Build tested on powerpc64-unknown-linux-gnu X microblaze-elf .
Committed as obvious.
2012-10-31 Joern Rennecke <joern.renne...@embecosm.com>
* lra-constraints.c (choose_split_class): Add ATTRIBUTE_UNUSED to
hard_reg_class.
Index: lra-constraints.c
===================================================================
--- lra-constraints.c (revision 192994)
+++ lra-constraints.c (working copy)
@@ -3852,7 +3852,8 @@
#else
int i;
enum reg_class cl, best_cl = NO_REGS;
- enum reg_class hard_reg_class = REGNO_REG_CLASS (hard_regno);
+ enum reg_class hard_reg_class ATTRIBUTE_UNUSED
+ = REGNO_REG_CLASS (hard_regno);
if (! SECONDARY_MEMORY_NEEDED (allocno_class, allocno_class, mode)
&& TEST_HARD_REG_BIT (reg_class_contents[allocno_class], hard_regno))
