X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=TODO;h=e375fd2fc3c8026fe38af6dad764c367495e0ecb;hb=2db2cbd9ee2f2842526ff09019c1221e34c3ea41;hp=bb15cc290e52a16092715ec2cb1cb028f9a0b613;hpb=0c8e723eb3dbb12c6e72698dc1dcb0fef6f20d54;p=cparser diff --git a/TODO b/TODO index bb15cc2..e375fd2 100644 --- a/TODO +++ b/TODO @@ -1,14 +1,55 @@ +Refactoring: +- eliminate target_architecture.h and replace with stuff in lang_features.h +- create structures for variables and functions, removing the omnipotent + declaration + Lexer: -- proper support of preprocessor -- parse float numbers -- octal&hex escape sequences -- wide string constants -- proper handling of different file encodings +- Add preprocessor code. +- proper handling of different file encodings, parsing non-ascii strings +- We could save some space by holding source positions in a separate (somehow + compressed table) and only storing pointers to it on the AST. Parser: -- proper handling of function pointer types -- outermost typequalifiers can differ between function declarations and - implementations... +- disallow storage class specifiers in struct/union members +- add constant folding code (optional, ast2firm already does it) +- Refactor code, so code to handle number values (and strings?) is an own + module and replacable +- Support some attributes. noreturn, unused, printf, scanf, packed would be + interesting candidates +- Add columns to source positions +- SourcePositions could be stored selectively on expressions that really need + them. +- check semantic for functions declared/defined in global scope and declared + again in a local scope +- print initialisation type_path for initializer errors ast2firm: -- output source file positions for panics... +- handle non-constant initializers +- output source file positions for panics. +- handle bitfield members with 0 correctly (standard says they finish the + current unit) +- create asm nodes. + +Missing Errors: +* label: declaration; is no valid C99 but we parse it anyway +* check switches for double cases + +Missing Warnings: +* dead assignments (int x = 5; x = bla(); -> dead assignment at x = 5;) +* unused label +* check switches for all enums values +* catch the if(k = b) cases, maybe require all assignments to be in parentheses + (but some few exceptions like toplevel, nested assignments) + +Spec-Status: +(only test datasets tried yet) +164.gzip: works +175.vpr: works +176.gcc: not ok +181.mcf: works +186.crafty: works (~though an asm is replaced with a stub) +253.perlbmk: not ok +254.gap: not ok +255.vortex: works +256.bzip2: works +300.twolf: works