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-rw-r--r--tests/expr.test6
1 files changed, 5 insertions, 1 deletions
diff --git a/tests/expr.test b/tests/expr.test
index 980f0b9..faca569 100644
--- a/tests/expr.test
+++ b/tests/expr.test
@@ -10,7 +10,7 @@
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
-# RCS: @(#) $Id: expr.test,v 1.55 2006/07/05 05:34:45 dgp Exp $
+# RCS: @(#) $Id: expr.test,v 1.56 2006/07/26 21:56:35 dgp Exp $
if {[lsearch [namespace children] ::tcltest] == -1} {
package require tcltest 2.1
@@ -1032,6 +1032,10 @@ test expr-23.39 {INST_EXPON: big integer} {
expr 1[string repeat 0 30]**2
} 1[string repeat 0 60]
test expr-23.40 {INST_EXPON: overflow to big integer} {expr {(-10)**3}} -1000
+test expr-23.41 {INST_EXPON: overflow to big integer} {expr 2**64} [expr 1<<64]
+test expr-23.41 {INST_EXPON: overflow to big integer} {expr 4**32} [expr 1<<64]
+test expr-23.41 {INST_EXPON: overflow to big integer} {expr 16**16} [expr 1<<64]
+test expr-23.41 {INST_EXPON: overflow to big integer} {expr 256**8} [expr 1<<64]
# Some compilers get this wrong; ensure that we work around it correctly
test expr-24.1 {expr edge cases; shifting} {expr int(5)>>32} 0