From 5263c7e7f0227297a531fb27add3b66ea878d6b9 Mon Sep 17 00:00:00 2001
From: coppro <coppro@0fc631ac-6414-0410-93d0-97cfa31319b6>
Date: Sun, 2 Aug 2009 01:43:52 +0000
Subject: [PATCH] Added I_TAILCALL to dependency analysis.

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@1418 0fc631ac-6414-0410-93d0-97cfa31319b6
---
 src/script/dependency.cpp | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/script/dependency.cpp b/src/script/dependency.cpp
index 852a01a8..4e100c70 100644
--- a/src/script/dependency.cpp
+++ b/src/script/dependency.cpp
@@ -173,6 +173,8 @@ ScriptValueP Context::dependencies(const Dependency& dep, const Script& script)
 			
 			// Analyze the current instruction
 			Instruction i = *instr++;
+			// If a scope is created, destroy it at end of block.
+			scoped_ptr<LocalScope> scope;
 			switch (i.instr) {
 				case I_NOP: break;
 				// Push a constant (as normal)
@@ -261,9 +263,8 @@ ScriptValueP Context::dependencies(const Dependency& dep, const Script& script)
 				}
 				
 				// Function call (as normal)
-				case I_CALL: {
-					// new scope
-					size_t scope = openScope();
+				case I_CALL: scope.reset(new LocalScope(*this)); //new scope
+				case I_TAILCALL: {
 					// prepare arguments
 					for (unsigned int j = 0 ; j < i.data ; ++j) {
 						setVariable((Variable)instr[i.data - j - 1].data, stack.back());
@@ -272,8 +273,6 @@ ScriptValueP Context::dependencies(const Dependency& dep, const Script& script)
 					instr += i.data; // skip arguments, there had better not be any jumps into the argument list
 					// get function and call
 					stack.back() = stack.back()->dependencies(*this, dep);
-					// restore scope
-					closeScope(scope);
 					break;
 				}