diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index aa6abb45d22..6e7efd7870c 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2004-09-15  Joel Brobecker  <brobecker@gnat.com>
+
+	* gdb.base/bigcore.exp: Deactivate on IRIX targets.
+
 2004-09-14  Michael Chastain  <mec.gnu@mindspring.com>
 
 	* gdb.threads/killed.c: Include <stdlib.h>.
diff --git a/gdb/testsuite/gdb.base/bigcore.exp b/gdb/testsuite/gdb.base/bigcore.exp
index b7201365361..0a55eae6cba 100644
--- a/gdb/testsuite/gdb.base/bigcore.exp
+++ b/gdb/testsuite/gdb.base/bigcore.exp
@@ -49,6 +49,13 @@ if { [istarget "*-*-*bsd*"]
     return
 }
 
+# This testcase causes too much stress (in terms of memory usage)
+# on certain systems...
+if { [istarget "*-*-*irix*"] } {
+    untested "Testcase too stressful for this system"
+    return
+}
+
 set testfile "bigcore"
 set srcfile ${testfile}.c
 set binfile ${objdir}/${subdir}/${testfile}