grammars/source.c.json in github-linguist-5.0.11 vs grammars/source.c.json in github-linguist-5.1.0

@@ -58,10 +58,10 @@
       "captures": {
         "inc": {
           "name": "invalid.illegal.digit-separator-should-not-be-last.c++"
         }
       },
-      "match": "(?x)\\b\n\t\t\t(  (?i:\n\t\t\t      0x ( \\h+    ( ' \\h+    )* )?  # Hexadecimal\n\t\t\t   |  0b ( [0-1]+ ( ' [0-1]+ )* )?  # Binary\n\t\t\t   |  0  ( [0-7]+ ( ' [0-7]+ )* )   # Octal\n\t\t\t   |     ( [0-9]+ ( ' [0-9]+ )* )   # Decimal\n\t\t\t   )\n\t\t\t   ( ([uUfF] | u?ll? | U?LL?)\\b | (?<inc>') | \\b )\n\t\t\t|  ( [0-9]+ ( ' [0-9]+ )* )?\n\t\t\t   (?i:\n\t\t\t      \\. ( [0-9]+ ( ' [0-9]+ )* ) E(\\+|-)? ( [0-9]+ ( ' [0-9]+ )* )\n\t\t\t   |  \\. ( [0-9]+ ( ' [0-9]+ )* )\n\t\t\t   |  E(\\+|-)? ( [0-9]+ ( ' [0-9]+ )* )\n\t\t\t   )\n\t\t\t   ( (?<inc>') | \\b )\n\t\t\t)",
+      "match": "(?x)\\b\n\t\t\t(  (?i:\n\t\t\t      0x ( [0-9A-Fa-f]+ ( ' [0-9A-Fa-f]+ )* )?  # Hexadecimal\n\t\t\t   |  0b ( [0-1]+       ( ' [0-1]+ )* )?        # Binary\n\t\t\t   |  0  ( [0-7]+       ( ' [0-7]+ )* )         # Octal\n\t\t\t   |     ( [0-9]+       ( ' [0-9]+ )* )         # Decimal\n\t\t\t   )\n\t\t\t   ( ([uUfF] | u?ll? | U?LL?)\\b | (?<inc>') | \\b )\n\t\t\t|  ( [0-9]+ ( ' [0-9]+ )* )?\n\t\t\t   (?i:\n\t\t\t      \\. ( [0-9]+ ( ' [0-9]+ )* ) E(\\+|-)? ( [0-9]+ ( ' [0-9]+ )* )\n\t\t\t   |  \\. ( [0-9]+ ( ' [0-9]+ )* )\n\t\t\t   |  E(\\+|-)? ( [0-9]+ ( ' [0-9]+ )* )\n\t\t\t   )\n\t\t\t   ( (?<inc>') | \\b )\n\t\t\t)",
       "name": "constant.numeric.c"
     },
     {
       "begin": "\"",
       "beginCaptures": {
\ No newline at end of file