1; RUN: llc < %s -march=x86-64 -tailcallopt -fast-isel | not grep TAILCALL 2 3; Fast-isel shouldn't attempt to cope with tail calls. 4 5%0 = type { i64, i32, i8* } 6 7define fastcc i8* @"visit_array_aux<`Reference>"(%0 %arg, i32 %arg1) nounwind { 8fail: ; preds = %entry 9 %tmp20 = tail call fastcc i8* @"visit_array_aux<`Reference>"(%0 %arg, i32 undef) ; <i8*> [#uses=1] 10 ret i8* %tmp20 11} 12 13define i32 @foo() nounwind { 14entry: 15 %0 = tail call i32 (...)* @bar() nounwind ; <i32> [#uses=1] 16 ret i32 %0 17} 18 19declare i32 @bar(...) nounwind 20