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| author | Alan Modra <amodra@gmail.com> | 2013-03-28 12:16:28 -0500 |
|---|---|---|
| committer | Ryan S. Arnold <rsa@linux.vnet.ibm.com> | 2013-07-25 15:32:35 -0500 |
| commit | ace889170837e550871cf0d33f88ba2470c7d834 (patch) | |
| tree | 117f7a10878a1c180d9b0cb85d535bf9768d6e16 | |
| parent | dad835a11f370afd2dae4bac554fa64fac5a8c6e (diff) | |
| download | glibc-ace889170837e550871cf0d33f88ba2470c7d834.tar.gz glibc-ace889170837e550871cf0d33f88ba2470c7d834.tar.xz glibc-ace889170837e550871cf0d33f88ba2470c7d834.zip | |
PowerPC: .eh_frame info in crt1.o isn't useful and triggers gold bug 14675.
The .eh_frame info in crt1.o isn't useful and this patch prevents it from being generated on PowerPC. It triggers the following gold bug: http://sourceware.org/bugzilla/show_bug.cgi?id=14675 (cherry picked from commit b0f1246ab45b6d27e2bba64aa8dfe407ac740537)
| -rw-r--r-- | ChangeLog | 7 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc32/start.S | 7 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/start.S | 7 |
3 files changed, 21 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog index 021665218b..3eee9be66e 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2013-03-28 Alan Modra <amodra@gmail.com> + + * sysdeps/powerpc/powerpc32/start.S (cfi_startproc, cfi_endproc): + Define as empty. + * sysdeps/powerpc/powerpc64/start.S (cfi_startproc, cfi_endproc): + Likewise. + 2013-03-25 Adhemerval Zanella <azanella@linux.vnet.ibm.com> * sysdeps/powerpc/fpu/s_llround.c: Fix libm ABI issue with missing diff --git a/sysdeps/powerpc/powerpc32/start.S b/sysdeps/powerpc/powerpc32/start.S index 4935e64976..2e454c0722 100644 --- a/sysdeps/powerpc/powerpc32/start.S +++ b/sysdeps/powerpc/powerpc32/start.S @@ -37,6 +37,13 @@ #include <sysdep.h> #include "bp-sym.h" +/* We do not want .eh_frame info for crt1.o since crt1.o is linked + before crtbegin.o, the file defining __EH_FRAME_BEGIN__. */ +#undef cfi_startproc +#define cfi_startproc +#undef cfi_endproc +#define cfi_endproc + /* These are the various addresses we require. */ #ifdef PIC .section ".data" diff --git a/sysdeps/powerpc/powerpc64/start.S b/sysdeps/powerpc/powerpc64/start.S index d9c92d139f..aadaf0fae8 100644 --- a/sysdeps/powerpc/powerpc64/start.S +++ b/sysdeps/powerpc/powerpc64/start.S @@ -37,6 +37,13 @@ #include <sysdep.h> #include "bp-sym.h" +/* We do not want .eh_frame info for crt1.o since crt1.o is linked + before crtbegin.o, the file defining __EH_FRAME_BEGIN__. */ +#undef cfi_startproc +#define cfi_startproc +#undef cfi_endproc +#define cfi_endproc + /* These are the various addresses we require. */ #ifdef PIC .section ".data.rel.ro.local","aw" |