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| author | Kevin B Kenny <kennykb@acm.org> | 2005-08-05 19:19:01 (GMT) |
|---|---|---|
| committer | Kevin B Kenny <kennykb@acm.org> | 2005-08-05 19:19:01 (GMT) |
| commit | 67c0945cef73efba280dda5e10e75f8f740ca1ae (patch) | |
| tree | d5cde9c6342d799dd709df022d80ecd665932579 /generic | |
| parent | 2af5fccf013d0106280ab267b33a07945bcfb272 (diff) | |
| download | tcl-67c0945cef73efba280dda5e10e75f8f740ca1ae.zip tcl-67c0945cef73efba280dda5e10e75f8f740ca1ae.tar.gz tcl-67c0945cef73efba280dda5e10e75f8f740ca1ae.tar.bz2 | |
fix abs(MIN_INT) [Bug 1241572]
Diffstat (limited to 'generic')
| -rw-r--r-- | generic/tclExecute.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/generic/tclExecute.c b/generic/tclExecute.c index 2809466..82aaf62 100644 --- a/generic/tclExecute.c +++ b/generic/tclExecute.c @@ -11,7 +11,7 @@ * 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 1.94.2.12 2005/04/05 16:40:11 dgp Exp $ + * RCS: @(#) $Id: tclExecute.c,v 1.94.2.13 2005/08/05 19:19:11 kennykb Exp $ */ #include "tclInt.h" @@ -5077,13 +5077,23 @@ ExprAbsFunc(interp, eePtr, clientData) if (i < 0) { iResult = -i; if (iResult < 0) { - Tcl_ResetResult(interp); - Tcl_AppendToObj(Tcl_GetObjResult(interp), - "integer value too large to represent", -1); +#ifdef TCL_WIDE_INT_IS_LONG + Tcl_SetObjResult(interp, Tcl_NewStringObj( + "integer value too large to represent", -1)); Tcl_SetErrorCode(interp, "ARITH", "IOVERFLOW", "integer value too large to represent", (char *) NULL); result = TCL_ERROR; goto done; +#else + /* + * Special case: abs(MIN_INT) must promote to wide. + */ + + PUSH_OBJECT( Tcl_NewWideIntObj(-(Tcl_WideInt) i) ); + result = TCL_OK; + goto done; +#endif + } } else { iResult = i; |