Check for RPN stack overflow in linker
#include "link/mylink.h"
#include "link/symbol.h"
+#define RPN_STACK_SIZE 256
+
static struct sSection *pCurrentSection;
-static int32_t rpnstack[256];
+static int32_t rpnstack[RPN_STACK_SIZE];
static int32_t rpnp;
int32_t nPC;
static void rpnpush(int32_t i)
{
+ if (rpnp >= RPN_STACK_SIZE)
+ errx(1, "RPN stack overflow");
+
rpnstack[rpnp] = i;
rpnp++;
}
