1 ; RUN: opt < %s -deadargelim -S | not grep DEAD 2 3 ; Dead arg only used by dead retval 4 define internal i32 @test(i32 %DEADARG) { 5 ret i32 %DEADARG 6 } 7 8 define i32 @test2(i32 %A) { 9 %DEAD = call i32 @test( i32 %A ) ; <i32> [#uses=0] 10 ret i32 123 11 } 12 13 define i32 @test3() { 14 %X = call i32 @test2( i32 3232 ) ; <i32> [#uses=1] 15 %Y = add i32 %X, -123 ; <i32> [#uses=1] 16 ret i32 %Y 17 } 18 19
