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authordkf <donal.k.fellows@manchester.ac.uk>2010-02-20 15:38:41 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2010-02-20 15:38:41 (GMT)
commit9f18dbce0e4a7064e46cf22f9950b5cb220f21a4 (patch)
tree6d7649371fc717ba4f740877429d3421f950ba55
parentb002c48616b88d022a6a2f60e976a02cd46eb356 (diff)
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Make [string length] compiler handle more trivial cases.
-rw-r--r--ChangeLog9
-rw-r--r--generic/tclCompCmds.c213
2 files changed, 112 insertions, 110 deletions
diff --git a/ChangeLog b/ChangeLog
index b0c90e6..5d01665 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,7 +1,12 @@
+2010-02-20 Donal K. Fellows <dkf@users.sf.net>
+
+ * generic/tclCompCmds.c (TclCompileStringLenCmd): Make [string length]
+ of a constant string be handled better (i.e., handle backslashes too).
+
2010-02-19 Stuart Cassoff <stwo@users.sourceforge.net>
- * tcl.m4: Correct compiler/linker flags
- for threaded builds on OpenBSD.
+ * tcl.m4: Correct compiler/linker flags for threaded builds on
+ OpenBSD.
* configure: (regenerated).
2010-02-19 Donal K. Fellows <dkf@users.sf.net>
diff --git a/generic/tclCompCmds.c b/generic/tclCompCmds.c
index 27b41a8..ba78ec3 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 1.163 2010/02/17 15:59:24 dkf Exp $
+ * RCS: @(#) $Id: tclCompCmds.c,v 1.164 2010/02/20 15:38:41 dkf Exp $
*/
#include "tclInt.h"
@@ -161,8 +161,8 @@ const AuxDataType tclDictUpdateInfoType = {
* Procedure called to compile the "append" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "append" command at
@@ -262,8 +262,8 @@ TclCompileAppendCmd(
* Procedure called to compile the "break" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "break" command at
@@ -301,8 +301,8 @@ TclCompileBreakCmd(
* Procedure called to compile the "catch" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "catch" command at
@@ -403,7 +403,7 @@ TclCompileCatchCmd(
* catching, a catch instruction that resets the stack to what it was
* before substituting the body, and then an instruction to eval the body.
* Care has to be taken to register the correct startOffset for the catch
- * range so that errors in the substitution are not catched [Bug 219184]
+ * range so that errors in the substitution are not caught. [Bug 219184]
*/
SetLineInformation(1);
@@ -507,8 +507,8 @@ TclCompileCatchCmd(
* Procedure called to compile the "continue" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "continue" command at
@@ -550,8 +550,8 @@ TclCompileContinueCmd(
* Functions called to compile "dict" sucommands.
*
* Results:
- * All return TCL_OK for a successful compile, and TCL_ERROR to defer
- * evaluation to runtime.
+ * All return TCL_OK for a successful compile, and TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "dict" subcommand at
@@ -1029,7 +1029,7 @@ TclCompileDictUpdateCmd(
duiPtr = (DictUpdateInfo *)
ckalloc(sizeof(DictUpdateInfo) + sizeof(int) * (numVars - 1));
duiPtr->length = numVars;
- keyTokenPtrs = (Tcl_Token **) TclStackAlloc(interp,
+ keyTokenPtrs = TclStackAlloc(interp,
sizeof(Tcl_Token *) * numVars);
tokenPtr = TokenAfter(dictVarTokenPtr);
@@ -1046,16 +1046,12 @@ TclCompileDictUpdateCmd(
tokenPtr = TokenAfter(tokenPtr);
if (tokenPtr->type != TCL_TOKEN_SIMPLE_WORD) {
- ckfree((char *) duiPtr);
- TclStackFree(interp, keyTokenPtrs);
- return TCL_ERROR;
+ goto failedUpdateInfoAssembly;
}
name = tokenPtr[1].start;
nameChars = tokenPtr[1].size;
if (!TclIsLocalScalar(name, nameChars)) {
- ckfree((char *) duiPtr);
- TclStackFree(interp, keyTokenPtrs);
- return TCL_ERROR;
+ goto failedUpdateInfoAssembly;
}
/*
@@ -1065,13 +1061,12 @@ TclCompileDictUpdateCmd(
duiPtr->varIndices[i] =
TclFindCompiledLocal(name, nameChars, 1, envPtr);
if (duiPtr->varIndices[i] < 0) {
- ckfree((char *) duiPtr);
- TclStackFree(interp, keyTokenPtrs);
- return TCL_ERROR;
+ goto failedUpdateInfoAssembly;
}
tokenPtr = TokenAfter(tokenPtr);
}
if (tokenPtr->type != TCL_TOKEN_SIMPLE_WORD) {
+ failedUpdateInfoAssembly:
ckfree((char *) duiPtr);
TclStackFree(interp, keyTokenPtrs);
return TCL_ERROR;
@@ -1316,8 +1311,8 @@ PrintDictUpdateInfo(
* Procedure called to compile the "error" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "error" command at
@@ -1361,8 +1356,8 @@ TclCompileErrorCmd(
* Procedure called to compile the "expr" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "expr" command at
@@ -1406,8 +1401,8 @@ TclCompileExprCmd(
* Procedure called to compile the "for" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "for" command at
@@ -1572,8 +1567,8 @@ TclCompileForCmd(
* Procedure called to compile the "foreach" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "foreach" command at
@@ -2036,8 +2031,8 @@ PrintForeachInfo(
* Procedure called to compile the "if" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "if" command at
@@ -2056,7 +2051,7 @@ TclCompileIfCmd(
CompileEnv *envPtr) /* Holds resulting instructions. */
{
JumpFixupArray jumpFalseFixupArray;
- /* Used to fix the ifFalse jump after each
+ /* Used to fix the ifFalse jump after each
* test when its target PC is determined. */
JumpFixupArray jumpEndFixupArray;
/* Used to fix the jump after each "then" body
@@ -2353,8 +2348,8 @@ TclCompileIfCmd(
* Procedure called to compile the "incr" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "incr" command at
@@ -2472,8 +2467,8 @@ TclCompileIncrCmd(
* Procedure called to compile the "lappend" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "lappend" command at
@@ -2581,8 +2576,8 @@ TclCompileLappendCmd(
* Procedure called to compile the "lassign" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "lassign" command at
@@ -2696,8 +2691,8 @@ TclCompileLassignCmd(
* Procedure called to compile the "lindex" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "lindex" command at
@@ -2779,7 +2774,7 @@ TclCompileLindexCmd(
if (numWords == 3) {
TclEmitOpcode(INST_LIST_INDEX, envPtr);
} else {
- TclEmitInstInt4(INST_LIST_INDEX_MULTI, numWords-1, envPtr);
+ TclEmitInstInt4(INST_LIST_INDEX_MULTI, numWords-1, envPtr);
}
return TCL_OK;
@@ -2793,8 +2788,8 @@ TclCompileLindexCmd(
* Procedure called to compile the "list" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "list" command at
@@ -2857,8 +2852,8 @@ TclCompileListCmd(
* Procedure called to compile the "llength" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "llength" command at
@@ -2897,8 +2892,8 @@ TclCompileLlengthCmd(
* Procedure called to compile the "lset" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "lset" command at
@@ -3076,8 +3071,8 @@ TclCompileLsetCmd(
* Procedure called to compile the "regexp" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "regexp" command at
@@ -3241,8 +3236,8 @@ TclCompileRegexpCmd(
* Procedure called to compile the "return" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "return" command at
@@ -3297,8 +3292,7 @@ TclCompileReturnCmd(
* Allocate some working space.
*/
- objv = (Tcl_Obj **) TclStackAlloc(interp,
- numOptionWords * sizeof(Tcl_Obj *));
+ objv = TclStackAlloc(interp, numOptionWords * sizeof(Tcl_Obj *));
/*
* Scan through the return options. If any are unknown at compile time,
@@ -3436,8 +3430,8 @@ TclCompileSyntaxError(
* Procedure called to compile the "set" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "set" command at
@@ -3535,8 +3529,8 @@ TclCompileSetCmd(
* "string compare" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "string compare"
@@ -3586,8 +3580,8 @@ TclCompileStringCmpCmd(
* "string equal" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "string equal" command
@@ -3637,8 +3631,8 @@ TclCompileStringEqualCmd(
* "string index" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "string index" command
@@ -3684,8 +3678,8 @@ TclCompileStringIndexCmd(
* "string match" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "string match" command
@@ -3784,8 +3778,8 @@ TclCompileStringMatchCmd(
* "string length" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "string length"
@@ -3805,20 +3799,23 @@ TclCompileStringLenCmd(
{
DefineLineInformation; /* TIP #280 */
Tcl_Token *tokenPtr;
+ Tcl_Obj *objPtr;
if (parsePtr->numWords != 2) {
return TCL_ERROR;
}
tokenPtr = TokenAfter(parsePtr->tokenPtr);
- if (tokenPtr->type == TCL_TOKEN_SIMPLE_WORD) {
+ TclNewObj(objPtr);
+ if (TclWordKnownAtCompileTime(tokenPtr, objPtr)) {
/*
- * Here someone is asking for the length of a static string. Just push
- * the actual character (not byte) length.
+ * Here someone is asking for the length of a static string (or
+ * something with backslashes). Just push the actual character (not
+ * byte) length.
*/
char buf[TCL_INTEGER_SPACE];
- int len = Tcl_NumUtfChars(tokenPtr[1].start, tokenPtr[1].size);
+ int len = Tcl_GetCharLength(objPtr);
len = sprintf(buf, "%d", len);
PushLiteral(envPtr, buf, len);
@@ -3827,6 +3824,7 @@ TclCompileStringLenCmd(
CompileTokens(envPtr, tokenPtr, interp);
TclEmitOpcode(INST_STR_LEN, envPtr);
}
+ TclDecrRefCount(objPtr);
return TCL_OK;
}
@@ -3838,10 +3836,10 @@ TclCompileStringLenCmd(
* Procedure called to compile the "subst" command.
*
* Results:
- * Returns TCL_OK for successful compile, or TCL_ERROR to defer
- * evaluation to runtime (either when it is too complex to get the
- * semantics right, or when we know for sure that it is an error but need
- * the error to happen at the right time).
+ * Returns TCL_OK for successful compile, or TCL_ERROR to defer
+ * evaluation to runtime (either when it is too complex to get the
+ * semantics right, or when we know for sure that it is an error but need
+ * the error to happen at the right time).
*
* Side effects:
* Instructions are added to envPtr to execute the "subst" command at
@@ -3891,7 +3889,7 @@ TclCompileSubstCmd(
*/
/* TODO: Figure out expansion to cover WordKnownAtCompileTime
- * The difficulty is that WKACT makes a copy, and if TclSubstParse
+ * The difficulty is that WKACT makes a copy, and if TclSubstParse
* below parses the copy of the original source string, some deep
* parts of the compile machinery get upset. They want all pointers
* stored in Tcl_Tokens to point back to the same original string.
@@ -4127,10 +4125,10 @@ TclSubstCompile(
* Procedure called to compile the "switch" command.
*
* Results:
- * Returns TCL_OK for successful compile, or TCL_ERROR to defer
- * evaluation to runtime (either when it is too complex to get the
- * semantics right, or when we know for sure that it is an error but need
- * the error to happen at the right time).
+ * Returns TCL_OK for successful compile, or TCL_ERROR to defer
+ * evaluation to runtime (either when it is too complex to get the
+ * semantics right, or when we know for sure that it is an error but need
+ * the error to happen at the right time).
*
* Side effects:
* Instructions are added to envPtr to execute the "switch" command at
@@ -5069,8 +5067,8 @@ PrintJumptableInfo(
* Procedure called to compile the "try" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "try" command at
@@ -5697,8 +5695,8 @@ IssueTryFinallyInstructions(
* Procedure called to compile the "unset" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "unset" command at
@@ -5795,8 +5793,8 @@ TclCompileUnsetCmd(
* Procedure called to compile the "while" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "while" command at
@@ -5975,8 +5973,8 @@ TclCompileWhileCmd(
* necessary (append, lappend, set).
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "set" command at
@@ -6057,8 +6055,7 @@ PushVarName(
* assemble the corresponding token.
*/
- elemTokenPtr = (Tcl_Token *) TclStackAlloc(interp,
- sizeof(Tcl_Token));
+ elemTokenPtr = TclStackAlloc(interp, sizeof(Tcl_Token));
allocedTokens = 1;
elemTokenPtr->type = TCL_TOKEN_TEXT;
elemTokenPtr->start = elName;
@@ -6215,8 +6212,8 @@ PushVarName(
* Utility routine to compile the unary operator commands.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the compiled command at
@@ -6256,8 +6253,8 @@ CompileUnaryOpCmd(
* after substitutions are completed.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the compiled command at
@@ -6309,8 +6306,8 @@ CompileAssociativeBinaryOpCmd(
* accept exactly two arguments.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the compiled command at
@@ -6437,8 +6434,8 @@ CompileComparisonOpCmd(
* division, which are special.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the compiled command at
@@ -6797,7 +6794,7 @@ TclCompileDivOpCmd(
* is known at compile time, defines a corresponding local variable.
*
* Results:
- * Returns the variable's index in the table of compiled locals if the
+ * Returns the variable's index in the table of compiled locals if the
* tail is known at compile time, or -1 otherwise.
*
* Side effects:
@@ -6891,8 +6888,8 @@ IndexTailVarIfKnown(
* Procedure called to compile the "upvar" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "upvar" command at
@@ -7001,8 +6998,8 @@ TclCompileUpvarCmd(
* the subcommand "namespace upvar" is compiled to bytecodes.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "namespace upvar"
@@ -7092,8 +7089,8 @@ TclCompileNamespaceCmd(
* Procedure called to compile the "global" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "global" command at
@@ -7167,8 +7164,8 @@ TclCompileGlobalCmd(
* Procedure called to compile the "variable" command.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "variable" command at
@@ -7248,8 +7245,8 @@ TclCompileVariableCmd(
* Procedure called to compile the "info exists" subcommand.
*
* Results:
- * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
- * evaluation to runtime.
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
*
* Side effects:
* Instructions are added to envPtr to execute the "info exists"