提交 c7f52cdc 编写于 作者: J Jeremy Fitzhardinge

support multiple .discard.* sections to avoid section type conflicts

gcc 4.4.4 will complain if you use a .discard section for both text and
data ("causes a section type conflict").  Add support for ".discard.*"
sections, and use .discard.text for a dummy function in the x86
RESERVE_BRK() macro.
Signed-off-by: NJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
上级 b43275d6
......@@ -82,7 +82,7 @@ void *extend_brk(size_t size, size_t align);
* executable.)
*/
#define RESERVE_BRK(name,sz) \
static void __section(.discard) __used \
static void __section(.discard.text) __used \
__brk_reservation_fn_##name##__(void) { \
asm volatile ( \
".pushsection .brk_reservation,\"aw\",@nobits;" \
......
......@@ -643,6 +643,7 @@
EXIT_DATA \
EXIT_CALL \
*(.discard) \
*(.discard.*) \
}
/**
......
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