[Committed] S/390: Fix return type of s390_class_max_nregs

[Andreas Krebbel]

Hi,

this fixes a bug which has been revealed by compiling the back-end
with g++ now.

Committed to mainline and 4.6.

Bye,

-Andreas-


2011-07-20  Andreas Krebbel  <andreas.kreb...@de.ibm.com>

        * config/s390/s390.c (s390_class_max_nregs): Fix return type.
        * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.


Index: gcc/config/s390/s390.c
===================================================================
*** gcc/config/s390/s390.c.orig
--- gcc/config/s390/s390.c
*************** s390_hard_regno_rename_ok (unsigned int 
*** 7572,7578 ****
  /* Maximum number of registers to represent a value of mode MODE
     in a register of class RCLASS.  */
  
! bool
  s390_class_max_nregs (enum reg_class rclass, enum machine_mode mode)
  {
    switch (rclass)
--- 7572,7578 ----
  /* Maximum number of registers to represent a value of mode MODE
     in a register of class RCLASS.  */
  
! int
  s390_class_max_nregs (enum reg_class rclass, enum machine_mode mode)
  {
    switch (rclass)
Index: gcc/config/s390/s390-protos.h
===================================================================
*** gcc/config/s390/s390-protos.h.orig
--- gcc/config/s390/s390-protos.h
*************** extern void s390_function_profiler (FILE
*** 41,47 ****
  extern void s390_set_has_landing_pad_p (bool);
  extern bool s390_hard_regno_mode_ok (unsigned int, enum machine_mode);
  extern bool s390_hard_regno_rename_ok (unsigned int, unsigned int);
! extern bool s390_class_max_nregs (enum reg_class, enum machine_mode);
  
  #ifdef RTX_CODE
  extern int s390_extra_constraint_str (rtx, int, const char *);
--- 41,47 ----
  extern void s390_set_has_landing_pad_p (bool);
  extern bool s390_hard_regno_mode_ok (unsigned int, enum machine_mode);
  extern bool s390_hard_regno_rename_ok (unsigned int, unsigned int);
! extern int s390_class_max_nregs (enum reg_class, enum machine_mode);
  
  #ifdef RTX_CODE
  extern int s390_extra_constraint_str (rtx, int, const char *);