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-rw-r--r--generic/tclTomMathInterface.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/generic/tclTomMathInterface.c b/generic/tclTomMathInterface.c
index 55530ab..eb012e4 100644
--- a/generic/tclTomMathInterface.c
+++ b/generic/tclTomMathInterface.c
@@ -112,11 +112,12 @@ TclInitBignumFromWideInt(
Tcl_WideInt v) /* Initial value */
{
if (mp_init(a) != MP_OKAY) {
- Tcl_Panic("initialization failure in TclInitBignumFromWideInt");
+ wipanic:
+ Tcl_Panic("initialization failure in TclInitBignumFromWideInt");
}
if (v < (Tcl_WideInt)0) {
mp_set_ull(a, (Tcl_WideUInt)(-v));
- mp_neg(a, a);
+ if (mp_neg(a, a) != MP_OKAY) goto wipanic;
} else {
mp_set_ull(a, (Tcl_WideUInt)v);
}