diff options
author | Mark Kettenis <kettenis@cvs.openbsd.org> | 2006-05-15 14:00:23 +0000 |
---|---|---|
committer | Mark Kettenis <kettenis@cvs.openbsd.org> | 2006-05-15 14:00:23 +0000 |
commit | e2e4e4f07e8bf8c8f9e16bbece62c492070d1051 (patch) | |
tree | 7d283157ed97f323415614066ab7da9d6d423de2 /regress/lib/libc/ieeefp/except/except.c | |
parent | 7242a7f634a024d42751ad470263c02660bbeaf5 (diff) |
Try harder to trigger an exception. On architectures where floating-point
exceptions are deferred, we might not see the exception before another
floating-point instruction is executed. This is especially true on the i387
where we don't see underflow/overflow until the result is stored into memory.
Diffstat (limited to 'regress/lib/libc/ieeefp/except/except.c')
-rw-r--r-- | regress/lib/libc/ieeefp/except/except.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/regress/lib/libc/ieeefp/except/except.c b/regress/lib/libc/ieeefp/except/except.c index 22bd6809a85..1d118777775 100644 --- a/regress/lib/libc/ieeefp/except/except.c +++ b/regress/lib/libc/ieeefp/except/except.c @@ -1,4 +1,4 @@ -/* $OpenBSD: except.c,v 1.9 2004/12/22 00:54:39 david Exp $ */ +/* $OpenBSD: except.c,v 1.10 2006/05/15 14:00:22 kettenis Exp $ */ #include <sys/types.h> #include <unistd.h> @@ -97,5 +97,11 @@ main(int argc, char *argv[]) errx(1, "unrecognized condition %s", argv[1]); } + /* + * attempt to trigger the exception on machines where + * floating-point exceptions are deferred. + */ + x = one * one; + errx(1, "signal wasn't caught"); } |