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1; RUN: llc -O0 -fast-isel -mtriple=x86_64-unknown-unknown < %s | FileCheck %s2 3; CHECK-NOT: retq4; CHECK: jmpq5 6define void @f(ptr %this) "disable-tail-calls"="true" {7 musttail call void %this(ptr %this)8 ret void9}10 1; RUN: llc -O0 -fast-isel -mtriple=x86_64-unknown-unknown < %s | FileCheck %s2 3; CHECK-NOT: retq4; CHECK: jmpq5 6define void @f(ptr %this) "disable-tail-calls"="true" {7 musttail call void %this(ptr %this)8 ret void9}10