the compiler now allows + to be used as a floating point addition in the abstract syntax

src/runtime/c/pgf/data.h

@@ -136,7 +136,8 @@ typedef enum {
   PGF_INSTR_PUSH        =  9,
   PGF_INSTR_EVAL        = 10,
   PGF_INSTR_DROP        = 13,
-  PGF_INSTR_FAIL        = 14
+  PGF_INSTR_FAIL        = 14,
+  PGF_INSTR_ADD         = 15
 } PgfInstruction;
 
 typedef GuSeq PgfConcrs;

src/runtime/c/pgf/jit.c

@@ -1160,6 +1160,11 @@ pgf_jit_function(PgfReader* rdr, PgfAbstr* abstr,
 #endif
 				jit_jmpi(abstr->eval_gates->mk_const);
 				break;
+			case PGF_INSTR_ADD:
+#ifdef PGF_JIT_DEBUG
+				gu_printf(out, err, "ADD\n");
+#endif
+				break;
 			default:
 				gu_impossible();
 			}