Why is it undefined to derefrence a pointer to extern union?...

Is the behaviour of following expression well defined?...

What C99 features are considered harmful or unsupported...

What's a good way to check availability of __restrict keyword?...

Polymorphic function parameters/return values in C...

MSVC 10.0 c vs c++ differences...

High level - interpreted language in C89...

Main with single argument...

"int" really required to be at least as large as "short" in C?...

Which type should I use for a pointer ? ptrdiff_t or void*?...

How to define and use a struct without full struct definition in header?...

How can i pass my tests directly to nunit...

Cast a long to a function pointer?...

Get numbers separated by commas...

Would it be safe to do swap by "b=(a+b)-(a=b);"?...

Enforce C-style comments in visual studio 2005...

How to use make and compile as C99?...

Declaring variables before use in old C...

Linking Math library to a C90 code using GCC...

Can't initialize static structure with function pointer from another translation unit?...

Type to use to represent a byte in ANSI (C89/90) C?...

Why FILE pointer need to be declared out main() in Visual Studio 2010?...

Can't get rid of "this decimal constant is unsigned only in ISO C90" warning...

How to allocate variable size array in C90?...

How can i catch a runtime error in ansi C90...

C89: signed/unsigned mismatch...

Getting the warning " ISO C90 forbids variable-size array" in gcc compiler while compiling...

How can i access directories in C90 without dirent.h?...

Trying to assign new value to a constant...

It is possible to mix C89 code with C99 code?...