };
 }
-struct _conc__tuple2_0 _X1fFT2ii_ii__1(__attribute__ ((unused)) signed int __anonymous_object7, signed int _X1xi_1){
+void _X1fFv_ii__1(__attribute__ ((unused)) signed int __anonymous_object13, signed int _X1xi_1){
+}
+void _X2fvFv_ii__1(__attribute__ ((unused)) signed int __anonymous_object14, signed int _X1xi_1){
+}
+struct _conc__tuple2_0 _X1fFT2ii_ii__1(__attribute__ ((unused)) signed int __anonymous_object15, signed int _X1xi_1){
     __attribute__ ((unused)) struct _conc__tuple2_0 _X9_retval_fT2ii_1 = {  };
 }
@@ -165,9 +189,15 @@
 };
 struct _conc__tuple3_1 _X1fFT3iii___1(void);
-struct _conc__tuple3_1 _X1fFT3iii_iii__1(signed int __anonymous_object8, signed int _X1xi_1, signed int __anonymous_object9);
+void _X1fFv_iii__1(signed int __anonymous_object16, signed int _X1xi_1, signed int __anonymous_object17);
+void _X2fvFv_iii__1(signed int __anonymous_object18, signed int _X1xi_1, signed int __anonymous_object19);
+struct _conc__tuple3_1 _X1fFT3iii_iii__1(signed int __anonymous_object20, signed int _X1xi_1, signed int __anonymous_object21);
 struct _conc__tuple3_1 _X1fFT3iii___1(void){
     __attribute__ ((unused)) struct _conc__tuple3_1 _X9_retval_fT3iii_1 = {  };
 }
-struct _conc__tuple3_1 _X1fFT3iii_iii__1(__attribute__ ((unused)) signed int __anonymous_object10, signed int _X1xi_1, __attribute__ ((unused)) signed int __anonymous_object11){
+void _X1fFv_iii__1(__attribute__ ((unused)) signed int __anonymous_object22, signed int _X1xi_1, __attribute__ ((unused)) signed int __anonymous_object23){
+}
+void _X2fvFv_iii__1(__attribute__ ((unused)) signed int __anonymous_object24, signed int _X1xi_1, __attribute__ ((unused)) signed int __anonymous_object25){
+}
+struct _conc__tuple3_1 _X1fFT3iii_iii__1(__attribute__ ((unused)) signed int __anonymous_object26, signed int _X1xi_1, __attribute__ ((unused)) signed int __anonymous_object27){
     __attribute__ ((unused)) struct _conc__tuple3_1 _X9_retval_fT3iii_1 = {  };
 }
@@ -179,19 +209,25 @@
 };
 struct _conc__tuple3_2 _X1fFT3iiPi___1(void);
-struct _conc__tuple3_2 _X1fFT3iiPi_iiPi__1(signed int __anonymous_object12, signed int _X1xi_1, signed int *_X1yPi_1);
+void _X1fFv_iiPi__1(signed int __anonymous_object28, signed int _X1xi_1, signed int *_X1yPi_1);
+void _X2fvFv_iiPi__1(signed int __anonymous_object29, signed int _X1xi_1, signed int *_X1yPi_1);
+struct _conc__tuple3_2 _X1fFT3iiPi_iiPi__1(signed int __anonymous_object30, signed int _X1xi_1, signed int *_X1yPi_1);
 struct _conc__tuple3_2 _X1fFT3iiPi___1(void){
     __attribute__ ((unused)) struct _conc__tuple3_2 _X9_retval_fT3iiPi_1 = {  };
 }
-struct _conc__tuple3_2 _X1fFT3iiPi_iiPi__1(__attribute__ ((unused)) signed int __anonymous_object13, signed int _X1xi_1, signed int *_X1yPi_1){
+void _X1fFv_iiPi__1(__attribute__ ((unused)) signed int __anonymous_object31, signed int _X1xi_1, signed int *_X1yPi_1){
+}
+void _X2fvFv_iiPi__1(__attribute__ ((unused)) signed int __anonymous_object32, signed int _X1xi_1, signed int *_X1yPi_1){
+}
+struct _conc__tuple3_2 _X1fFT3iiPi_iiPi__1(__attribute__ ((unused)) signed int __anonymous_object33, signed int _X1xi_1, signed int *_X1yPi_1){
     __attribute__ ((unused)) struct _conc__tuple3_2 _X9_retval_fT3iiPi_1 = {  };
 }
-signed int _X3f11Fi_i__1(signed int __anonymous_object14);
+signed int _X3f11Fi_i__1(signed int __anonymous_object34);
 signed int _X3f12Fi___1(void);
 const double _X4bar1Fd___1();
-const double _X4bar2Fd_i__1(signed int __anonymous_object15);
-const double _X4bar3Fd_d__1(double __anonymous_object16);
+const double _X4bar2Fd_i__1(signed int __anonymous_object35);
+const double _X4bar3Fd_d__1(double __anonymous_object36);
 const double _X3fooFd___1(void);
-const double _X3fooFd_i__1(signed int __anonymous_object17);
-const double _X3fooFd_d__1(__attribute__ ((unused)) double __anonymous_object18){
+const double _X3fooFd_i__1(signed int __anonymous_object37);
+const double _X3fooFd_d__1(__attribute__ ((unused)) double __anonymous_object38){
     __attribute__ ((unused)) const double _X11_retval_fooKd_1;
     {
@@ -245,8 +281,8 @@
 
 }
-struct S _X3rtnFS1S_i__1(__attribute__ ((unused)) signed int __anonymous_object19){
+struct S _X3rtnFS1S_i__1(__attribute__ ((unused)) signed int __anonymous_object39){
     __attribute__ ((unused)) struct S _X11_retval_rtnS1S_1;
 }
-signed int _X1fFi_Fi_ii_Fi_i___1(__attribute__ ((unused)) signed int (*__anonymous_object20)(signed int __param_0, signed int __param_1), __attribute__ ((unused)) signed int (*__anonymous_object21)(signed int __param_0)){
+signed int _X1fFi_Fi_ii_Fi_i___1(__attribute__ ((unused)) signed int (*__anonymous_object40)(signed int __param_0, signed int __param_1), __attribute__ ((unused)) signed int (*__anonymous_object41)(signed int __param_0)){
     __attribute__ ((unused)) signed int _X9_retval_fi_1;
     signed int (*(*_X2pcPA0A0PA0A0i_2)[][((unsigned long int )10)])[][((unsigned long int )3)];
@@ -274,6 +310,6 @@
     __attribute__ ((unused)) const struct _conc__tuple2_3 _X10_retval_f5KT2PiKi_1;
 }
-signed int _X1fFi_Fi__FPi__FPPi__FPKPi__FPKPi__PiPiPPiPPiPPPiPPPiPPKPiPPKPiPKPKPiPKPKPi__1(signed int (*__anonymous_object22)(), signed int *(*__anonymous_object23)(), signed int **(*__anonymous_object24)(), signed int *const *(*__anonymous_object25)(), signed int *const *const (*__anonymous_object26)(), signed int *__anonymous_object27, signed int __anonymous_object28[10], signed int **__anonymous_object29, signed int *__anonymous_object30[10], signed int ***__anonymous_object31, signed int **__anonymous_object32[10], signed int *const **__anonymous_object33, signed int *const *__anonymous_object34[10], signed int *const *const *__anonymous_object35, signed int *const *const __anonymous_object36[10]);
-signed int _X1fFi_Fi__FPi__FPPi__FPKPi__FPKPi__PiPiPPiPPiPPPiPPPiPPKPiPPKPiPKPKPiPKPKPi__1(__attribute__ ((unused)) signed int (*__anonymous_object37)(), __attribute__ ((unused)) signed int *(*__anonymous_object38)(), __attribute__ ((unused)) signed int **(*__anonymous_object39)(), __attribute__ ((unused)) signed int *const *(*__anonymous_object40)(), __attribute__ ((unused)) signed int *const *const (*__anonymous_object41)(), __attribute__ ((unused)) signed int *__anonymous_object42, __attribute__ ((unused)) signed int __anonymous_object43[10], __attribute__ ((unused)) signed int **__anonymous_object44, __attribute__ ((unused)) signed int *__anonymous_object45[10], __attribute__ ((unused)) signed int ***__anonymous_object46, __attribute__ ((unused)) signed int **__anonymous_object47[10], __attribute__ ((unused)) signed int *const **__anonymous_object48, __attribute__ ((unused)) signed int *const *__anonymous_object49[10], __attribute__ ((unused)) signed int *const *const *__anonymous_object50, __attribute__ ((unused)) signed int *const *const __anonymous_object51[10]){
+signed int _X1fFi_Fi__FPi__FPPi__FPKPi__FPKPi__PiPiPPiPPiPPPiPPPiPPKPiPPKPiPKPKPiPKPKPi__1(signed int (*__anonymous_object42)(), signed int *(*__anonymous_object43)(), signed int **(*__anonymous_object44)(), signed int *const *(*__anonymous_object45)(), signed int *const *const (*__anonymous_object46)(), signed int *__anonymous_object47, signed int __anonymous_object48[10], signed int **__anonymous_object49, signed int *__anonymous_object50[10], signed int ***__anonymous_object51, signed int **__anonymous_object52[10], signed int *const **__anonymous_object53, signed int *const *__anonymous_object54[10], signed int *const *const *__anonymous_object55, signed int *const *const __anonymous_object56[10]);
+signed int _X1fFi_Fi__FPi__FPPi__FPKPi__FPKPi__PiPiPPiPPiPPPiPPPiPPKPiPPKPiPKPKPiPKPKPi__1(__attribute__ ((unused)) signed int (*__anonymous_object57)(), __attribute__ ((unused)) signed int *(*__anonymous_object58)(), __attribute__ ((unused)) signed int **(*__anonymous_object59)(), __attribute__ ((unused)) signed int *const *(*__anonymous_object60)(), __attribute__ ((unused)) signed int *const *const (*__anonymous_object61)(), __attribute__ ((unused)) signed int *__anonymous_object62, __attribute__ ((unused)) signed int __anonymous_object63[10], __attribute__ ((unused)) signed int **__anonymous_object64, __attribute__ ((unused)) signed int *__anonymous_object65[10], __attribute__ ((unused)) signed int ***__anonymous_object66, __attribute__ ((unused)) signed int **__anonymous_object67[10], __attribute__ ((unused)) signed int *const **__anonymous_object68, __attribute__ ((unused)) signed int *const *__anonymous_object69[10], __attribute__ ((unused)) signed int *const *const *__anonymous_object70, __attribute__ ((unused)) signed int *const *const __anonymous_object71[10]){
     __attribute__ ((unused)) signed int _X9_retval_fi_1;
 }