From 0208b083bf0000ce6ecca832399a986b37d88501 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <icculus@icculus.org>
Date: Fri, 20 Feb 2009 08:03:27 -0500
Subject: [PATCH] Fixed cleanup of Conditionals in pop_source().

---
 mojoshader_preprocessor.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/mojoshader_preprocessor.c b/mojoshader_preprocessor.c
index 47d0f33c..05a8d083 100644
--- a/mojoshader_preprocessor.c
+++ b/mojoshader_preprocessor.c
@@ -588,8 +588,13 @@ static void pop_source(Context *ctx)
 
     // state->filename is a pointer to the filename cache; don't free it here!
 
-    while (state->conditional_stack)
-        put_conditional(ctx, state->conditional_stack);
+    Conditional *cond = state->conditional_stack;
+    while (cond)
+    {
+        Conditional *next = cond->next;
+        put_conditional(ctx, cond);
+        cond = next;
+    } // while
 
     ctx->include_stack = state->next;
     put_include(ctx, state);