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authorJoseph Myers <joseph@codesourcery.com>2018-01-17 13:31:47 +0000
committerJoseph Myers <joseph@codesourcery.com>2018-01-17 13:31:47 +0000
commit1eeddc5854b9fdf5b909821fa53e08fbb9bbfc0a (patch)
tree25fb04836b51f705ea46a5a2cad8e6830e47e96b /sysdeps/hppa
parent207a72e2988c6d6343f50fe0128eb4fc4edfdd15 (diff)
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Fix backtrace for hppa (bug 22719).
The only architecture in glibc that uses the generic debug/backtrace.c
is hppa.  The debug/tst-backtrace* tests fail for hppa, so in fact the
generic debug/backtrace.c is not functional anywhere.  Instead, the
x86_64 version is a reasonably generic version that uses
_Unwind_Backtrace from libgcc to backtrace using unwind info, and is
used by several architectures.  This patch adds hppa to the
architectures using it (leaving open the possibility of a subsequent
cleanup for 2.28 of moving the x86_64 version to debug/backtrace.c,
and removing all the frame.h files that are now unused).

Reported by Adhemerval in
<https://sourceware.org/ml/libc-alpha/2018-01/msg00564.html> that this
does fix the backtrace test failures for hppa.

	[BZ #22719]
	* sysdeps/hppa/backtrace.c: New file.
Diffstat (limited to 'sysdeps/hppa')
-rw-r--r--sysdeps/hppa/backtrace.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sysdeps/hppa/backtrace.c b/sysdeps/hppa/backtrace.c
new file mode 100644
index 0000000000..27ce597b39
--- /dev/null
+++ b/sysdeps/hppa/backtrace.c
@@ -0,0 +1 @@
+#include <sysdeps/x86_64/backtrace.c>