1; RUN: not llvm-as %s -o /dev/null 2>&1 | FileCheck %s 2 3; CHECK: Attribute 'byref' type does not match parameter! 4; CHECK-NEXT: void (i32*)* @byref_mismatched_pointee_type0 5define void @byref_mismatched_pointee_type0(i32* byref(i8)) { 6 ret void 7} 8 9; CHECK: Attribute 'byref' type does not match parameter! 10; CHECK-NEXT: void (i8*)* @byref_mismatched_pointee_type1 11define void @byref_mismatched_pointee_type1(i8* byref(i32)) { 12 ret void 13} 14 15%opaque.ty = type opaque 16 17; CHECK: Attributes 'byval', 'byref', 'inalloca', and 'preallocated' do not support unsized types! 18; CHECK-NEXT: void (%opaque.ty*)* @byref_unsized 19define void @byref_unsized(%opaque.ty* byref(%opaque.ty)) { 20 ret void 21} 22 23; CHECK: Attributes 'byval', 'inalloca', 'preallocated', 'inreg', 'nest', 'byref', and 'sret' are incompatible! 24; CHECK-NEXT: void (i32*)* @byref_byval 25define void @byref_byval(i32* byref(i32) byval(i32)) { 26 ret void 27} 28 29; CHECK: Attributes 'byval', 'inalloca', 'preallocated', 'inreg', 'nest', 'byref', and 'sret' are incompatible! 30; CHECK-NEXT: void (i32*)* @byref_inalloca 31define void @byref_inalloca(i32* byref(i32) inalloca) { 32 ret void 33} 34 35; CHECK: Attributes 'byval', 'inalloca', 'preallocated', 'inreg', 'nest', 'byref', and 'sret' are incompatible! 36; CHECK-NEXT: void (i32*)* @byref_preallocated 37define void @byref_preallocated(i32* byref(i32) preallocated(i32)) { 38 ret void 39} 40 41; CHECK: Attributes 'byval', 'inalloca', 'preallocated', 'inreg', 'nest', 'byref', and 'sret' are incompatible! 42; CHECK-NEXT: void (i32*)* @byref_sret 43define void @byref_sret(i32* byref(i32) sret(i32)) { 44 ret void 45} 46 47; CHECK: Attributes 'byval', 'inalloca', 'preallocated', 'inreg', 'nest', 'byref', and 'sret' are incompatible! 48; CHECK-NEXT: void (i32*)* @byref_inreg 49define void @byref_inreg(i32* byref(i32) inreg) { 50 ret void 51} 52 53; CHECK: Attributes 'byval', 'inalloca', 'preallocated', 'inreg', 'nest', 'byref', and 'sret' are incompatible! 54; CHECK-NEXT: void (i32*)* @byref_nest 55define void @byref_nest(i32* byref(i32) nest) { 56 ret void 57} 58 59; CHECK: Wrong types for attribute: inalloca nest noalias nocapture nonnull readnone readonly byref(i32) byval(i32) preallocated(i32) sret(i32) align 1 dereferenceable(1) dereferenceable_or_null(1) 60; CHECK-NEXT: void (i32)* @byref_non_pointer 61define void @byref_non_pointer(i32 byref(i32)) { 62 ret void 63} 64 65define void @byref_callee([64 x i8]* byref([64 x i8])) { 66 ret void 67} 68 69define void @no_byref_callee(i8*) { 70 ret void 71} 72 73; CHECK: cannot guarantee tail call due to mismatched ABI impacting function attributes 74; CHECK-NEXT: musttail call void @byref_callee([64 x i8]* byref([64 x i8]) %cast) 75; CHECK-NEXT: i8* %ptr 76define void @musttail_byref_caller(i8* %ptr) { 77 %cast = bitcast i8* %ptr to [64 x i8]* 78 musttail call void @byref_callee([64 x i8]* byref([64 x i8]) %cast) 79 ret void 80} 81 82; CHECK: cannot guarantee tail call due to mismatched ABI impacting function attributes 83; CHECK-NEXT: musttail call void @byref_callee([64 x i8]* %ptr) 84; CHECK-NEXT: [64 x i8]* %ptr 85define void @musttail_byref_callee([64 x i8]* byref([64 x i8]) %ptr) { 86 musttail call void @byref_callee([64 x i8]* %ptr) 87 ret void 88} 89 90define void @byref_callee_align32(i8* byref([64 x i8]) align 32) { 91 ret void 92} 93 94; CHECK: cannot guarantee tail call due to mismatched ABI impacting function attributes 95; CHECK-NEXT: musttail call void @byref_callee_align32(i8* byref([64 x i8]) align 32 %ptr) 96; CHECK-NEXT: i8* %ptr 97define void @musttail_byref_caller_mismatched_align(i8* byref([64 x i8]) align 16 %ptr) { 98 musttail call void @byref_callee_align32(i8* byref([64 x i8]) align 32 %ptr) 99 ret void 100} 101