mirror of
https://github.com/crosstool-ng/crosstool-ng.git
synced 2024-12-19 12:57:53 +00:00
f8d4ce3d0e
Then use this script to check that all packages can be extracted and patched. Signed-off-by: Alexey Neyman <stilor@att.net>
56 lines
1.9 KiB
Diff
56 lines
1.9 KiB
Diff
revert cfi additions to clone on i386/x86_64 to workaround problems in
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gcc's unwinder code. this is not a bug in glibc, it triggers problems
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elsewhere. this cfi code does not gain us a whole lot anyways.
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http://gcc.gnu.org/ml/gcc/2006-12/msg00293.html
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Index: sysdeps/unix/sysv/linux/i386/clone.S
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===================================================================
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RCS file: /cvs/glibc/libc/sysdeps/unix/sysv/linux/i386/clone.S,v
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retrieving revision 1.27
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retrieving revision 1.26
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diff -u -p -r1.27 -r1.26
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diff -durN glibc-2.13.orig/sysdeps/unix/sysv/linux/i386/clone.S glibc-2.13/sysdeps/unix/sysv/linux/i386/clone.S
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--- glibc-2.13.orig/sysdeps/unix/sysv/linux/i386/clone.S 2006-12-04 00:12:36.000000000 +0100
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+++ glibc-2.13/sysdeps/unix/sysv/linux/i386/clone.S 2009-11-13 00:49:45.000000000 +0100
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@@ -120,9 +120,6 @@
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ret
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L(thread_start):
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- cfi_startproc;
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- /* Clearing frame pointer is insufficient, use CFI. */
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- cfi_undefined (eip);
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/* Note: %esi is zero. */
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movl %esi,%ebp /* terminate the stack frame */
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#ifdef RESET_PID
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@@ -155,7 +152,6 @@
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jmp L(haspid)
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.previous
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#endif
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- cfi_endproc;
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cfi_startproc
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PSEUDO_END (BP_SYM (__clone))
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diff -durN glibc-2.13.orig/sysdeps/unix/sysv/linux/x86_64/clone.S glibc-2.13/sysdeps/unix/sysv/linux/x86_64/clone.S
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--- glibc-2.13.orig/sysdeps/unix/sysv/linux/x86_64/clone.S 2006-12-04 00:12:36.000000000 +0100
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+++ glibc-2.13/sysdeps/unix/sysv/linux/x86_64/clone.S 2009-11-13 00:49:45.000000000 +0100
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@@ -89,9 +89,6 @@
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ret
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L(thread_start):
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- cfi_startproc;
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- /* Clearing frame pointer is insufficient, use CFI. */
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- cfi_undefined (rip);
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/* Clear the frame pointer. The ABI suggests this be done, to mark
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the outermost frame obviously. */
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xorl %ebp, %ebp
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@@ -116,7 +113,6 @@
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/* Call exit with return value from function call. */
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movq %rax, %rdi
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call HIDDEN_JUMPTARGET (_exit)
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- cfi_endproc;
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cfi_startproc;
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PSEUDO_END (BP_SYM (__clone))
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