From 71c4244430a1fce2878f29537ef8c00f0d5a736f Mon Sep 17 00:00:00 2001
From: Russ Cox <rsc@golang.org>
Date: Mon, 18 Oct 2010 13:44:39 -0400
Subject: [PATCH] 5l: handle jump to middle of floating point sequence

R=ken2
CC=golang-dev
https://golang.org/cl/2473042
---
 src/cmd/5l/softfloat.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/cmd/5l/softfloat.c b/src/cmd/5l/softfloat.c
index 5284cf81e88..308a5fbeda1 100644
--- a/src/cmd/5l/softfloat.c
+++ b/src/cmd/5l/softfloat.c
@@ -19,8 +19,11 @@ softfloat(void)
 	if(symsfloat->type == STEXT)
 		psfloat = symsfloat->text;
 
-	wasfloat = 0;
 	for(cursym = textp; cursym != nil; cursym = cursym->next) {
+		wasfloat = 0;
+		for(p = cursym->text; p != P; p = p->link)
+			if(p->cond != P)
+				p->cond->mark |= LABEL;
 		for(p = cursym->text; p != P; p = p->link) {
 			switch(p->as) {
 			case AMOVWD:
@@ -43,7 +46,7 @@ softfloat(void)
 			case ADIVD:
 				if (psfloat == P)
 					diag("floats used with _sfloat not defined");
-				if (!wasfloat) {
+				if (!wasfloat || (p->mark&LABEL)) {
 					next = prg();
 					*next = *p;