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bug: stack overflow error must leave space on the stack for error function.

This commit is contained in:
Roberto Ierusalimschy 1995-10-09 15:45:59 -03:00
parent 1bb3fb73cc
commit 36a7fda014
1 changed files with 3 additions and 5 deletions
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8
opcode.c
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@ -3,7 +3,7 @@
** TecCGraf - PUC-Rio ** TecCGraf - PUC-Rio
*/ */
char *rcs_opcode="$Id: opcode.c,v 3.40 1995/10/04 14:20:26 roberto Exp roberto $"; char *rcs_opcode="$Id: opcode.c,v 3.41 1995/10/09 13:10:20 roberto Exp roberto $";
#include <setjmp.h> #include <setjmp.h>
#include <stdlib.h> #include <stdlib.h>
@ -91,13 +91,11 @@ static void growstack (void)
else else
{ {
Long maxstack = stackLimit - stack; Long maxstack = stackLimit - stack;
if (maxstack >= MAX_INT)
lua_error("stack size overflow");
maxstack *= 2; maxstack *= 2;
if (maxstack >= MAX_INT)
maxstack = MAX_INT;
stack = growvector(stack, maxstack, Object); stack = growvector(stack, maxstack, Object);
stackLimit = stack+maxstack; stackLimit = stack+maxstack;
if (maxstack >= MAX_WORD/2)
lua_error("stack size overflow");
} }
top = stack + t; top = stack + t;
} }