re PR middle-end/52047 ([trans-mem] ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2270) with -O -fgnu-tm -fprefetch-loop-arrays)

        PR middle-end/52047
        * trans-mem.c (expand_call_tm): Add an assertion.
        * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
        functions.

From-SVN: r183936