https://gcc.gnu.org/bugzilla/show_bug.cgi?id=44976
Richard Biener changed:
What|Removed |Added
Known to work||10.1.0
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=44976
Jorn Wolfgang Rennecke changed:
What|Removed |Added
CC||amylaar at gcc dot gnu.org
---
--- Comment #2 from rguenth at gcc dot gnu dot org 2010-07-20 14:48 ---
t.c:6: note: reduction: not commutative/associative: sum_13 = (short int)
D.2726_12;
this is because
sum = (short)((int)sum + (int)a[i]);
cannot be folded to
sum = sum + a[i];
as that exposes new undefined o