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authorJeff Sturm <jeff.sturm@appnet.com>2000-07-19 14:37:56 +0000
committerTom Tromey <tromey@gcc.gnu.org>2000-07-19 14:37:56 +0000
commit5cc80caa271aede659ea6f36baf2859d7bd1bf2f (patch)
tree545224dde9ceaff444d52daacfba442bbe609150 /libjava/java
parent4e62ab0ba341f401cf1afb66fe81191a456d520c (diff)
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natThrowable.cc (fillInStackTrace): Check for zero return from backtrace().
2000-07-19 Jeff Sturm <jeff.sturm@appnet.com> * java/lang/natThrowable.cc (fillInStackTrace): Check for zero return from backtrace(). From-SVN: r35135
Diffstat (limited to 'libjava/java')
-rw-r--r--libjava/java/lang/natThrowable.cc9
1 files changed, 6 insertions, 3 deletions
diff --git a/libjava/java/lang/natThrowable.cc b/libjava/java/lang/natThrowable.cc
index 38135e5..c7f19be 100644
--- a/libjava/java/lang/natThrowable.cc
+++ b/libjava/java/lang/natThrowable.cc
@@ -61,9 +61,12 @@ java::lang::Throwable::fillInStackTrace (void)
int n = backtrace (p, 128) - 1;
#endif
- // ??? Might this cause a problem if the byte array isn't aligned?
- stackTrace = JvNewByteArray (n * sizeof p[0]);
- memcpy (elements (stackTrace), p+1, (n * sizeof p[0]));
+ if (n > 0)
+ {
+ // ??? Might this cause a problem if the byte array isn't aligned?
+ stackTrace = JvNewByteArray (n * sizeof p[0]);
+ memcpy (elements (stackTrace), p+1, (n * sizeof p[0]));
+ }
#endif