Remove temporary files introduced by #1573. (#1594)

foo.c

@@ -1,10 +0,0 @@
-void bar();
-void baz();
-int foo(int b, int a) {
-  if (b) {
-    baz();
-    return a + 3;
-  }
-  bar();
-  return a + 4;
-}

foo.s

@@ -1,32 +0,0 @@
-	.arch armv8-a
-	.file	"foo.c"
-	.text
-	.align	2
-	.global	foo
-	.type	foo, %function
-foo:
-.LFB0:
-	.cfi_startproc
-	stp	x29, x30, [sp, -32]!
-	.cfi_def_cfa_offset 32
-	.cfi_offset 29, -32
-	.cfi_offset 30, -24
-	add	x29, sp, 0
-	.cfi_def_cfa_register 29
-	str	x19, [sp, 16]
-	.cfi_offset 19, -16
-	mov	w19, w0
-	bl	bar
-	add	w0, w19, 3
-	ldr	x19, [sp, 16]
-	ldp	x29, x30, [sp], 32
-	.cfi_restore 30
-	.cfi_restore 29
-	.cfi_restore 19
-	.cfi_def_cfa 31, 0
-	ret
-	.cfi_endproc
-.LFE0:
-	.size	foo, .-foo
-	.ident	"GCC: (Ubuntu/Linaro 7.5.0-3ubuntu1~18.04) 7.5.0"
-	.section	.note.GNU-stack,"",@progbits