Ensure that catch works properly with 32 bit ints

A bit vs. byte error meant that on platforms with 32 bit ints,
signal, exit and eval were always caught by catch.

Signed-off-by: Steve Bennett <steveb@workware.net.au>

1 files changed, 2 insertions, 2 deletions

diff --git a/jim.c b/jim.c
index 95b268f..251b9c3 100644
--- a/jim.c
+++ b/jim.c
@@ -13100,8 +13100,8 @@ static int Jim_CatchCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *ar
     }
     interp->signal_level -= sig;
 
-    /* Catch or pass through? Only the first 64 codes can be passed through */
-    if (exitCode >= 0 && exitCode < (int)sizeof(mask) && ((1 << exitCode) & mask) == 0) {
+    /* Catch or pass through? Only the first 32/64 codes can be passed through */
+    if (exitCode >= 0 && exitCode < (int)sizeof(mask) * 8 && ((1 << exitCode) & mask) == 0) {
         /* Not caught, pass it up */
         return exitCode;
     }