added new dtoa library to print and parse float64 numbers. It is necessary to fix corner cases (e.g. radix != 10) and to have correct behavior regardless of the libc implementation.

Author: Fabrice Bellard

Makefile

@@ -227,7 +227,7 @@ endif
 
 all: $(OBJDIR) $(OBJDIR)/quickjs.check.o $(OBJDIR)/qjs.check.o $(PROGS)
 
-QJS_LIB_OBJS=$(OBJDIR)/quickjs.o $(OBJDIR)/libregexp.o $(OBJDIR)/libunicode.o $(OBJDIR)/cutils.o $(OBJDIR)/quickjs-libc.o
+QJS_LIB_OBJS=$(OBJDIR)/quickjs.o $(OBJDIR)/dtoa.o $(OBJDIR)/libregexp.o $(OBJDIR)/libunicode.o $(OBJDIR)/cutils.o $(OBJDIR)/quickjs-libc.o
 
 QJS_OBJS=$(OBJDIR)/qjs.o $(OBJDIR)/repl.o $(QJS_LIB_OBJS)