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glibc-2.3.3-1478-g37582bc
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* Thu Nov 30 2006 Jakub Jelinek <jakub@redhat.com> 2.5.90-9
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- on ppc64 build __libc_start_main without unwind info,
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  as it breaks MD_FROB_UPDATE_CONTEXT (#217729, #217775; in the
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  future that could be fixable just by providing .cfi_undefined r2
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  in __libc_start_main instead)
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diff -Nrup a/sysdeps/powerpc/powerpc64/Makefile b/sysdeps/powerpc/powerpc64/Makefile
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--- a/sysdeps/powerpc/powerpc64/Makefile	2012-06-05 07:42:49.000000000 -0600
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+++ b/sysdeps/powerpc/powerpc64/Makefile	2012-06-07 12:15:21.828318633 -0600
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@@ -35,6 +35,8 @@ CFLAGS-rtld-memmove.os = $(no-special-re
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 CFLAGS-rtld-memchr.os = $(no-special-regs)
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 CFLAGS-rtld-strnlen.os = $(no-special-regs)
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+CFLAGS-libc-start.c += -fno-asynchronous-unwind-tables
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+
Siddhesh Poyarekar 1779ef
 ifeq ($(subdir),elf)
Siddhesh Poyarekar 1779ef
 # help gcc inline asm code from dl-machine.h
Siddhesh Poyarekar 1779ef
 +cflags += -finline-limit=2000