backend: fix edgecases where imm32 immediate overflows

1 files changed, 1 insertions, 0 deletions

diff --git a/ir/fold.c b/ir/fold.c
index 321797b..c87ca4d 100644
--- a/ir/fold.c
+++ b/ir/fold.c
@@ -49,6 +49,7 @@ foldint(enum op op, enum irclass k, union ref lr, union ref rr)
    case Ougte: x = l.u >= r.u; break;
    default: assert(0);
    }
+   if (cls2siz[k] < 8) x = (int)x;
    return mkintcon(k, x);
 }