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-rw-r--r--setjmp/tst-setjmp.c35
1 files changed, 34 insertions, 1 deletions
diff --git a/setjmp/tst-setjmp.c b/setjmp/tst-setjmp.c
index 6147ae9..b4cba11 100644
--- a/setjmp/tst-setjmp.c
+++ b/setjmp/tst-setjmp.c
@@ -54,8 +54,14 @@ main (void)
if (!lose && value == 10)
{
- /* Do a second test, this time without `setjmp' being a macro. */
+ /* Do a second test, this time without `setjmp' being a macro.
+ This is not required by ISO C but we have this for compatibility. */
#undef setjmp
+ extern int setjmp (jmp_buf);
+
+ last_value = -1;
+ lose = 0;
+
value = setjmp (env);
if (value != last_value + 1)
{
@@ -75,6 +81,33 @@ main (void)
}
}
+ if (!lose && value == 10)
+ {
+ /* And again for the `__setjmp' function. */
+ extern int __setjmp (jmp_buf);
+
+ last_value = -1;
+ lose = 0;
+
+ value = __setjmp (env);
+ if (value != last_value + 1)
+ {
+ fputs("Shouldn't have ", stdout);
+ lose = 1;
+ }
+ last_value = value;
+ switch (value)
+ {
+ case 0:
+ puts("Saved environment.");
+ jump (0);
+ default:
+ printf ("Jumped to %d.\n", value);
+ if (value < 10)
+ jump (value + 1);
+ }
+ }
+
if (lose || value != 10)
puts ("Test FAILED!");
else