At what stage is the error?

Compilation generally occur in several stages:lexical analysis, syntax analysis, etc. Say, in C language, I wrote a=24; without declaring a as int. Now, at what stage of compilation an error is detected? At syntax analysis stage? If that is the case,

What is an effective way to compile untyped tables at C?

I'm compiling code from a language that allows for untyped, dynamic arrays (such as JavaScript) to C. What is the best way to represent those arrays on it? Example: var array = [1,2,"test",[1,2]]; array.push([5]); Notice the lack of proper shape

How does the compiler trace the code in memory

Ok I have a bit of a noob student question. So I'm familiar with the fact that stacks contain subroutine calls, and heaps contain variable length data structures, and global static variables are assigned to permanant memory locations. But how does it

C ++ compilation at runtime

So I watched this video months back where Epic showcased their new Unreal Engine 4 developer features. Sorry I could not find the video but I'll try my best to explain. The one feature that got my attention was the C++ "on the fly" modification

Is a 32-bit integer possible on a 16-bit machine?

Just wondering if it possible. If yes, are there other ways besides compiler emulation layer? ThanksIt's processor-dependent. Some processors have special instructions to manipulate register pairs (e.g. the 8-bit AVR instruction set has instructions

Shift Reduce Conflicts in YACC

I m trying the following yacc code and m receiving shift/reduce errors. I m pretty new to this The Purpose of the code is to prepare the syntax for if - else with logical operators also incorporated %{ #include<stdio.h> #include"lex.yy.c"

Population symbol table after syntax analysis; Compiler build

After creating the parse tree, i have to populate symbol table now. I have to store information like Type, Scope, Offset etc for the identifiers. Now how do i know the type, scope of the identifiers , since all i know is the lexeme value and line num

Does the Java compiler include two returns?

Is it safe to write something like this in java? if(var==2){ return true; } return false; Somehow, while debugging, the compiler executes the first return, and goes to the second. Shouldnt the method be terminated after the first return?Yes, it's saf

Why is the C4062 Visual C ++ warning disabled by default?

According to MSDN, Visual C++ can emit C4062 warning when and enumeration is used in switch and there's no label for at least one element of that enumeration and there's no default: label in the switch Now to me such situation certainly deserves a wa

Generate a compiler warning with a user-defined annotation

Is it possible for make the compiler generate a warning when it encounters a user defined annotaion? Something similar to the @Deprecated annotation? ThanksBased on your original question and comments, I assume you're trying to do the following: Mark

ECMAScript: Harmony / ES6 Compiler to JavaScript

After reading Peter's article on JavaScript I noticed Brendan Eich stated that one the goals for Harmony is to be a better target for to-JavaScript compilers. There are currently two popular compilers with some vague ES:Harmony compliance: Traceur Co

How to write a simple compiler in C / ++?

Possible Duplicate: Learning to write a compiler Hi Stack Overflow, now don't get me wrong, I don't intend to write a compiler for C++(though I intend to write it in C++) or Java or some other high level complex programming language. I just want to l

Objective of the C / C ++ prototypes

I was reading wikipedia on C/C++ Prototype statements and I'm confused: Wikipedia say: "By including the function prototype, you inform the compiler that the function "fac" takes one integer argument and you enable the compiler to catch the

Eclipse custom Java compiler

I am using eclipse to create my jsf project. I created my own components, and I don't want the other programmers to be able to use jsf regular components like h:inputtext etc. How can I do it in eclipse, that if the user adds specific tags like h:inp

How does the compiler understand the pointer type?

How c++ compiler understands the pointer type? As I know pointer has a size equal to WORD of the OS (32 or 64). So does it store some info in that 32(or 64) bits about type? Just because you can not have a pointer on one type and assign to that point

is there a simple compiler for a small language

I am looking for a simple compiler that compiles a simple language, I need it to write a paper about it and to learn how compilers work, I am not looking for a sophisticated thing just a simple language (by simple I mean a small code because for exam

Why does Eclipse compile this, but javac does not?

We have some unit tests which compile and run fine in Eclipse 3.4, but when we try to compile them using javac, it fails. I've managed to cut the code down to something small and self-contained, so it has no external dependencies. The code itself won

Compile C / C ++ Makefiles on Windows (XP)

I'm trying to use a Python library (pyMedia) that has some non-Python requisites libraries. (libogg, libvorbis, liblame, and libfaad2 - this isn't relevant to the question specifically). libogg requires you to manually compile it from the source and

Is it time to say goodbye to the VC6 compiler?

Of late I'm facing the issues that points finger to VC6 compiler. Few of them are: A function-try-block doesn't work. Related Q in-class constant doesn't work. __FUNCTION_ (Macro to get function name) doesn't work The latest addition is it doesn't al

You can not refer to the static enum field in an initializer?

I just got Java5 project that has this error, i tried using Java5 and Java6, but its still there. it worked somehow before(since it was in svn), how can i bypass that compiler error?Don't "bypass" the error - it won't do what you want it to. The