I noticed that we declare this function, but its definition was removed in 2009 by P. Bonzini, thus the decl serves no purpose.
Regtested/bootstrapped on x86_64-linux, ok for trunk? 2014-04-02 Marek Polacek <pola...@redhat.com> * c-common.h (c_expand_expr): Remove declaration. diff --git gcc/c-family/c-common.h gcc/c-family/c-common.h index 1099b10..24959d8 100644 --- gcc/c-family/c-common.h +++ gcc/c-family/c-common.h @@ -928,8 +928,6 @@ extern bool vector_targets_convertible_p (const_tree t1, const_tree t2); extern bool vector_types_convertible_p (const_tree t1, const_tree t2, bool emit_lax_note); extern tree c_build_vec_perm_expr (location_t, tree, tree, tree, bool = true); -extern rtx c_expand_expr (tree, rtx, enum machine_mode, int, rtx *); - extern void init_c_lex (void); extern void c_cpp_builtins (cpp_reader *); Marek