From 9bb69bf4c7dae1e15fb505e0a54d950f9621df84 Mon Sep 17 00:00:00 2001
From: Quentin Carbonneaux <quentin.carbonneaux@yale.edu>
Date: Fri, 11 Sep 2015 14:27:46 -0400
Subject: diagnose float structs

---
 lisc/isel.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'lisc')

diff --git a/lisc/isel.c b/lisc/isel.c
index a018cd5..80bdae7 100644
--- a/lisc/isel.c
+++ b/lisc/isel.c
@@ -514,6 +514,8 @@ selcall(Fn *fn, Ins *i0, Ins *i1)
 		if (a->inmem)
 			continue;
 		if (i->op == OArgc) {
+			if (a->rty[0] == RSse || a->rty[1] == RSse)
+				diag("isel: unsupported float struct");
 			if (a->size > 8) {
 				r = TMP(ireg[ni+1]);
 				r1 = newtmp(fn);
-- 
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