[binutils-gdb] Remove NR_DOMAINS

[binutils-gdb] Remove NR_DOMAINS

[Tom Tromey]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=0ff2d66b1f1f3125ff59a97539b97a61bc0d6bf3

commit 0ff2d66b1f1f3125ff59a97539b97a61bc0d6bf3
Author: Tom Tromey <tom@tromey.com>
Date:   Thu Mar 2 15:08:42 2023 -0700

    Remove NR_DOMAINS
    
    NR_DOMAINS is only used for a static assert, but we no longer need it
    now.  If we add too many constants to this enum, GCC will warn about
    the bitfield overflow:
    
        error: ‘symbol::m_domain’ is too small to hold all values of ‘enum domain_enum’

Diff:
---
 gdb/symtab.h | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/gdb/symtab.h b/gdb/symtab.h
index 729c003f1c1..6b5b087e99a 100644
--- a/gdb/symtab.h
+++ b/gdb/symtab.h
@@ -922,15 +922,11 @@ enum domain_enum
   /* Fortran common blocks.  Their naming must be separate from VAR_DOMAIN.
      They also always use LOC_COMMON_BLOCK.  */
   COMMON_BLOCK_DOMAIN,
-
-  /* This must remain last.  */
-  NR_DOMAINS
 };
 
 /* The number of bits in a symbol used to represent the domain.  */
 
 #define SYMBOL_DOMAIN_BITS 3
-static_assert (NR_DOMAINS <= (1 << SYMBOL_DOMAIN_BITS));
 
 extern const char *domain_name (domain_enum);