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| author | dkf <donal.k.fellows@manchester.ac.uk> | 2004-09-18 18:04:01 (GMT) |
|---|---|---|
| committer | dkf <donal.k.fellows@manchester.ac.uk> | 2004-09-18 18:04:01 (GMT) |
| commit | 9a4d29bde94d4183ffa1066d4da062e4a2a4e7f2 (patch) | |
| tree | f856c641275ae74cdc66a55b773dbdb3864eab63 /tests | |
| parent | 1ad855e68849daccd5c7439bc910d5c694af4227 (diff) | |
| download | tcl-9a4d29bde94d4183ffa1066d4da062e4a2a4e7f2.zip tcl-9a4d29bde94d4183ffa1066d4da062e4a2a4e7f2.tar.gz tcl-9a4d29bde94d4183ffa1066d4da062e4a2a4e7f2.tar.bz2 | |
Make sure large shifts shift for real. [Bug 868467]
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/expr.test | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/tests/expr.test b/tests/expr.test index 059f7f3..028f56f 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 1.22 2004/06/23 15:36:56 dkf Exp $ +# RCS: @(#) $Id: expr.test,v 1.23 2004/09/18 18:04:06 dkf Exp $ if {[lsearch [namespace children] ::tcltest] == -1} { package require tcltest @@ -860,6 +860,16 @@ test epxr-23.31 {INST_EXPON: special cases} {expr {wide(-1)**wide(-1)}} -1 test epxr-23.32 {INST_EXPON: special cases} {expr {wide(1)**wide(1234567)}} 1 test epxr-23.33 {INST_EXPON: special cases} {expr {wide(2)**wide(-2)}} 0 +# 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 +test expr-24.2 {expr edge cases; shifting} {expr int(5)>>63} 0 +test expr-24.3 {expr edge cases; shifting} {expr wide(5)>>32} 0 +test expr-24.4 {expr edge cases; shifting} {expr wide(5)>>63} 0 +test expr-24.5 {expr edge cases; shifting} {expr int(5)<<32} 0 +test expr-24.6 {expr edge cases; shifting} {expr int(5)<<63} 0 +test expr-24.7 {expr edge cases; shifting} {expr wide(5)<<32} 0 +test expr-24.8 {expr edge cases; shifting} {expr wide(5)<<63} 0 + # cleanup if {[info exists a]} { unset a |