Analogous to previous changes to code that matched "c2x"
(case-insensitive), also update T2X_* macros used in format checking
tables to be named T23_*.

Bootstrapped with no regressions for x86_64-pc-linux-gnu.

gcc/c-family/
        * c-format.h (T2X_UI): Rename to T23_UI.
        (T2X_UL): Rename to T23_UL.
        (T2X_ULL): Rename to T23_ULL.
        (T2X_US): Rename to T23_US.
        (T2X_UC): Rename to T23_UC.
        (T2X_ST): Rename to T23_ST.
        (T2X_UPD): Rename to T23_UPD.
        (T2X_UIM): Rename to T23_UIM.
        (T2X_D32): Rename to T23_D32.
        (T2X_D64): Rename to T23_D64.
        (T2X_D128): Rename to T23_D128.
        (T2X_I8): Rename to T23_I8.
        (T2X_I16): Rename to T23_I16.
        (T2X_I32): Rename to T23_I32.
        (T2X_I64): Rename to T23_I64.
        (T2X_U8): Rename to T23_U8.
        (T2X_U16): Rename to T23_U16.
        (T2X_U32): Rename to T23_U32.
        (T2X_U64): Rename to T23_U64.
        (T2X_IF8): Rename to T23_IF8.
        (T2X_IF16): Rename to T23_IF16.
        (T2X_IF32): Rename to T23_IF32.
        (T2X_IF64): Rename to T23_IF64.
        (T2X_UF8): Rename to T23_UF8.
        (T2X_UF16): Rename to T23_UF16.
        (T2X_UF32): Rename to T23_UF32.
        (T2X_UF64): Rename to T23_UF64.
        * c-format.cc: Update all uses of T2X_* macros to use T23_*.

diff --git a/gcc/c-family/c-format.cc b/gcc/c-family/c-format.cc
index 06c84d019fa..1a25141071f 100644
--- a/gcc/c-family/c-format.cc
+++ b/gcc/c-family/c-format.cc
@@ -709,20 +709,20 @@ static const format_flag_pair strfmon_flag_pairs[] =
 static const format_char_info print_char_table[] =
 {
   /* C89 conversion specifiers.  */
-  { "di",  0, STD_C89, { T89_I,   T99_SC,  T89_S,   T89_L,   T9L_LL,  TEX_LL,  
T99_SST, T99_PD,  T99_IM,  BADLEN,  BADLEN,  BADLEN,   T2X_I8,  T2X_I16, 
T2X_I32, T2X_I64, T2X_IF8, T2X_IF16, T2X_IF32, T2X_IF64 }, "-wp0 +'I",  "i",  
NULL },
-  { "oxX", 0, STD_C89, { T89_UI,  T99_UC,  T89_US,  T89_UL,  T9L_ULL, TEX_ULL, 
T99_ST,  T99_UPD, T99_UIM, BADLEN,  BADLEN,  BADLEN,   T2X_U8,  T2X_U16, 
T2X_U32, T2X_U64, T2X_UF8, T2X_UF16, T2X_UF32, T2X_UF64 }, "-wp0#",     "i",  
NULL },
-  { "u",   0, STD_C89, { T89_UI,  T99_UC,  T89_US,  T89_UL,  T9L_ULL, TEX_ULL, 
T99_ST,  T99_UPD, T99_UIM, BADLEN,  BADLEN,  BADLEN,   T2X_U8,  T2X_U16, 
T2X_U32, T2X_U64, T2X_UF8, T2X_UF16, T2X_UF32, T2X_UF64 }, "-wp0'I",    "i",  
NULL },
-  { "fgG", 0, STD_C89, { T89_D,   BADLEN,  BADLEN,  T99_D,   BADLEN,  T89_LD,  
BADLEN,  BADLEN,  BADLEN,  T2X_D32, T2X_D64, T2X_D128, BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "-wp0 +#'I", "",   
NULL },
-  { "eE",  0, STD_C89, { T89_D,   BADLEN,  BADLEN,  T99_D,   BADLEN,  T89_LD,  
BADLEN,  BADLEN,  BADLEN,  T2X_D32, T2X_D64, T2X_D128, BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "-wp0 +#I",  "",   
NULL },
+  { "di",  0, STD_C89, { T89_I,   T99_SC,  T89_S,   T89_L,   T9L_LL,  TEX_LL,  
T99_SST, T99_PD,  T99_IM,  BADLEN,  BADLEN,  BADLEN,   T23_I8,  T23_I16, 
T23_I32, T23_I64, T23_IF8, T23_IF16, T23_IF32, T23_IF64 }, "-wp0 +'I",  "i",  
NULL },
+  { "oxX", 0, STD_C89, { T89_UI,  T99_UC,  T89_US,  T89_UL,  T9L_ULL, TEX_ULL, 
T99_ST,  T99_UPD, T99_UIM, BADLEN,  BADLEN,  BADLEN,   T23_U8,  T23_U16, 
T23_U32, T23_U64, T23_UF8, T23_UF16, T23_UF32, T23_UF64 }, "-wp0#",     "i",  
NULL },
+  { "u",   0, STD_C89, { T89_UI,  T99_UC,  T89_US,  T89_UL,  T9L_ULL, TEX_ULL, 
T99_ST,  T99_UPD, T99_UIM, BADLEN,  BADLEN,  BADLEN,   T23_U8,  T23_U16, 
T23_U32, T23_U64, T23_UF8, T23_UF16, T23_UF32, T23_UF64 }, "-wp0'I",    "i",  
NULL },
+  { "fgG", 0, STD_C89, { T89_D,   BADLEN,  BADLEN,  T99_D,   BADLEN,  T89_LD,  
BADLEN,  BADLEN,  BADLEN,  T23_D32, T23_D64, T23_D128, BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "-wp0 +#'I", "",   
NULL },
+  { "eE",  0, STD_C89, { T89_D,   BADLEN,  BADLEN,  T99_D,   BADLEN,  T89_LD,  
BADLEN,  BADLEN,  BADLEN,  T23_D32, T23_D64, T23_D128, BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "-wp0 +#I",  "",   
NULL },
   { "c",   0, STD_C89, { T89_I,   BADLEN,  BADLEN,  T94_WI,  BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "-w",        "",   
NULL },
   { "s",   1, STD_C89, { T89_C,   BADLEN,  BADLEN,  T94_W,   BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "-wp",       "cR", 
NULL },
   { "p",   1, STD_C89, { T89_V,   BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "-w",        "c",  
NULL },
-  { "n",   1, STD_C89, { T89_I,   T99_SC,  T89_S,   T89_L,   T9L_LL,  BADLEN,  
T99_SST, T99_PD,  T99_IM,  BADLEN,  BADLEN,  BADLEN,   T2X_I8,  T2X_I16, 
T2X_I32, T2X_I64, T2X_IF8, T2X_IF16, T2X_IF32, T2X_IF64 }, "",          "W",  
NULL },
+  { "n",   1, STD_C89, { T89_I,   T99_SC,  T89_S,   T89_L,   T9L_LL,  BADLEN,  
T99_SST, T99_PD,  T99_IM,  BADLEN,  BADLEN,  BADLEN,   T23_I8,  T23_I16, 
T23_I32, T23_I64, T23_IF8, T23_IF16, T23_IF32, T23_IF64 }, "",          "W",  
NULL },
   /* C99 conversion specifiers.  */
-  { "F",   0, STD_C99, { T99_D,   BADLEN,  BADLEN,  T99_D,   BADLEN,  T99_LD,  
BADLEN,  BADLEN,  BADLEN,  T2X_D32, T2X_D64, T2X_D128, BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "-wp0 +#'I", "",   
NULL },
-  { "aA",  0, STD_C99, { T99_D,   BADLEN,  BADLEN,  T99_D,   BADLEN,  T99_LD,  
BADLEN,  BADLEN,  BADLEN,  T2X_D32, T2X_D64, T2X_D128, BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "-wp0 +#",   "",   
NULL },
+  { "F",   0, STD_C99, { T99_D,   BADLEN,  BADLEN,  T99_D,   BADLEN,  T99_LD,  
BADLEN,  BADLEN,  BADLEN,  T23_D32, T23_D64, T23_D128, BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "-wp0 +#'I", "",   
NULL },
+  { "aA",  0, STD_C99, { T99_D,   BADLEN,  BADLEN,  T99_D,   BADLEN,  T99_LD,  
BADLEN,  BADLEN,  BADLEN,  T23_D32, T23_D64, T23_D128, BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "-wp0 +#",   "",   
NULL },
   /* C23 conversion specifiers.  */
-  { "bB",  0, STD_C23, { T2X_UI,  T2X_UC,  T2X_US,  T2X_UL,  T2X_ULL, TEX_ULL, 
T2X_ST,  T2X_UPD, T2X_UIM, BADLEN,  BADLEN,  BADLEN,   T2X_U8,  T2X_U16, 
T2X_U32, T2X_U64, T2X_UF8, T2X_UF16, T2X_UF32, T2X_UF64 }, "-wp0#",     "i",  
NULL },
+  { "bB",  0, STD_C23, { T23_UI,  T23_UC,  T23_US,  T23_UL,  T23_ULL, TEX_ULL, 
T23_ST,  T23_UPD, T23_UIM, BADLEN,  BADLEN,  BADLEN,   T23_U8,  T23_U16, 
T23_U32, T23_U64, T23_UF8, T23_UF16, T23_UF32, T23_UF64 }, "-wp0#",     "i",  
NULL },
   /* X/Open conversion specifiers.  */
   { "C",   0, STD_EXT, { TEX_WI,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "-w",        "",   
NULL },
   { "S",   1, STD_EXT, { TEX_W,   BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "-wp",       "R",  
NULL },
@@ -875,20 +875,20 @@ static const format_char_info 
gcc_dump_printf_char_table[] =
 static const format_char_info scan_char_table[] =
 {
   /* C89 conversion specifiers.  */
-  { "di",    1, STD_C89, { T89_I,   T99_SC,  T89_S,   T89_L,   T9L_LL,  
TEX_LL,  T99_SST, T99_PD,  T99_IM,  BADLEN,  BADLEN,  BADLEN,   T2X_I8,  
T2X_I16, T2X_I32, T2X_I64, T2X_IF8, T2X_IF16, T2X_IF32, T2X_IF64 }, "*w'I", 
"W",   NULL },
-  { "u",     1, STD_C89, { T89_UI,  T99_UC,  T89_US,  T89_UL,  T9L_ULL, 
TEX_ULL, T99_ST,  T99_UPD, T99_UIM, BADLEN,  BADLEN,  BADLEN,   T2X_U8,  
T2X_U16, T2X_U32, T2X_U64, T2X_UF8, T2X_UF16, T2X_UF32, T2X_UF64 }, "*w'I", 
"W",   NULL },
-  { "oxX",   1, STD_C89, { T89_UI,  T99_UC,  T89_US,  T89_UL,  T9L_ULL, 
TEX_ULL, T99_ST,  T99_UPD, T99_UIM, BADLEN,  BADLEN,  BADLEN,   T2X_U8,  
T2X_U16, T2X_U32, T2X_U64, T2X_UF8, T2X_UF16, T2X_UF32, T2X_UF64 }, "*w",   
"W",   NULL },
-  { "efgEG", 1, STD_C89, { T89_F,   BADLEN,  BADLEN,  T89_D,   BADLEN,  
T89_LD,  BADLEN,  BADLEN,  BADLEN,  T2X_D32, T2X_D64, T2X_D128, BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "*w'",  "W",  
 NULL },
+  { "di",    1, STD_C89, { T89_I,   T99_SC,  T89_S,   T89_L,   T9L_LL,  
TEX_LL,  T99_SST, T99_PD,  T99_IM,  BADLEN,  BADLEN,  BADLEN,   T23_I8,  
T23_I16, T23_I32, T23_I64, T23_IF8, T23_IF16, T23_IF32, T23_IF64 }, "*w'I", 
"W",   NULL },
+  { "u",     1, STD_C89, { T89_UI,  T99_UC,  T89_US,  T89_UL,  T9L_ULL, 
TEX_ULL, T99_ST,  T99_UPD, T99_UIM, BADLEN,  BADLEN,  BADLEN,   T23_U8,  
T23_U16, T23_U32, T23_U64, T23_UF8, T23_UF16, T23_UF32, T23_UF64 }, "*w'I", 
"W",   NULL },
+  { "oxX",   1, STD_C89, { T89_UI,  T99_UC,  T89_US,  T89_UL,  T9L_ULL, 
TEX_ULL, T99_ST,  T99_UPD, T99_UIM, BADLEN,  BADLEN,  BADLEN,   T23_U8,  
T23_U16, T23_U32, T23_U64, T23_UF8, T23_UF16, T23_UF32, T23_UF64 }, "*w",   
"W",   NULL },
+  { "efgEG", 1, STD_C89, { T89_F,   BADLEN,  BADLEN,  T89_D,   BADLEN,  
T89_LD,  BADLEN,  BADLEN,  BADLEN,  T23_D32, T23_D64, T23_D128, BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "*w'",  "W",  
 NULL },
   { "c",     1, STD_C89, { T89_C,   BADLEN,  BADLEN,  T94_W,   BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "*mw",   
"cW",  NULL },
   { "s",     1, STD_C89, { T89_C,   BADLEN,  BADLEN,  T94_W,   BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "*amw",  
"cW",  NULL },
   { "[",     1, STD_C89, { T89_C,   BADLEN,  BADLEN,  T94_W,   BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "*amw",  
"cW[", NULL },
   { "p",     2, STD_C89, { T89_V,   BADLEN,  BADLEN,  BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "*w",   "W",  
 NULL },
-  { "n",     1, STD_C89, { T89_I,   T99_SC,  T89_S,   T89_L,   T9L_LL,  
BADLEN,  T99_SST, T99_PD,  T99_IM,  BADLEN,  BADLEN,  BADLEN,   T2X_I8,  
T2X_I16, T2X_I32, T2X_I64, T2X_IF8, T2X_IF16, T2X_IF32, T2X_IF64 }, "",     
"W",   NULL },
+  { "n",     1, STD_C89, { T89_I,   T99_SC,  T89_S,   T89_L,   T9L_LL,  
BADLEN,  T99_SST, T99_PD,  T99_IM,  BADLEN,  BADLEN,  BADLEN,   T23_I8,  
T23_I16, T23_I32, T23_I64, T23_IF8, T23_IF16, T23_IF32, T23_IF64 }, "",     
"W",   NULL },
   /* C99 conversion specifiers.  */
-  { "F",   1, STD_C99,   { T99_F,   BADLEN,  BADLEN,  T99_D,   BADLEN,  
T99_LD,  BADLEN,  BADLEN,  BADLEN,  T2X_D32, T2X_D64, T2X_D128, BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "*w'",  "W",  
 NULL },
-  { "aA",   1, STD_C99,  { T99_F,   BADLEN,  BADLEN,  T99_D,   BADLEN,  
T99_LD,  BADLEN,  BADLEN,  BADLEN,  T2X_D32, T2X_D64, T2X_D128, BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "*w'",  "W",  
 NULL },
+  { "F",   1, STD_C99,   { T99_F,   BADLEN,  BADLEN,  T99_D,   BADLEN,  
T99_LD,  BADLEN,  BADLEN,  BADLEN,  T23_D32, T23_D64, T23_D128, BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "*w'",  "W",  
 NULL },
+  { "aA",   1, STD_C99,  { T99_F,   BADLEN,  BADLEN,  T99_D,   BADLEN,  
T99_LD,  BADLEN,  BADLEN,  BADLEN,  T23_D32, T23_D64, T23_D128, BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "*w'",  "W",  
 NULL },
   /* C23 conversion specifiers.  */
-  { "b",     1, STD_C23, { T2X_UI,  T2X_UC,  T2X_US,  T2X_UL,  T2X_ULL, 
TEX_ULL, T2X_ST,  T2X_UPD, T2X_UIM, BADLEN,  BADLEN,  BADLEN,   T2X_U8,  
T2X_U16, T2X_U32, T2X_U64, T2X_UF8, T2X_UF16, T2X_UF32, T2X_UF64 }, "*w",   
"W",   NULL },
+  { "b",     1, STD_C23, { T23_UI,  T23_UC,  T23_US,  T23_UL,  T23_ULL, 
TEX_ULL, T23_ST,  T23_UPD, T23_UIM, BADLEN,  BADLEN,  BADLEN,   T23_U8,  
T23_U16, T23_U32, T23_U64, T23_UF8, T23_UF16, T23_UF32, T23_UF64 }, "*w",   
"W",   NULL },
   /* X/Open conversion specifiers.  */
   { "C",     1, STD_EXT, { TEX_W,   BADLEN,  BADLEN,  BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "*mw",   "W", 
  NULL },
   { "S",     1, STD_EXT, { TEX_W,   BADLEN,  BADLEN,  BADLEN,  BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,  
BADLEN,  BADLEN,  BADLEN,  BADLEN,  BADLEN,   BADLEN,   BADLEN }, "*amw",  "W", 
  NULL },
diff --git a/gcc/c-family/c-format.h b/gcc/c-family/c-format.h
index 37bcbf88afb..f8a9d3691ce 100644
--- a/gcc/c-family/c-format.h
+++ b/gcc/c-family/c-format.h
@@ -286,17 +286,17 @@ struct format_kind_info
 #define T89_S  { STD_C89, NULL, T_S }
 #define T_UI   &unsigned_type_node
 #define T89_UI { STD_C89, NULL, T_UI }
-#define T2X_UI { STD_C23, NULL, T_UI }
+#define T23_UI { STD_C23, NULL, T_UI }
 #define T_UL   &long_unsigned_type_node
 #define T89_UL { STD_C89, NULL, T_UL }
-#define T2X_UL { STD_C23, NULL, T_UL }
+#define T23_UL { STD_C23, NULL, T_UL }
 #define T_ULL  &long_long_unsigned_type_node
 #define T9L_ULL        { STD_C9L, NULL, T_ULL }
-#define T2X_ULL        { STD_C23, NULL, T_ULL }
+#define T23_ULL        { STD_C23, NULL, T_ULL }
 #define TEX_ULL        { STD_EXT, NULL, T_ULL }
 #define T_US   &short_unsigned_type_node
 #define T89_US { STD_C89, NULL, T_US }
-#define T2X_US { STD_C23, NULL, T_US }
+#define T23_US { STD_C23, NULL, T_US }
 #define T_F    &float_type_node
 #define T89_F  { STD_C89, NULL, T_F }
 #define T99_F  { STD_C99, NULL, T_F }
@@ -312,7 +312,7 @@ struct format_kind_info
 #define T99_SC { STD_C99, NULL, T_SC }
 #define T_UC   &unsigned_char_type_node
 #define T99_UC { STD_C99, NULL, T_UC }
-#define T2X_UC { STD_C23, NULL, T_UC }
+#define T23_UC { STD_C23, NULL, T_UC }
 #define T_V    &void_type_node
 #define T89_G   { STD_C89, NULL, &local_gimple_ptr_node }
 #define T_CGRAPH_NODE   { STD_C89, NULL, &local_cgraph_node_ptr_node }
@@ -327,57 +327,57 @@ struct format_kind_info
 #define TEX_WI { STD_EXT, "wint_t", T_WI }
 #define T_ST    &size_type_node
 #define T99_ST { STD_C99, "size_t", T_ST }
-#define T2X_ST { STD_C23, "size_t", T_ST }
+#define T23_ST { STD_C23, "size_t", T_ST }
 #define T_SST   &signed_size_type_node
 #define T99_SST        { STD_C99, "signed size_t", T_SST }
 #define T_PD    &ptrdiff_type_node
 #define T99_PD { STD_C99, "ptrdiff_t", T_PD }
 #define T_UPD   &unsigned_ptrdiff_type_node
 #define T99_UPD        { STD_C99, "unsigned ptrdiff_t", T_UPD }
-#define T2X_UPD        { STD_C23, "unsigned ptrdiff_t", T_UPD }
+#define T23_UPD        { STD_C23, "unsigned ptrdiff_t", T_UPD }
 #define T_IM    &intmax_type_node
 #define T99_IM { STD_C99, "intmax_t", T_IM }
 #define T_UIM   &uintmax_type_node
 #define T99_UIM        { STD_C99, "uintmax_t", T_UIM }
-#define T2X_UIM        { STD_C23, "uintmax_t", T_UIM }
+#define T23_UIM        { STD_C23, "uintmax_t", T_UIM }
 #define T_D32   &dfloat32_type_node
-#define T2X_D32 { STD_C23, "_Decimal32", T_D32 }
+#define T23_D32 { STD_C23, "_Decimal32", T_D32 }
 #define T_D64   &dfloat64_type_node
-#define T2X_D64 { STD_C23, "_Decimal64", T_D64 }
+#define T23_D64 { STD_C23, "_Decimal64", T_D64 }
 #define T_D128  &dfloat128_type_node
-#define T2X_D128 { STD_C23, "_Decimal128", T_D128 }
+#define T23_D128 { STD_C23, "_Decimal128", T_D128 }
 #define T_I8   &int_least8_type_node
-#define T2X_I8 { STD_C23, "int_least8_t", T_I8 }
+#define T23_I8 { STD_C23, "int_least8_t", T_I8 }
 #define T_I16  &int_least16_type_node
-#define T2X_I16        { STD_C23, "int_least16_t", T_I16 }
+#define T23_I16        { STD_C23, "int_least16_t", T_I16 }
 #define T_I32  &int_least32_type_node
-#define T2X_I32        { STD_C23, "int_least32_t", T_I32 }
+#define T23_I32        { STD_C23, "int_least32_t", T_I32 }
 #define T_I64  &int_least64_type_node
-#define T2X_I64        { STD_C23, "int_least64_t", T_I64 }
+#define T23_I64        { STD_C23, "int_least64_t", T_I64 }
 #define T_U8   &uint_least8_type_node
-#define T2X_U8 { STD_C23, "uint_least8_t", T_U8 }
+#define T23_U8 { STD_C23, "uint_least8_t", T_U8 }
 #define T_U16  &uint_least16_type_node
-#define T2X_U16        { STD_C23, "uint_least16_t", T_U16 }
+#define T23_U16        { STD_C23, "uint_least16_t", T_U16 }
 #define T_U32  &uint_least32_type_node
-#define T2X_U32        { STD_C23, "uint_least32_t", T_U32 }
+#define T23_U32        { STD_C23, "uint_least32_t", T_U32 }
 #define T_U64  &uint_least64_type_node
-#define T2X_U64        { STD_C23, "uint_least64_t", T_U64 }
+#define T23_U64        { STD_C23, "uint_least64_t", T_U64 }
 #define T_IF8  &int_fast8_type_node
-#define T2X_IF8        { STD_C23, "int_fast8_t", T_IF8 }
+#define T23_IF8        { STD_C23, "int_fast8_t", T_IF8 }
 #define T_IF16 &int_fast16_type_node
-#define T2X_IF16 { STD_C23, "int_fast16_t", T_IF16 }
+#define T23_IF16 { STD_C23, "int_fast16_t", T_IF16 }
 #define T_IF32 &int_fast32_type_node
-#define T2X_IF32 { STD_C23, "int_fast32_t", T_IF32 }
+#define T23_IF32 { STD_C23, "int_fast32_t", T_IF32 }
 #define T_IF64 &int_fast64_type_node
-#define T2X_IF64 { STD_C23, "int_fast64_t", T_IF64 }
+#define T23_IF64 { STD_C23, "int_fast64_t", T_IF64 }
 #define T_UF8  &uint_fast8_type_node
-#define T2X_UF8        { STD_C23, "uint_fast8_t", T_UF8 }
+#define T23_UF8        { STD_C23, "uint_fast8_t", T_UF8 }
 #define T_UF16 &uint_fast16_type_node
-#define T2X_UF16 { STD_C23, "uint_fast16_t", T_UF16 }
+#define T23_UF16 { STD_C23, "uint_fast16_t", T_UF16 }
 #define T_UF32 &uint_fast32_type_node
-#define T2X_UF32 { STD_C23, "uint_fast32_t", T_UF32 }
+#define T23_UF32 { STD_C23, "uint_fast32_t", T_UF32 }
 #define T_UF64 &uint_fast64_type_node
-#define T2X_UF64 { STD_C23, "uint_fast64_t", T_UF64 }
+#define T23_UF64 { STD_C23, "uint_fast64_t", T_UF64 }
 
 /* Structure describing how format attributes such as "printf" are
    interpreted as "gnu_printf" or "ms_printf" on a particular system.

-- 
Joseph S. Myers
jos...@codesourcery.com

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