--- dietlibc/t.c	2014/04/04 11:25:37	1.218
+++ dietlibc/t.c	2014/10/10 14:54:29	1.219
@@ -47,6 +47,7 @@
 #include <pty.h>
 #include <sys/statfs.h>
 #include <mqueue.h>
+#include <ucontext.h>
 #ifdef __dietlibc__
 #include <md5.h>
 #include <write12.h>
@@ -108,12 +109,27 @@ extern char* strcpy2(char*a,char*b);
 #define malloc(x) ({typeof(x) y=x; (y<0 || (size_t)(y)!=y ? 0 : malloc(y));})
 
 int main(int argc,char *argv[]) {
+  int n;
+  struct ucontext uc;
+  n=0;
+  getcontext(&uc);
+  puts("getcontext returned");
+  if (n==0) {
+    ++n;
+    setcontext(&uc);
+    puts("should not get here");
+    exit(1);
+  }
+  puts("all ok");
+  return 0;
 #if 0
   char* a=malloc(-3);
   char* b=malloc(0xffffffffull+1);
   printf("%p %p\n",a,b);
 #endif
+#if 0
   printf("%u\n",getpagesize());
+#endif
 #if 0
   struct stat s;
   time_t t=time(0);