增加所有文件

prebuilts/gcc/arm-none-eabi/include/alloca.h

@@ -0,0 +1,21 @@
+/* libc/include/alloca.h - Allocate memory on stack */
+
+/* Written 2000 by Werner Almesberger */
+/* Rearranged for general inclusion by stdlib.h.
+   2001, Corinna Vinschen <vinschen@redhat.com> */
+
+#ifndef _NEWLIB_ALLOCA_H
+#define _NEWLIB_ALLOCA_H
+
+#include "_ansi.h"
+#include <sys/reent.h>
+
+#undef alloca
+
+#ifdef __GNUC__
+#define alloca(size) __builtin_alloca(size)
+#else
+void * alloca (size_t);
+#endif
+
+#endif