diff options
Diffstat (limited to 'setjmp/tst-setjmp.c')
| -rw-r--r-- | setjmp/tst-setjmp.c | 35 |
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 |