From f5f5e275e866de0407a5ddeb892b5287e078ab13 Mon Sep 17 00:00:00 2001 From: tromey Date: Wed, 19 Jul 2000 14:37:56 +0000 Subject: 2000-07-19 Jeff Sturm * java/lang/natThrowable.cc (fillInStackTrace): Check for zero return from backtrace(). git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@35135 138bc75d-0d04-0410-961f-82ee72b054a4 --- libjava/java/lang/natThrowable.cc | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'libjava/java') diff --git a/libjava/java/lang/natThrowable.cc b/libjava/java/lang/natThrowable.cc index 38135e5575f..c7f19bec09d 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 -- cgit v1.2.3