diff options
Diffstat (limited to 'test/setjmp/jmpbug.c')
-rw-r--r-- | test/setjmp/jmpbug.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/test/setjmp/jmpbug.c b/test/setjmp/jmpbug.c new file mode 100644 index 0000000..da087a7 --- /dev/null +++ b/test/setjmp/jmpbug.c @@ -0,0 +1,51 @@ +/* setjmp vs alloca test case. Exercised bug on sparc. */ + +#include <stdio.h> +#include <setjmp.h> +#include <alloca.h> + +int ret; +int verbose; + +__attribute__ ((__noreturn__)) +static void +sub5 (jmp_buf buf) +{ + longjmp (buf, 1); +} + +static void +test (int x) +{ + jmp_buf buf; + char *foo; + int arr[100]; + + ++ret; + + arr[77] = x; + if (setjmp (buf)) + { + --ret; + if (verbose) + printf ("made it ok; %d\n", arr[77]); + return; + } + + foo = (char *) alloca (128); + sub5 (buf); +} + +int +main (int argc, char *argv[]) +{ + int i; + + verbose = (argc != 1); + ret = 0; + + for (i = 123; i < 345; ++i) + test (i); + + return ret; +} |