Adding test and break working

1 files changed, 14 insertions, 7 deletions

diff --git a/c_compiler/src/declaration.cpp b/c_compiler/src/declaration.cpp
index 417aa84..eb98480 100644
--- a/c_compiler/src/declaration.cpp
+++ b/c_compiler/src/declaration.cpp
@@ -9,7 +9,7 @@
 // Declaration definition
 
 Declaration::Declaration(const std::string& id, Expression* initializer)
-    : id_(id), initializer_(initializer)
+    : id_(id), initializer_(initializer), extern_declaration_(false)
 {}
 
 void Declaration::print() const
@@ -36,13 +36,15 @@ void Declaration::printXml() const
 VariableStackBindings Declaration::printAsm(VariableStackBindings bindings, unsigned& label_count) const
 {
     (void)label_count;
+    if(!extern_declaration_)
+    {
+	if(initializer_ == nullptr)
+	    printf("\t.comm\t%s,4,4\n", id_.c_str());
+	else
+	    printf("\t.data\n\t.globl\t%s\n%s:\n\t.word\t%d\n",
+		   id_.c_str(), id_.c_str(), initializer_->constantFold());
+    }
     
-    if(initializer_ == nullptr)
-	printf("\t.comm\t%s,4,4\n", id_.c_str());
-    else
-	printf("\t.data\n\t.globl\t%s\n%s:\n\t.word\t%d\n",
-	       id_.c_str(), id_.c_str(), initializer_->constantFold());
-
     bindings.insertBinding(id_, type_, -1);
     return bindings;
 }
@@ -95,6 +97,11 @@ void Declaration::setInitializer(Expression* initializer)
     initializer_ = expression_ptr;
 }
 
+void Declaration::setExternDeclaration(bool is_extern)
+{
+    extern_declaration_ = is_extern;
+}
+
 DeclarationPtr Declaration::getNext() const
 {
     return next_declaration_;