2 files changed, 6 insertions, 6 deletions
diff --git a/mrbgems/mruby-random/src/mt19937ar.c b/mrbgems/mruby-random/src/mt19937ar.c
index 3de935232..a27aee311 100644
--- a/mrbgems/mruby-random/src/mt19937ar.c
+++ b/mrbgems/mruby-random/src/mt19937ar.c
@@ -63,7 +63,7 @@ unsigned long mrb_random_genrand_int32(mt_state *t)
     y ^= (y << 15) & 0xefc60000UL;
     y ^= (y >> 18);
     
-    t->gen_int = y;
+    t->gen.int_ = y;
 
     return y;
 }
@@ -71,8 +71,8 @@ unsigned long mrb_random_genrand_int32(mt_state *t)
 double mrb_random_genrand_real1(mt_state *t)
 {
     mrb_random_genrand_int32(t);
-    t->gen_dbl =  t->gen_int*(1.0/4294967295.0); 
-    return t->gen_dbl;
+    t->gen.double_ =  t->gen.int_*(1.0/4294967295.0); 
+    return t->gen.double_;
     /* divided by 2^32-1 */ 
 }
 
diff --git a/mrbgems/mruby-random/src/mt19937ar.h b/mrbgems/mruby-random/src/mt19937ar.h
index 9bf150190..59027c624 100644
--- a/mrbgems/mruby-random/src/mt19937ar.h
+++ b/mrbgems/mruby-random/src/mt19937ar.h
@@ -10,9 +10,9 @@ typedef struct {
   unsigned long mt[N];
   int mti;
   union {
-    unsigned long gen_int;
-    double gen_dbl;
-  };
+    unsigned long int_;
+    double double_;
+  } gen;
 
   mrb_int seed;
   mrb_bool has_seed : 1;