diff options
Diffstat (limited to 'src/expr.c')
-rw-r--r-- | src/expr.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/expr.c b/src/expr.c index e5549140f..a3d42ff4c 100644 --- a/src/expr.c +++ b/src/expr.c @@ -316,6 +316,9 @@ toarith (v) case string: i = 0; cp = v->u.s; + /* Don't interpret the empty string as an integer. */ + if (*cp == 0) + return 0; neg = (*cp == '-'); if (neg) cp++; |