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1; RUN: opt < %s -passes=globalopt -S | FileCheck %s2; PR365463 4; Check that musttail callee preserves its calling convention5 6define i32 @test(i32 %a) {7 ; CHECK: %ca = musttail call i32 @foo(i32 %a)8 %ca = musttail call i32 @foo(i32 %a)9 ret i32 %ca10}11 12; CHECK-LABEL: define internal i32 @foo(i32 %a)13define internal i32 @foo(i32 %a) {14 ret i32 %a15}16 17; Check that musttail caller preserves its calling convention18 19define i32 @test2(i32 %a) {20 %ca = call i32 @foo1(i32 %a)21 ret i32 %ca22}23 24; CHECK-LABEL: define internal i32 @foo1(i32 %a)25define internal i32 @foo1(i32 %a) {26 ; CHECK: %ca = musttail call i32 @foo2(i32 %a)27 %ca = musttail call i32 @foo2(i32 %a)28 ret i32 %ca29}30 31; CHECK-LABEL: define internal i32 @foo2(i32 %a)32define internal i32 @foo2(i32 %a) {33 ret i32 %a34}35