Thanks for those links. I wonder if there's a source that documents the changes C went through before C89. EDIT: Turns out that pre-standardized C is documente

Thanks for those links. I wonder if there's a source that documents the changes C went through before C89. EDIT: Turns out that pre-standardized C is documented: http://www.math.utah.edu/computing/compilers/c/Ritchie-CReferenceManual.pdf http://www.math.utah.edu/computing/compilers/c/Ritchie-CRefe... Page 8 documents `=&`.