This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: Patch gcc-4.0 should not apply mathematical associative rules for addition or multiplication


Offline, Geoff has suggested some changes for the approval. Here it is.

thanks, fariborz (fjahanian@apple.com).


ChangeLog:


2004-10-06 Fariborz Jahanian <fjahanian@apple.com>

        * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
        (simplify_rhs_and_lookup_avail_expr): Disallow associativity
        and constant folding of floating point MULT_EXPR/PLUS_EXPR
        expressions.

Attachment: fsf-patch-tree-ssa-dom.txt
Description: Text document



	

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]