disable not yet complete constant propagation algorithm (currently brocken and producing incorrect results),
--- a/stage3/constant_folding.cc Thu Jan 10 10:38:41 2013 +0000
+++ b/stage3/constant_folding.cc Thu Jan 10 10:47:06 2013 +0000
@@ -977,6 +977,7 @@
/*********************/
/* B 1.4 - Variables */
/*********************/
+#if DO_CONSTANT_PROPAGATION__
void *constant_folding_c::visit(symbolic_variable_c *symbol) {
std::string varName;
@@ -986,11 +987,13 @@
}
return NULL;
}
+#endif // DO_CONSTANT_PROPAGATION__
/**********************/
/* B 1.5.3 - Programs */
/**********************/
+#if DO_CONSTANT_PROPAGATION__
void *constant_folding_c::visit(program_declaration_c *symbol) {
symbol_c *var_name;
@@ -1007,6 +1010,7 @@
symbol->function_block_body->accept(*this);
return NULL;
}
+#endif // DO_CONSTANT_PROPAGATION__
/****************************************/
@@ -1279,7 +1283,7 @@
-
+#if DO_CONSTANT_PROPAGATION__
/*********************************/
/* B 3.2.1 Assignment Statements */
/*********************************/
@@ -1399,6 +1403,6 @@
return NULL;
}
-
-
-
+#endif // DO_CONSTANT_PROPAGATION__
+
+
--- a/stage3/constant_folding.hh Thu Jan 10 10:38:41 2013 +0000
+++ b/stage3/constant_folding.hh Thu Jan 10 10:47:06 2013 +0000
@@ -43,6 +43,14 @@
#include "../absyntax_utils/absyntax_utils.hh"
+
+/* For the moment we disable constant propagation algorithm as it is not yet complete,
+ * and due to this is currently brocken and producing incorrect results!
+ */
+#define DO_CONSTANT_PROPAGATION__ 0
+
+
+
class constant_folding_c : public iterator_visitor_c {
search_varfb_instance_type_c *search_varfb_instance_type;
int error_count;
@@ -87,12 +95,16 @@
/*********************/
/* B 1.4 - Variables */
/*********************/
+ #if DO_CONSTANT_PROPAGATION__
void *visit(symbolic_variable_c *symbol);
+ #endif
/**********************/
/* B 1.5.3 - Programs */
/**********************/
+ #if DO_CONSTANT_PROPAGATION__
void *visit(program_declaration_c *symbol);
+ #endif
/****************************************/
/* B.2 - Language IL (Instruction List) */
@@ -188,6 +200,7 @@
//void *visit(function_invocation_c *symbol); /* TODO */
+ #if DO_CONSTANT_PROPAGATION__
/*********************************/
/* B 3.2.1 Assignment Statements */
/*********************************/
@@ -204,5 +217,6 @@
void *visit(for_statement_c *symbol);
void *visit(while_statement_c *symbol);
void *visit(repeat_statement_c *symbol);
+ #endif // DO_CONSTANT_PROPAGATION__
};