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openwrt-xburst/toolchain/gcc/patches/4.2.3/903-avr32_fix_expanding_builtin_xchg.patch

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--- gcc-4.2.1.orig/gcc/config/avr32/avr32.c 2007-10-05 07:52:51.000000000 +0200
+++ gcc-4.2.1/gcc/config/avr32/avr32.c 2007-10-05 07:54:49.000000000 +0200
@@ -1388,7 +1388,8 @@ avr32_expand_builtin (tree exp,
op1 = copy_to_mode_reg (mode1, op1);
}
- op0 = gen_rtx_MEM (SImode, op0);
+ op0 = force_reg (GET_MODE (op0), op0);
+ op0 = gen_rtx_MEM (GET_MODE (op0), op0);
if (!(*insn_data[icode].operand[1].predicate) (op0, mode0))
{
error