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| author | dgp <dgp@users.sourceforge.net> | 2008-03-18 17:58:29 (GMT) |
|---|---|---|
| committer | dgp <dgp@users.sourceforge.net> | 2008-03-18 17:58:29 (GMT) |
| commit | 873209b55747301a12c4b542a16c8fea6c0c97db (patch) | |
| tree | e8fcbdef0c4f2ad29515a2fce63afe55086f434d /generic/tclExecute.c | |
| parent | 38a014652e47c230d1fbd41569a36157eb4275f3 (diff) | |
| download | tcl-873209b55747301a12c4b542a16c8fea6c0c97db.zip tcl-873209b55747301a12c4b542a16c8fea6c0c97db.tar.gz tcl-873209b55747301a12c4b542a16c8fea6c0c97db.tar.bz2 | |
* generic/tclExecute.c: Patch from Miguel Sofer to correct the
alignment of memory allocated by GrowEvaluationStack(). [Bug 1914503]
Diffstat (limited to 'generic/tclExecute.c')
| -rw-r--r-- | generic/tclExecute.c | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/generic/tclExecute.c b/generic/tclExecute.c index 10be147..31df1a7 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 1.367 2008/03/10 14:34:26 dgp Exp $ + * RCS: @(#) $Id: tclExecute.c,v 1.368 2008/03/18 17:58:30 dgp Exp $ */ #include "tclInt.h" @@ -862,16 +862,9 @@ static inline int OFFSET( Tcl_Obj **markerPtr) { - /* - * Note that we are only interested in the low bits of the address, so - * that the fact that PTR2INT may lose the high bits is irrelevant. - */ - - int mask, base, new; - - mask = WALLOCALIGN-1; - base = (PTR2INT(markerPtr) & mask); - new = ((base + 1) + mask) & ~mask; + int mask = TCL_ALLOCALIGN-1; + int base = PTR2INT(markerPtr) & 0xFFFFFF; + int new = (base + TCL_ALLOCALIGN) & ~mask; return (new - base); } |