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[buildrobot] AVR: Fix warning for unused argument

Message ID 20140506135250.GI31532@lug-owl.de
State New
Headers show

Commit Message

Jan-Benedict Glaw May 6, 2014, 1:52 p.m. UTC 
Hi!

This patch fixes a warning / leftover (from Feb 22) which I oversaw
too long in buildrobot's output. Committed as obvious.

g++ -c   -g -O2 -DIN_GCC  -DCROSS_DIRECTORY_STRUCTURE  -fno-exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual -Wmissing-format-attribute -Woverloaded-virtual -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -fno-common  -DHAVE_CONFIG_H -I. -I. -I/home/vaxbuild/repos/gcc/gcc -I/home/vaxbuild/repos/gcc/gcc/. -I/home/vaxbuild/repos/gcc/gcc/../include -I/home/vaxbuild/repos/gcc/gcc/../libcpp/include  -I/home/vaxbuild/repos/gcc/gcc/../libdecnumber -I/home/vaxbuild/repos/gcc/gcc/../libdecnumber/dpd -I../libdecnumber -I/home/vaxbuild/repos/gcc/gcc/../libbacktrace    -o avr.o -MT avr.o -MMD -MP -MF ./.deps/avr.TPo /home/vaxbuild/repos/gcc/gcc/config/avr/avr.c
/home/vaxbuild/repos/gcc/gcc/config/avr/avr.c:745:1: warning: unused parameter ‘from’ [-Wunused-parameter]
 avr_can_eliminate (const int from, const int to)
 ^


2014-05-06  Jan-Benedict Glaw  <jbglaw@lug-owl.de>

gcc/
	* config/avr/avr.c (avr_can_eliminate): Mark unused argument.
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Patch

diff --git a/gcc/config/avr/avr.c b/gcc/config/avr/avr.c
index be8c6fa..8935c15 100644
--- a/gcc/config/avr/avr.c
+++ b/gcc/config/avr/avr.c
@@ -742,7 +742,7 @@  avr_allocate_stack_slots_for_args (void)
 /* Return true if register FROM can be eliminated via register TO.  */
 
 static bool
-avr_can_eliminate (const int from, const int to)
+avr_can_eliminate (const int from ATTRIBUTE_UNUSED, const int to)
 {
   return ((frame_pointer_needed && to == FRAME_POINTER_REGNUM)
           || !frame_pointer_needed);