diff --git a/dlls/msvcp90/misc.c b/dlls/msvcp90/misc.c index 45d242066c2..20df187f669 100644 --- a/dlls/msvcp90/misc.c +++ b/dlls/msvcp90/misc.c @@ -1987,8 +1987,22 @@ DEFINE_THISCALL_WRAPPER(_Concurrent_vector_base_v4__Internal_clear, 8) MSVCP_size_t __thiscall _Concurrent_vector_base_v4__Internal_clear( _Concurrent_vector_base_v4 *this, void (__cdecl *clear)(void*, MSVCP_size_t)) { - FIXME("(%p %p) stub\n", this, clear); - return 0; + MSVCP_size_t seg_no, elems; + int i; + + TRACE("(%p %p)\n", this, clear); + + seg_no = this->early_size ? _vector_base_v4__Segment_index_of(this->early_size) + 1 : 0; + for(i = seg_no - 1; i >= 0; i--) { + elems = this->early_size - (1 << i & ~1); + clear(this->segment[i], elems); + this->early_size -= elems; + } + while(seg_no < (this->segment == this->storage ? STORAGE_SIZE : SEGMENT_SIZE)) { + if(!this->segment[seg_no]) break; + seg_no++; + } + return seg_no; } /* ?_Internal_compact@_Concurrent_vector_base_v4@details@Concurrency@@IAEPAXIPAXP6AX0I@ZP6AX0PBXI@Z@Z */