[Bug backtrace/10770] New: Hang on some CFI programs

["jan dot kratochvil at redhat dot com" <sourceware-bugzilla at sourceware dot org>]

The attached testcase contains all the known CFI OP_*s, written by Jakub Jelinek.

(gdb) b force_unwind
Breakpoint 1 at 0x400690: file cleanup-13.c, line 285.
(gdb) r
Starting program: .../cleanup-13 
Breakpoint 1, force_unwind () at cleanup-13.c:285
285	  struct _Unwind_Exception *exc = malloc (sizeof (*exc));
(gdb) bt
#0  force_unwind () at cleanup-13.c:285
#1  0x00000000004006ff in callme () at cleanup-13.c:306
<hang>

-- 
           Summary: Hang on some CFI programs
           Product: gdb
           Version: 7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: backtrace
        AssignedTo: unassigned at sourceware dot org
        ReportedBy: jan dot kratochvil at redhat dot com
                CC: gdb-prs at sourceware dot org
GCC target triplet: x86_64-unknown-linux-gnu


http://sourceware.org/bugzilla/show_bug.cgi?id=10770

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