Merge pull request #35 from xin-hedera/croaring-3.0.1

Upgrade CRoaring to v3.0.1

Author: ChenHuajun

Makefile

@@ -5,7 +5,7 @@ REGRESS      = $(patsubst sql/%.sql,%,$(TESTS))
 MODULE_big = roaringbitmap
 OBJS = roaringbitmap.o
 
-roaringbitmap.o: override CFLAGS += -std=c99 -Wno-error=maybe-uninitialized \
+roaringbitmap.o: override CFLAGS += -std=c11 -Wno-error=maybe-uninitialized \
 	-Wno-declaration-after-statement -Wno-missing-prototypes
 
 PG_CONFIG = pg_config

Makefile_native

@@ -5,7 +5,7 @@ REGRESS      = $(patsubst sql/%.sql,%,$(TESTS))
 MODULE_big = roaringbitmap
 OBJS = roaringbitmap.o
 
-roaringbitmap.o: override CFLAGS += -march=native -std=c99 -Wno-error=maybe-uninitialized \
+roaringbitmap.o: override CFLAGS += -march=native -std=c11 -Wno-error=maybe-uninitialized \
 	-Wno-declaration-after-statement -Wno-missing-prototypes
 
 PG_CONFIG = pg_config