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From ace889170837e550871cf0d33f88ba2470c7d834 Mon Sep 17 00:00:00 2001
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From: Alan Modra <amodra@gmail.com>
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Date: Thu, 28 Mar 2013 12:16:28 -0500
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Subject: [PATCH 22/42] PowerPC: .eh_frame info in crt1.o isn't useful and
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triggers gold bug 14675.
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The .eh_frame info in crt1.o isn't useful and this patch prevents it from
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being generated on PowerPC. It triggers the following gold bug:
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http://sourceware.org/bugzilla/show_bug.cgi?id=14675
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(cherry picked from commit b0f1246ab45b6d27e2bba64aa8dfe407ac740537)
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---
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sysdeps/powerpc/powerpc32/start.S | 7 +++++++
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sysdeps/powerpc/powerpc64/start.S | 7 +++++++
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3 files changed, 21 insertions(+)
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diff --git a/sysdeps/powerpc/powerpc32/start.S b/sysdeps/powerpc/powerpc32/start.S
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index 4935e64..2e454c0 100644
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--- a/sysdeps/powerpc/powerpc32/start.S
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+++ b/sysdeps/powerpc/powerpc32/start.S
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@@ -37,6 +37,13 @@
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#include <sysdep.h>
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#include "bp-sym.h"
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+/* We do not want .eh_frame info for crt1.o since crt1.o is linked
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+ before crtbegin.o, the file defining __EH_FRAME_BEGIN__. */
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+#undef cfi_startproc
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+#define cfi_startproc
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+#undef cfi_endproc
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+#define cfi_endproc
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+
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/* These are the various addresses we require. */
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#ifdef PIC
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.section ".data"
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diff --git a/sysdeps/powerpc/powerpc64/start.S b/sysdeps/powerpc/powerpc64/start.S
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index d9c92d1..aadaf0f 100644
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--- a/sysdeps/powerpc/powerpc64/start.S
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+++ b/sysdeps/powerpc/powerpc64/start.S
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@@ -37,6 +37,13 @@
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#include <sysdep.h>
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#include "bp-sym.h"
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+/* We do not want .eh_frame info for crt1.o since crt1.o is linked
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+ before crtbegin.o, the file defining __EH_FRAME_BEGIN__. */
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+#undef cfi_startproc
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+#define cfi_startproc
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+#undef cfi_endproc
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+#define cfi_endproc
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+
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/* These are the various addresses we require. */
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#ifdef PIC
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.section ".data.rel.ro.local","aw"
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--
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1.7.11.7
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