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-rw-r--r--src/libexpr/parser.y3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/libexpr/parser.y b/src/libexpr/parser.y
index d34882f361cf..32c66c783328 100644
--- a/src/libexpr/parser.y
+++ b/src/libexpr/parser.y
@@ -244,6 +244,7 @@ void yyerror(YYLTYPE * loc, yyscan_t scanner, ParseData * data, const char * err
   nix::Formals * formals;
   nix::Formal * formal;
   nix::NixInt n;
+  nix::NixFloat nf;
   const char * id; // !!! -> Symbol
   char * path;
   char * uri;
@@ -264,6 +265,7 @@ void yyerror(YYLTYPE * loc, yyscan_t scanner, ParseData * data, const char * err
 %token <id> ID ATTRPATH
 %token <e> STR IND_STR
 %token <n> INT
+%token <nf> FLOAT
 %token <path> PATH HPATH SPATH
 %token <uri> URI
 %token IF THEN ELSE ASSERT WITH LET IN REC INHERIT EQ NEQ AND OR IMPL OR_KW
@@ -366,6 +368,7 @@ expr_simple
           $$ = new ExprVar(CUR_POS, data->symbols.create($1));
   }
   | INT { $$ = new ExprInt($1); }
+  | FLOAT { $$ = new ExprFloat($1); }
   | '"' string_parts '"' { $$ = $2; }
   | IND_STRING_OPEN ind_string_parts IND_STRING_CLOSE {
       $$ = stripIndentation(CUR_POS, data->symbols, *$2);