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| author | msofer <msofer@noemail.net> | 2010-12-30 23:10:05 (GMT) |
|---|---|---|
| committer | msofer <msofer@noemail.net> | 2010-12-30 23:10:05 (GMT) |
| commit | 7f49895b0f923719137d3c63f4218116924523be (patch) | |
| tree | 1ec51f45b85eeae695bdf77f8d3ed39a5a979853 /generic/tclExecute.c | |
| parent | c8625e0d13e284ddc1ce4d0e16212876b95333bd (diff) | |
| download | tcl-7f49895b0f923719137d3c63f4218116924523be.zip tcl-7f49895b0f923719137d3c63f4218116924523be.tar.gz tcl-7f49895b0f923719137d3c63f4218116924523be.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.
FossilOrigin-Name: 5dd1506af4488dc9c83e648adea77dc9f3de38de
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 884c7d5..8561bd4 100644 --- a/generic/tclExecute.c +++ b/generic/tclExecute.c @@ -14,7 +14,7 @@ * 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 1.510 2010/11/15 21:34:54 andreas_kupries Exp $ + * RCS: @(#) $Id: tclExecute.c,v 1.511 2010/12/30 23:10:07 msofer Exp $ */ #include "tclInt.h" @@ -1062,14 +1062,14 @@ 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 |