; Linear scan does not currently coalesce any two variables that have | |
; overlapping live intervals. When two overlapping intervals have the same | |
; value, they can be joined though. | |
; | |
; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86 -regalloc=linearscan | \ | |
; RUN: not grep {mov %\[A-Z\]\\\{2,3\\\}, %\[A-Z\]\\\{2,3\\\}} | |
long %test(long %x) { | |
entry: | |
%tmp.1 = mul long %x, 4294967297 ; <long> [#uses=1] | |
ret long %tmp.1 | |
} |