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| author | msofer <msofer@noemail.net> | 2011-01-13 11:30:12 (GMT) |
|---|---|---|
| committer | msofer <msofer@noemail.net> | 2011-01-13 11:30:12 (GMT) |
| commit | 5f351656aac23b47fa8077647cae8622038048e6 (patch) | |
| tree | 2eb77cfa949c60cd5d92fa1b6a54436590eaa350 /generic/tclExecute.c | |
| parent | 98739f163b980cfef17c5ce7034729c6ded34ddd (diff) | |
| download | tcl-5f351656aac23b47fa8077647cae8622038048e6.zip tcl-5f351656aac23b47fa8077647cae8622038048e6.tar.gz tcl-5f351656aac23b47fa8077647cae8622038048e6.tar.bz2 | |
* generic/tclExecute.c (GrowEvaluationStack): Off-by-one error in
sizing the new allocation - was ok in comment but wrong in the code.
Triggered by [Bug 3142026] which happened to require exactly one more
than what was in existence. BACKPORT.
FossilOrigin-Name: 78dccf16b8127089aff9ffcfee98cb4e256f3caa
Diffstat (limited to 'generic/tclExecute.c')
| -rw-r--r-- | generic/tclExecute.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/generic/tclExecute.c b/generic/tclExecute.c index 2f38758..3f9c439 100644 --- a/generic/tclExecute.c +++ b/generic/tclExecute.c @@ -13,7 +13,7 @@ * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclExecute.c,v 1.369.2.19 2010/11/15 21:32:31 andreas_kupries Exp $ + * RCS: @(#) $Id: tclExecute.c,v 1.369.2.20 2011/01/13 11:30:12 msofer Exp $ */ #include "tclInt.h" @@ -921,14 +921,14 @@ GrowEvaluationStack( /* * Reset move to hold the number of words to be moved to new stack (if - * any) and growth to hold the complete stack requirements: add the marker - * and maximal possible offset. + * any) and growth to hold the complete stack requirements: add one for + * the marker, (WALLOCALIGN-1) for the maximal possible offset. */ if (move) { moveWords = esPtr->tosPtr - MEMSTART(markerPtr) + 1; } - needed = growth + moveWords + WALLOCALIGN - 1; + needed = growth + moveWords + WALLOCALIGN; /* * Check if there is enough room in the next stack (if there is one, it |