linux make gcc时报错 *** [gtype-desc.o] 错误 1
gtype-desc.c:7804: warning: unused variable `real_value*x'
gtype-desc.c:7803: warning: unused parameter `void*this_obj'
gtype-desc.c:7803: warning: unused parameter `void (*op)(void*, void*)'
gtype-desc.c:7803: warning: unused parameter `void*cookie'
gtype-desc.c: In function `void gt_ggc_ma_regno_reg_rtx(void*)':
gtype-desc.c:10270: warning: unused parameter `void*x_p'
gtype-desc.c: In function `void gt_pch_pa_regno_reg_rtx(void*, void*, void
(*)(void*, void*), void*)':
gtype-desc.c:10286: warning: unused parameter `void*x_p'
gtype-desc.c: In function `void gt_pch_na_regno_reg_rtx(void*)':
gtype-desc.c:10301: warning: unused parameter `void*x_p'
../../gcc-4.9.0/gcc/vec.h: In function `void gt_ggc_mx(vec<T, va_gc,
vl_embed>*) [with T = edge_def*]':
gtype-desc.c:849: instantiated from here
../../gcc-4.9.0/gcc/vec.h:1097: call of overloaded `gt_ggc_mx(edge_def*&)' is
ambiguous
../../gcc-4.9.0/gcc/vec.h:1095: candidates are: void gt_ggc_mx(T&) [with T =
edge_def*]
gtype-desc.c:855: void gt_ggc_mx(edge_def*&)
../../gcc-4.9.0/gcc/basic-block.h:63: void gt_ggc_mx(edge_def*)
../../gcc-4.9.0/gcc/vec.h: In function `void gt_pch_nx(vec<T, A, vl_embed>*)
[with T = edge_def*, A = va_gc]':
gtype-desc.c:3970: instantiated from here
../../gcc-4.9.0/gcc/vec.h:1117: call of overloaded `gt_pch_nx(edge_def*&)' is
ambiguous
../../gcc-4.9.0/gcc/vec.h:1115: candidates are: void gt_pch_nx(T&) [with T =
edge_def*, A = va_gc]
gtype-desc.c:3976: void gt_pch_nx(edge_def*&)
../../gcc-4.9.0/gcc/basic-block.h:64: void gt_pch_nx(edge_def*)
make[3]: *** [gtype-desc.o] 错误 1
make[3]: Leaving directory `/usr/src/gcc-build-4.9.0/gcc'
make[2]: *** [all-stage1-gcc] 错误 2
make[2]: Leaving directory `/usr/src/gcc-build-4.9.0'
make[1]: *** [stage1-bubble] 错误 2
make[1]: Leaving directory `/usr/src/gcc-build-4.9.0'
make: *** [all] 错误 2
弄了快一天了,还没弄好,求大神帮忙解决一下