10339fcc7SNikita Popov; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 280e8f2beSRoman Lebedev; RUN: opt < %s -passes='debugify,function(loop-mssa(licm))' -S | FileCheck %s 3d2d9dc8eSJeremy Morse; RUN: opt < %s -passes='debugify,function(loop-mssa(licm))' -S --try-experimental-debuginfo-iterators | FileCheck %s 40339fcc7SNikita Popov 50339fcc7SNikita Popov%Ty = type { i32, i32 } 60339fcc7SNikita Popov@X2 = external global %Ty 70339fcc7SNikita Popov 80339fcc7SNikita Popov; The GEP in dead1 is adding a zero offset, so the DIExpression can be kept as 90339fcc7SNikita Popov; a "register location". 100339fcc7SNikita Popov; The GEP in dead2 is adding a 4 bytes to the pointer, so the DIExpression is 110339fcc7SNikita Popov; turned into an "implicit location" using DW_OP_stack_value. 120339fcc7SNikita Popovdefine void @test11() { 130339fcc7SNikita Popov; CHECK-LABEL: @test11( 1407253bc8SNikita Popov; CHECK-NEXT: br label [[LOOP:%.*]], !dbg [[DBG11:![0-9]+]] 150339fcc7SNikita Popov; CHECK: Loop: 16*09457270SStephen Tozer; CHECK-NEXT: #dbg_value(ptr @X2, [[META9:![0-9]+]], !DIExpression(DW_OP_plus_uconst, 4, DW_OP_stack_value), [[META12:![0-9]+]]) 1707253bc8SNikita Popov; CHECK-NEXT: br i1 false, label [[LOOP]], label [[OUT:%.*]], !dbg [[DBG13:![0-9]+]] 180339fcc7SNikita Popov; CHECK: Out: 1907253bc8SNikita Popov; CHECK-NEXT: ret void, !dbg [[DBG14:![0-9]+]] 200339fcc7SNikita Popov; 210339fcc7SNikita Popov br label %Loop 220339fcc7SNikita PopovLoop: 2307253bc8SNikita Popov %dead2 = getelementptr %Ty, ptr @X2, i64 0, i32 1 240339fcc7SNikita Popov br i1 false, label %Loop, label %Out 250339fcc7SNikita PopovOut: 260339fcc7SNikita Popov ret void 270339fcc7SNikita Popov} 28