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| author | jan.nijtmans <nijtmans@users.sourceforge.net> | 2014-01-31 09:13:13 (GMT) |
|---|---|---|
| committer | jan.nijtmans <nijtmans@users.sourceforge.net> | 2014-01-31 09:13:13 (GMT) |
| commit | b4b95b976a89e0af53c6f50373053e40a779adbd (patch) | |
| tree | 3d0294109081f1c1390217f433cbdfda0304662f | |
| parent | 2c00f457ae3e80cc8d352c8cc08118f619f52562 (diff) | |
| download | tcl-b4b95b976a89e0af53c6f50373053e40a779adbd.zip tcl-b4b95b976a89e0af53c6f50373053e40a779adbd.tar.gz tcl-b4b95b976a89e0af53c6f50373053e40a779adbd.tar.bz2 | |
Fix [4b3b7a3082]: tcl8.5.15/generic/tclExecute.c:7713: array index before sanity check ?
| -rw-r--r-- | generic/tclExecute.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/generic/tclExecute.c b/generic/tclExecute.c index e657828..2e396e8 100644 --- a/generic/tclExecute.c +++ b/generic/tclExecute.c @@ -73,7 +73,7 @@ int tclTraceExec = 0; * disjoint for backward-compatability reasons. */ -static const char *operatorStrings[] = { +static const char *const operatorStrings[] = { "||", "&&", "|", "^", "&", "==", "!=", "<", ">", "<=", ">=", "<<", ">>", "+", "-", "*", "/", "%", "+", "-", "~", "!", "BUILTIN FUNCTION", "FUNCTION", @@ -86,7 +86,7 @@ static const char *operatorStrings[] = { */ #ifdef TCL_COMPILE_DEBUG -static const char *resultStrings[] = { +static const char *const resultStrings[] = { "TCL_OK", "TCL_ERROR", "TCL_RETURN", "TCL_BREAK", "TCL_CONTINUE" }; #endif @@ -7710,10 +7710,12 @@ IllegalExprOperandType( ClientData ptr; int type; unsigned char opcode = *pc; - const char *description, *operator = operatorStrings[opcode - INST_LOR]; + const char *description, *operator = "unknown"; if (opcode == INST_EXPON) { operator = "**"; + } else if (opcode <= INST_STR_NEQ) { + operator = operatorStrings[opcode - INST_LOR]; } if (GetNumberFromObj(NULL, opndPtr, &ptr, &type) != TCL_OK) { |