Fixing Integer Overflow in nlopt_srand_time

diff --git a/api/general.c b/api/general.c
index 26af0d3b2576c2c4a6edd0cb59a57a3092f47d1e..672163d4e6899e897c49233fa5b9085e0111ec80 100644 (file)
--- a/api/general.c
+++ b/api/general.c
@@ -119,7 +119,7 @@ void NLOPT_STDCALL nlopt_srand(unsigned long seed) {
 }
 
 void NLOPT_STDCALL nlopt_srand_time(void) {
-     nlopt_srand(nlopt_time_seed() + my_gettid() * 314159);
+     nlopt_srand(nlopt_time_seed() + (unsigned long)my_gettid() * 314159);
 }
 
 void nlopt_srand_time_default(void) {