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Reported by Antti Hatala <ahatala@nvidia.com>. 

* arm-tdep.c (thumb_get_next_pc): Limit check to IT instructions
	correctly.
This commit is contained in:
Daniel Jacobowitz 2009-10-28 20:17:36 +00:00
parent 875cdfbb54
commit 5fed8c4358
2 changed files with 8 additions and 1 deletions
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7
gdb/ChangeLog
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@ -1,3 +1,10 @@
2009-10-28 Daniel Jacobowitz <dan@codesourcery.com>
Reported by Antti Hatala <ahatala@nvidia.com>.
* arm-tdep.c (thumb_get_next_pc): Limit check to IT instructions
correctly.
2009-10-28 Pedro Alves <pedro@codesourcery.com>
* dwarf2-frame.c (dwarf2_build_frame_info): Discard --gc-section

2
gdb/arm-tdep.c
View File

@ -2284,7 +2284,7 @@ thumb_get_next_pc (struct frame_info *frame, CORE_ADDR pc)
/* On GNU/Linux, where this routine is used, we use an undefined
instruction as a breakpoint. Unlike BKPT, IT can disable execution
of the undefined instruction. So we might miss the breakpoint! */
if ((inst1 & 0xff00) == 0xbf00 || (it & 0x0f))
if (((inst1 & 0xff00) == 0xbf00 && (inst1 & 0x000f) != 0) || (it & 0x0f))
error (_("Stepping through Thumb-2 IT blocks is not yet supported"));
if (it & 0x0f)