fix bug in pointer dereferencing

2 files changed, 23 insertions, 2 deletions

diff --git a/src/compiler/ast-tree.c b/src/compiler/ast-tree.c
index ac6801d..b7212ad 100644
--- a/src/compiler/ast-tree.c
+++ b/src/compiler/ast-tree.c
@@ -265,6 +265,7 @@ const char *AST_TREE_TOKEN_STRINGS[] = {
     "AST_TREE_TOKEN_VALUE_BOOL",
     "AST_TREE_TOKEN_VALUE_OBJECT",
     "AST_TREE_TOKEN_RAW_VALUE",
+    "AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED",
 
     "AST_TREE_TOKEN_SHAPE_SHIFTER_ELEMENT",
 
@@ -407,6 +408,7 @@ void astTreePrint(const AstTree *tree, int indent) {
   case AST_TREE_TOKEN_VALUE_NULL:
   case AST_TREE_TOKEN_VALUE_UNDEFINED:
   case AST_TREE_TOKEN_VARIABLE_DEFINE:
+  case AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED:
     goto RETURN_SUCCESS;
   case AST_TREE_TOKEN_TYPE_C_FUNCTION:
     NOT_IMPLEMENTED;
@@ -864,6 +866,7 @@ void astTreeDestroy(AstTree tree) {
   case AST_TREE_TOKEN_VALUE_UNDEFINED:
   case AST_TREE_TOKEN_VALUE_VOID:
   case AST_TREE_TOKEN_VARIABLE_DEFINE:
+  case AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED:
     return;
   case AST_TREE_TOKEN_KEYWORD_BREAK:
   case AST_TREE_TOKEN_KEYWORD_CONTINUE: {
@@ -1334,6 +1337,12 @@ AstTree *copyAstTreeBack(AstTree *tree, AstTreeVariables oldVariables[],
                                       variables_size, safetyCheck),
                       tree->str_begin, tree->str_end);
   }
+  case AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED: {
+    return newAstTree(tree->token, tree->metadata,
+                      copyAstTreeBack(tree->type, oldVariables, newVariables,
+                                      variables_size, safetyCheck),
+                      tree->str_begin, tree->str_end);
+  }
   case AST_TREE_TOKEN_VARIABLE:
   case AST_TREE_TOKEN_VARIABLE_DEFINE: {
     AstTreeVariable *variable = tree->metadata;
@@ -3861,6 +3870,7 @@ bool hasAnyTypeInside(AstTree *type) {
   case AST_TREE_TOKEN_VALUE_BOOL:
   case AST_TREE_TOKEN_VALUE_OBJECT:
   case AST_TREE_TOKEN_RAW_VALUE:
+  case AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED:
     return false;
   case AST_TREE_TOKEN_OPERATOR_POINTER: {
     AstTreeSingleChild *metadata = type->metadata;
@@ -3989,6 +3999,7 @@ bool isConst(AstTree *tree) {
   case AST_TREE_TOKEN_VALUE_BOOL:
   case AST_TREE_TOKEN_VALUE_OBJECT:
   case AST_TREE_TOKEN_RAW_VALUE:
+  case AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED:
   case AST_TREE_TOKEN_KEYWORD_COMPTIME:
   case AST_TREE_TOKEN_SCOPE:
     return true;
@@ -4286,6 +4297,7 @@ AstTree *makeTypeOf(AstTree *value) {
   case AST_TREE_TOKEN_VALUE_C_LIBRARY:
   case AST_TREE_TOKEN_VALUE_C_FUNCTION:
   case AST_TREE_TOKEN_RAW_VALUE:
+  case AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED:
   case AST_TREE_TOKEN_NONE:
   }
   UNREACHABLE;
@@ -4383,6 +4395,7 @@ bool typeIsEqualBack(const AstTree *type0, const AstTree *type1) {
   case AST_TREE_TOKEN_VALUE_BOOL:
   case AST_TREE_TOKEN_VALUE_OBJECT:
   case AST_TREE_TOKEN_RAW_VALUE:
+  case AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED:
   case AST_TREE_TOKEN_VARIABLE_DEFINE:
   case AST_TREE_TOKEN_OPERATOR_ASSIGN:
   case AST_TREE_TOKEN_OPERATOR_SUM:
@@ -4597,6 +4610,7 @@ AstTree *getValue(AstTree *tree, bool copy) {
   case AST_TREE_TOKEN_VALUE_BOOL:
   case AST_TREE_TOKEN_VALUE_OBJECT:
   case AST_TREE_TOKEN_RAW_VALUE:
+  case AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED:
   case AST_TREE_TOKEN_VARIABLE:
   case AST_TREE_TOKEN_FUNCTION_CALL:
   case AST_TREE_TOKEN_OPERATOR_ASSIGN:
@@ -4655,7 +4669,7 @@ AstTree *getValue(AstTree *tree, bool copy) {
     };
 
     AstTree *value = runExpression(tree, scope, &shouldRet, false, true,
-                                   &breakCount, &shouldContinue, false);
+                                   &breakCount, &shouldContinue);
 
     if (!copy) {
       astTreeDelete(tree);
@@ -4768,6 +4782,7 @@ bool isIntType(AstTree *type) {
   case AST_TREE_TOKEN_VALUE_BOOL:
   case AST_TREE_TOKEN_VALUE_OBJECT:
   case AST_TREE_TOKEN_RAW_VALUE:
+  case AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED:
   case AST_TREE_TOKEN_OPERATOR_ASSIGN:
   case AST_TREE_TOKEN_OPERATOR_PLUS:
   case AST_TREE_TOKEN_OPERATOR_MINUS:
@@ -4886,6 +4901,7 @@ bool isFloatType(AstTree *type) {
   case AST_TREE_TOKEN_VALUE_BOOL:
   case AST_TREE_TOKEN_VALUE_OBJECT:
   case AST_TREE_TOKEN_RAW_VALUE:
+  case AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED:
   case AST_TREE_TOKEN_OPERATOR_ASSIGN:
   case AST_TREE_TOKEN_OPERATOR_PLUS:
   case AST_TREE_TOKEN_OPERATOR_MINUS:
@@ -4975,7 +4991,8 @@ bool isEqual(AstTree *left, AstTree *right) {
     AstTreeVariable *right_metadata = right->metadata;
     return isEqualVariable(left_metadata, right_metadata);
   }
-  case AST_TREE_TOKEN_RAW_VALUE: {
+  case AST_TREE_TOKEN_RAW_VALUE:
+  case AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED: {
     AstTreeRawValue *left_metadata = left->metadata;
     AstTreeRawValue *right_metadata = right->metadata;
 
@@ -5452,6 +5469,7 @@ bool setAllTypes(AstTree *tree, AstTreeSetTypesHelper helper,
   case AST_TREE_TOKEN_VALUE_C_FUNCTION:
   case AST_TREE_TOKEN_SHAPE_SHIFTER_ELEMENT:
   case AST_TREE_TOKEN_RAW_VALUE:
+  case AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED:
   case AST_TREE_TOKEN_NONE:
   }
   printError(tree->str_begin, tree->str_end, "Unknown token %d", tree->token);
@@ -7125,6 +7143,7 @@ bool setTypesBuiltinUnary(AstTree *tree, AstTreeSetTypesHelper helper,
   case AST_TREE_TOKEN_VALUE_BOOL:
   case AST_TREE_TOKEN_VALUE_OBJECT:
   case AST_TREE_TOKEN_RAW_VALUE:
+  case AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED:
   case AST_TREE_TOKEN_OPERATOR_ASSIGN:
   case AST_TREE_TOKEN_OPERATOR_PLUS:
   case AST_TREE_TOKEN_OPERATOR_MINUS:
@@ -8544,6 +8563,7 @@ size_t getSizeOfType(AstTree *type) {
   case AST_TREE_TOKEN_VALUE_BOOL:
   case AST_TREE_TOKEN_VALUE_OBJECT:
   case AST_TREE_TOKEN_RAW_VALUE:
+  case AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED:
   case AST_TREE_TOKEN_SHAPE_SHIFTER_ELEMENT:
   case AST_TREE_TOKEN_OPERATOR_ASSIGN:
   case AST_TREE_TOKEN_OPERATOR_PLUS:
diff --git a/src/compiler/ast-tree.h b/src/compiler/ast-tree.h
index 89387f9..b643dc9 100644
--- a/src/compiler/ast-tree.h
+++ b/src/compiler/ast-tree.h
@@ -89,6 +89,7 @@ typedef enum AstTreeToken {
   AST_TREE_TOKEN_VALUE_BOOL,
   AST_TREE_TOKEN_VALUE_OBJECT,
   AST_TREE_TOKEN_RAW_VALUE,
+  AST_TREE_TOKEN_RAW_VALUE_NOT_OWNED,
 
   AST_TREE_TOKEN_SHAPE_SHIFTER_ELEMENT,