/*
** tests/diff_conflicts_fixtures/base.lime -- v0.4.3
** Clean LALR(1) base grammar with zero conflicts.  Exercises a
** tiny expression language: addition with explicit %left precedence
** for PLUS, plus a NUMBER terminal.  --diff-conflicts uses this
** as the "before" snapshot to compare against extension overlays.
*/

%name BaseExpr
%token_type {int}

%left PLUS.

%token NUMBER.

%type expr {int}

stmt(R) ::= expr(E).      { R = E; }

expr(R) ::= expr(L) PLUS expr(M).  { R = L + M; }
expr(R) ::= NUMBER(N).             { R = N; }