[cgo] -tags option is always necessary

ffi/go/bls/bls.go

@@ -7,7 +7,6 @@ package bls
 #cgo bn384 LDFLAGS:-lbls384
 #cgo bn384_256 CFLAGS:-DMCLBN_FP_UNIT_SIZE=6 -DMCLBN_FR_UNIT_SIZE=4
 #cgo bn384_256 LDFLAGS:-lbls384_256
-#cgo LDFLAGS:-lbls384
 #cgo LDFLAGS:-lcrypto -lgmp -lgmpxx -lstdc++
 #include "config.h"
 typedef unsigned int (*ReadRandFunc)(void *, void *, unsigned int);

readme.md

@@ -16,12 +16,13 @@ git clone git://github.com/herumi/cybozulib_ext ; for only Windows
 ```
 
 # News
+* -tags option for Go bindings is always necessary
 * support Android
 * (Break backward compatibility) The suffix `_dy` of library name is removed and bls\*.a requires libmcl.so set LD_LIBRARY_PATH to the directory.
 * -tags option for Go bindings
     * -tags bn256
     * -tags bn384\_256
-    * -tags bn384 ; default mode
+    * -tags bn384
 * Support swap of G1 and G2
     * `make BLS_SWAP_G=1` then G1 is assigned to PublicKey and G2 is assigned to Signature.
     * golang binding does not support this feature yet.