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-rw-r--r--generic/tclBasic.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/generic/tclBasic.c b/generic/tclBasic.c
index a182139..3d16b70 100644
--- a/generic/tclBasic.c
+++ b/generic/tclBasic.c
@@ -7527,7 +7527,7 @@ ExprAbsFunc(
}
if (type == TCL_NUMBER_BIG) {
- if (mp_cmp_d((const mp_int *) ptr, 0) == MP_LT) {
+ if (mp_isneg((const mp_int *) ptr)) {
Tcl_GetBignumFromObj(NULL, objv[1], &big);
tooLarge:
mp_neg(&big, &big);