From 40f7e11c5352a3e400d5315f8b2de1f33ca25c82 Mon Sep 17 00:00:00 2001
From: Edmund Grimley Evans <Edmund.Grimley.Evans@gmail.com>
Date: Fri, 20 Feb 2015 22:18:41 +0000
Subject: [PATCH] tccgen.c: Make sure that gen_op always returns an rvalue.

Either this fix, or an alternative one, is required for arm64.
---
 tccgen.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tccgen.c b/tccgen.c
index b96b2857..383b1466 100644
--- a/tccgen.c
+++ b/tccgen.c
@@ -1832,6 +1832,9 @@ ST_FUNC void gen_op(int op)
             vtop->type.t = t;
         }
     }
+    // Make sure that we have converted to an rvalue:
+    if (vtop->r & VT_LVAL)
+        gv(is_float(vtop->type.t & VT_BTYPE) ? RC_FLOAT : RC_INT);
 }
 
 #ifndef TCC_TARGET_ARM