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| author | dgp <dgp@users.sourceforge.net> | 2007-09-09 14:34:06 (GMT) |
|---|---|---|
| committer | dgp <dgp@users.sourceforge.net> | 2007-09-09 14:34:06 (GMT) |
| commit | 348e41c66d05f58ef37fb1307b90d49a09b112db (patch) | |
| tree | 6a0576f551f819707f1cc139472019ff6d8096ec /generic/tclCompCmds.c | |
| parent | 14632a9fcf8e523ae2abf3c2b5c661721835998d (diff) | |
| download | tcl-348e41c66d05f58ef37fb1307b90d49a09b112db.zip tcl-348e41c66d05f58ef37fb1307b90d49a09b112db.tar.gz tcl-348e41c66d05f58ef37fb1307b90d49a09b112db.tar.bz2 | |
* generic/tclCompCmds.c (TclCompilePowOpCmd): Make a separate
routine to compile ** to account for its different associativity.
Diffstat (limited to 'generic/tclCompCmds.c')
| -rw-r--r-- | generic/tclCompCmds.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/generic/tclCompCmds.c b/generic/tclCompCmds.c index 1991ffb..6e1a683 100644 --- a/generic/tclCompCmds.c +++ b/generic/tclCompCmds.c @@ -12,7 +12,7 @@ * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclCompCmds.c,v 1.116 2007/08/27 19:56:51 dgp Exp $ + * RCS: @(#) $Id: tclCompCmds.c,v 1.117 2007/09/09 14:34:08 dgp Exp $ */ #include "tclInt.h" @@ -5042,13 +5042,22 @@ TclCompilePowOpCmd( Tcl_Parse *parsePtr, CompileEnv *envPtr) { - /* - * The ** operator isn't associative, but the right to left calculation - * order of the called routine is correct. - */ + Tcl_Token *tokenPtr = parsePtr->tokenPtr; + DefineLineInformation; /* TIP #280 */ + int words; - return CompileAssociativeBinaryOpCmd(interp, parsePtr, "1", INST_EXPON, - envPtr); + for (words=1 ; words<parsePtr->numWords ; words++) { + tokenPtr = TokenAfter(tokenPtr); + CompileWord(envPtr, tokenPtr, interp, words); + } + if (parsePtr->numWords <= 2) { + PushLiteral(envPtr, "1", 1); + words++; + } + while (--words > 1) { + TclEmitOpcode(INST_EXPON, envPtr); + } + return TCL_OK; } int |