30 lines
1.0 KiB
Diff
30 lines
1.0 KiB
Diff
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From 11ad0bafbf137a874f88ac810520acb90fa9a990 Mon Sep 17 00:00:00 2001
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From: Bo Yang <boyang@suse.com>
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Date: Wed, 20 Mar 2013 16:34:17 +0800
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Subject: [PATCH] [build] Avoid strict-aliasing warning for gcc 4.3
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Signed-off-by: Bo Yang <boyang@suse.com>
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Signed-off-by: Michael Brown <mcb30@ipxe.org>
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---
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src/arch/i386/include/bits/byteswap.h | 4 ++--
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1 files changed, 2 insertions(+), 2 deletions(-)
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diff --git a/roms/ipxe/src/arch/i386/include/bits/byteswap.h b/roms/ipxe/src/arch/i386/include/bits/byteswap.h
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index f3d30a2..0d9cb96 100644
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--- a/roms/ipxe/src/arch/i386/include/bits/byteswap.h
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+++ b/roms/ipxe/src/arch/i386/include/bits/byteswap.h
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@@ -53,8 +53,8 @@ __bswap_variable_64 ( uint64_t x ) {
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static inline __attribute__ (( always_inline )) void
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__bswap_64s ( uint64_t *x ) {
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struct {
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- uint32_t low;
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- uint32_t high;
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+ uint32_t __attribute__ (( may_alias )) low;
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+ uint32_t __attribute__ (( may_alias )) high;
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} __attribute__ (( may_alias )) *dwords = ( ( void * ) x );
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uint32_t discard;
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--
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1.7.7
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