fixed crash bug when banging switch~ when DSP is off, #2929284

svn path=/trunk/; revision=13172

1 files changed, 16 insertions, 0 deletions

diff --git a/packages/patches/switch~_bang_crash-0.43.patch b/packages/patches/switch~_bang_crash-0.43.patch
new file mode 100644
index 00000000..c72dc671
--- /dev/null
+++ b/packages/patches/switch~_bang_crash-0.43.patch
@@ -0,0 +1,16 @@
+Index: d_ugen.c
+===================================================================
+--- d_ugen.c	(revision 13170)
++++ d_ugen.c	(working copy)
+@@ -219,6 +219,11 @@
+ 
+ static void block_bang(t_block *x)
+ {
++    if (!dsp_chain) 
++    {
++        pd_error(x, "bang to block~ or switch~ with DSP off has no effect");
++        return;
++    }
+     if (x->x_switched && !x->x_switchon)
+     {
+         t_int *ip;