[ia64] [PR target/57491] internal compiler error: in ia64_split_tmode -O2, quadmath

[Jeff Law]

On 11/15/13 09:47, Kirill Yukhin wrote:
> Hello,
> On 15 Nov 17:11, Kirill Yukhin wrote:
>> On 15 Nov 16:55, Kirill Yukhin wrote:
>>> Bootstrap (with Ada) is still in progress.
>>
>> Passed for me (seems here is no Jeff's patch)
> On recent trunk with patch applied, I've got:
> /export/users/kyukhin/gcc/git/gcc/gcc/ada/gcc-interface/decl.c: In function 'tree_node* elaborate_expression_1(tree, \
> Entity_Id, tree, bool, bool)':
> /export/users/kyukhin/gcc/git/gcc/gcc/ada/gcc-interface/decl.c:6303:1: error: fallthru edge after unconditional jump \
> in bb 10
>   }
>   ^
> /export/users/kyukhin/gcc/git/gcc/gcc/ada/gcc-interface/decl.c:6303:1: error: wrong number of branch edges after unco\
> nditional jump in bb 10
> /export/users/kyukhin/gcc/git/gcc/gcc/ada/gcc-interface/decl.c:6303:1: error: verify_flow_info: Incorrect fallthru 10\
> ->12
> /export/users/kyukhin/gcc/git/gcc/gcc/ada/gcc-interface/decl.c:6303:1: error: wrong insn in the fallthru edge
> (barrier 683 682 112)
> /export/users/kyukhin/gcc/git/gcc/gcc/ada/gcc-interface/decl.c:6303:1: internal compiler error: in rtl_verify_fallthr\
> u, at cfgrtl.c:2854
> 0x40000000015fee1f _fatal_insn(char const*, rtx_def const*, char const*, int, char const*)
>          /export/users/kyukhin/gcc/git/gcc/gcc/rtl-error.c:109
> Please submit a full bug report,
>
> Seems like not connected to split TF/TI mode...
Right, that's the bug in ifcvt.c.  I posted a patch late last night...

jeff