Remove unused RTLSYM.NEWARRAYMTX (dlang#21011)

Author: nybzmr

compiler/src/dmd/backend/drtlsym.d

@@ -109,7 +109,6 @@ Symbol* getRtlsym(RTLSYM i) @trusted
         case RTLSYM.NEWARRAYIT:             symbolz(ps,FL.func,FREGSAVED,"_d_newarrayiT", 0, t); break;
         case RTLSYM.NEWITEMT:               symbolz(ps,FL.func,FREGSAVED,"_d_newitemT", 0, t); break;
         case RTLSYM.NEWITEMIT:              symbolz(ps,FL.func,FREGSAVED,"_d_newitemiT", 0, t); break;
-        case RTLSYM.NEWARRAYMTX:            symbolz(ps,FL.func,FREGSAVED,"_d_newarraymTX", 0, t); break;
         case RTLSYM.NEWARRAYMITX:           symbolz(ps,FL.func,FREGSAVED,"_d_newarraymiTX", 0, t); break;
         case RTLSYM.ARRAYLITERALTX:         symbolz(ps,FL.func,FREGSAVED,"_d_arrayliteralTX", 0, t); break;
         case RTLSYM.ASSOCARRAYLITERALTX:    symbolz(ps,FL.func,FREGSAVED,"_d_assocarrayliteralTX", 0, t); break;

compiler/src/dmd/e2ir.d

@@ -331,7 +331,6 @@ void toTraceGC(ref IRState irs, elem* e, Loc loc)
         [ RTLSYM.NEWITEMIT, RTLSYM.TRACENEWITEMIT ],
         [ RTLSYM.NEWARRAYT, RTLSYM.TRACENEWARRAYT ],
         [ RTLSYM.NEWARRAYIT, RTLSYM.TRACENEWARRAYIT ],
-        [ RTLSYM.NEWARRAYMTX, RTLSYM.TRACENEWARRAYMTX ],
         [ RTLSYM.NEWARRAYMITX, RTLSYM.TRACENEWARRAYMITX ],
 
         [ RTLSYM.CALLFINALIZER, RTLSYM.TRACECALLFINALIZER ],