BUILD: plock: remove dead code that causes a warning in gcc 11
As Ilya reported in issue #998, gcc 11 complains about misleading code
indentation which is in fact caused by dead assignments to zero after
a loop which stops on zero. Let's clean both of these.
diff --git a/include/import/plock.h b/include/import/plock.h
index 22244c5..058cc18 100644
--- a/include/import/plock.h
+++ b/include/import/plock.h
@@ -233,7 +233,6 @@
while (__pl_r) \
__pl_r = pl_deref_long(lock) - \
(PLOCK64_WL_1 | PLOCK64_SL_1 | PLOCK64_RL_1); \
- __pl_r = 0; \
} \
} \
!__pl_r; /* return value */ \
@@ -251,7 +250,6 @@
while (__pl_r) \
__pl_r = pl_deref_int(lock) - \
(PLOCK32_WL_1 | PLOCK32_SL_1 | PLOCK32_RL_1); \
- __pl_r = 0; \
} \
} \
!__pl_r; /* return value */ \