On Fri, Apr 15, 2011 at 1:20 PM, Michael Matz <m...@suse.de> wrote: > Hi, > > On Thu, 14 Apr 2011, Michael Matz wrote: > >> > Btw, I don't remember why I chose ALLOCA_FOR_VAR_P over >> > CALL_ALLOCA_FOR_VAR_P but, given the name of the GIMPLE flag and >> > predicate, it's probably time to change it. >> >> Good idea, I'll rename it before checking in. > > r172516, for reference also below. I later saw that my patch causes > cxg2001 to fail. I've analyzed it enough to be sure that it's only > exposed by this patch (due to inlining now happening), in fact it's a > problem in IRA that is reproducible with a C++ testcase even without the > patch. I've filed PR48633 for this. > > > Ciao, > Michael. > > * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P. > * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P. > * function.c (gimplify_parameters): Ditto. > * gimplify.c (gimplify_vla_decl): Ditto. > > * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR. > (gimple_call_set_alloca_for_var): New inline function. > (gimple_call_alloca_for_var_p): Ditto. > * gimple.c (gimple_build_call_from_tree): Remember > CALL_ALLOCA_FOR_VAR_P > state. > * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state. > > * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca > calls if they were for VLA objects. >
This caused: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48953 -- H.J.