http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57586

--- Comment #4 from jgreenhalgh at gcc dot gnu.org ---
Created attachment 30293
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30293&action=edit
Less reduced failing testcase

Yes, the same thing happens for packed versions of those structs. Perhaps the
attached, less-reduced, version of the testcase will make the issue more clear.
This expanded testcase fails with the same error and ICE:

../build-arm-none-eabi/install/bin/arm-none-eabi-gcc
../testcases/pr-less-reduced.c -O1 -Wall
../testcases/pr-less-reduced.c: In function 'inet_rtm_getroute':
../testcases/pr-less-reduced.c:22:3: error: output number 0 not directly
addressable
   __asm__ __volatile__(""
   ^
../testcases/pr-less-reduced.c:22:3: internal compiler error: in
expand_asm_operands, at stmt.c:910
0x8c1be8 expand_asm_operands
    /work/oban-dev/src/gcc/gcc/stmt.c:910
0x8c28a7 expand_asm_stmt(gimple_statement_d*)
    /work/oban-dev/src/gcc/gcc/stmt.c:1151
0x5dfe5f expand_gimple_stmt_1
    /work/oban-dev/src/gcc/gcc/cfgexpand.c:2154
0x5dfe5f expand_gimple_stmt
    /work/oban-dev/src/gcc/gcc/cfgexpand.c:2309
0x5e1b69 expand_gimple_basic_block
    /work/oban-dev/src/gcc/gcc/cfgexpand.c:4143
0x5e4a33 gimple_expand_cfg
    /work/oban-dev/src/gcc/gcc/cfgexpand.c:4662
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.

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