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-rw-r--r--Src/math.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/Src/math.c b/Src/math.c
index 755026b6c..17796f244 100644
--- a/Src/math.c
+++ b/Src/math.c
@@ -497,7 +497,7 @@ pop(int noget)
if (mv->val.type == MN_UNSET && !noget)
mv->val = getnparam(mv->lval);
sp--;
- return mv->val;
+ return errflag ? zero_mnumber : mv->val;
}
/**/
@@ -630,6 +630,8 @@ op(int what)
DPUTS(sp < 1, "BUG: math: not enough wallabies in outback.");
b = pop(0);
a = pop(what == EQ);
+ if (errflag)
+ return;
if (tp & (OP_A2IO|OP_E2IO)) {
/* coerce to integers */
@@ -856,6 +858,8 @@ op(int what)
c = pop(0);
b = pop(0);
a = pop(0);
+ if (errflag)
+ return;
/* b and c can stay different types in this case. */
push(((a.type & MN_FLOAT) ? a.u.d : a.u.l) ? b : c, NULL, 0);
break;