Files
RedBear-OS/local/recipes/dev/libclc/source/flang/test/Lower/default-initialization-globals.f90
T
vasilito cb424d7448 build: static patch-sanity linter (shift-left the malformed-patch class)
verify-patch-sanity.py validates every active recipe .patch has internally-
consistent hunk line counts — catching the 'malformed patch at line N' failure
at commit/CI/preflight time instead of hours into a cook. This cycle hit that
class three times (qtwaylandscanner, sddm, xwayland), each only discovered when
cookbook tried to apply the patch.

Running it across the repo found 29 latent malformed patches (validated against
GNU patch: e.g. relibc/P3-sysv-ipc reproduces 'malformed patch at line 22').
They were harmless only because they sit in vendored recipes (baked, not re-
applied) — but would fail on any version-bump re-derivation. --fix recounts the
hunk headers (body untouched) and repaired all 29.

Wired into build-preflight.sh (Phase 1.0D) and redbear-ci.yml, with a unit test
(test-patch-sanity.sh). Skips archived/legacy trees and unvalidatable formats
(empty placeholders, bare-@@ git hunks).
2026-08-01 05:13:02 +03:00

256 lines
15 KiB
Fortran

! Test default initialization of global variables (static init)
! RUN: bbc -hlfir=false %s -o - | FileCheck %s --check-prefixes=%if target={{.*-aix.*|sparc.*}} %{"CHECK","CHECK-BE"%} \
! RUN: %else %{"CHECK","CHECK-LE"%}
module tinit
real, target :: ziel(100)
type tno_init
integer :: k
end type
type t0
integer :: k = 66
end type
! Test type that combines all kinds of components with and without
! default initialization.
type t1
! Simple type component with default init
integer :: i = 42
! Simple type component without default init
integer :: j
! Pointer component with a default initial target
real, pointer :: x(:) => ziel
! Pointer component with no init
real, pointer :: y(:)
! Pointer component with null init
real, pointer :: z(:) => NULL()
! Character component with init
character(10) c1 = "hello"
! Character component without init
character(10) c2
! Component with a derived type that has default init
type(t0) :: somet0
! Component with a derived type that has no default init.
type(tno_init) :: sometno_init
! Component whose type default init is overridden by
! default init for the component.
type(t0) :: somet0_2 = t0(33)
! Array component with a derived type that has default init
type(t0) :: somet0_array
end type
! Test type that extends type with default init.
type, extends(t0) :: textendst0
integer :: l
end type
! Test type with default init in equivalences
type tseq
sequence
integer :: i = 2
integer :: j = 3
end type
type tv
real, pointer :: v(:)
end type
real, pointer :: mv(:)
! Test scalar with default init
type(t0) :: at0
! CHECK-LABEL: fir.global @_QMtinitEat0 : !fir.type<_QMtinitTt0{k:i32}> {
! CHECK: %[[VAL_0:.*]] = arith.constant 66 : i32
! CHECK: %[[VAL_1:.*]] = fir.undefined !fir.type<_QMtinitTt0{k:i32}>
! CHECK: %[[VAL_2:.*]] = fir.insert_value %[[VAL_1]], %[[VAL_0]], ["k", !fir.type<_QMtinitTt0{k:i32}>] : (!fir.type<_QMtinitTt0{k:i32}>, i32) -> !fir.type<_QMtinitTt0{k:i32}>
! CHECK: fir.has_value %[[VAL_2]] : !fir.type<_QMtinitTt0{k:i32}>
! Test array with default init
type(t0) :: bt0(100)
! CHECK-LABEL: @_QMtinitEbt0 : !fir.array<100x!fir.type<_QMtinitTt0{k:i32}>> {
! CHECK: %[[VAL_3:.*]] = arith.constant 66 : i32
! CHECK: %[[VAL_4:.*]] = fir.undefined !fir.type<_QMtinitTt0{k:i32}>
! CHECK: %[[VAL_5:.*]] = fir.insert_value %[[VAL_4]], %[[VAL_3]], ["k", !fir.type<_QMtinitTt0{k:i32}>] : (!fir.type<_QMtinitTt0{k:i32}>, i32) -> !fir.type<_QMtinitTt0{k:i32}>
! CHECK: %[[VAL_6:.*]] = fir.undefined !fir.array<100x!fir.type<_QMtinitTt0{k:i32}>>
! CHECK: %[[VAL_7:.*]] = fir.insert_on_range %[[VAL_6]], %[[VAL_5]] from (0) to (99) : (!fir.array<100x!fir.type<_QMtinitTt0{k:i32}>>, !fir.type<_QMtinitTt0{k:i32}>) -> !fir.array<100x!fir.type<_QMtinitTt0{k:i32}>>
! CHECK: fir.has_value %[[VAL_7]] : !fir.array<100x!fir.type<_QMtinitTt0{k:i32}>>
! Test default init overridden by explicit init
type(t0) :: ct0 = t0(42)
! CHECK-LABEL: fir.global @_QMtinitEct0 : !fir.type<_QMtinitTt0{k:i32}> {
! CHECK: %[[VAL_8:.*]] = arith.constant 42 : i32
! CHECK: %[[VAL_9:.*]] = fir.undefined !fir.type<_QMtinitTt0{k:i32}>
! CHECK: %[[VAL_10:.*]] = fir.insert_value %[[VAL_9]], %[[VAL_8]], ["k", !fir.type<_QMtinitTt0{k:i32}>] : (!fir.type<_QMtinitTt0{k:i32}>, i32) -> !fir.type<_QMtinitTt0{k:i32}>
! CHECK: fir.has_value %[[VAL_10]] : !fir.type<_QMtinitTt0{k:i32}>
! Test a non trivial derived type mixing all sorts of default initialization
type(t1) :: dt1
! CHECK-LABEL: @_QMtinitEdt1 : !fir.type<_QMtinitTt1{{.*}}> {
! CHECK-DAG: %[[VAL_11:.*]] = arith.constant 42 : i32
! CHECK-DAG: %[[VAL_12:.*]] = arith.constant 100 : index
! CHECK-DAG: %[[VAL_13:.*]] = arith.constant 0 : index
! CHECK-DAG: %[[VAL_14:.*]] = arith.constant 33 : i32
! CHECK-DAG: %[[VAL_15:.*]] = arith.constant 66 : i32
! CHECK: %[[VAL_16:.*]] = fir.undefined !fir.type<_QMtinitTt1{{.*}}>
! CHECK: %[[VAL_17:.*]] = fir.insert_value %[[VAL_16]], %[[VAL_11]], ["i", !fir.type<_QMtinitTt1{{.*}}>] : (!fir.type<_QMtinitTt1{{.*}}>, i32) -> !fir.type<_QMtinitTt1{{.*}}>
! CHECK: %[[VAL_18:.*]] = fir.zero_bits i32
! CHECK: %[[VAL_19:.*]] = fir.insert_value %[[VAL_17]], %[[VAL_18]], ["j", !fir.type<_QMtinitTt1{{.*}}>] : (!fir.type<_QMtinitTt1{{.*}}>, i32) -> !fir.type<_QMtinitTt1{{.*}}>
! CHECK: %[[VAL_20:.*]] = fir.address_of(@_QMtinitEziel) : !fir.ref<!fir.array<100xf32>>
! CHECK: %[[VAL_21:.*]] = fir.shape %[[VAL_12]] : (index) -> !fir.shape<1>
! CHECK: %[[VAL_22:.*]] = fir.embox %[[VAL_20]](%[[VAL_21]]) : (!fir.ref<!fir.array<100xf32>>, !fir.shape<1>) -> !fir.box<!fir.array<100xf32>>
! CHECK: %[[VAL_22_B:.*]] = fir.rebox %[[VAL_22]] : (!fir.box<!fir.array<100xf32>>) -> !fir.box<!fir.ptr<!fir.array<?xf32>>>
! CHECK: %[[VAL_23:.*]] = fir.insert_value %[[VAL_19]], %[[VAL_22_B]], ["x", !fir.type<_QMtinitTt1{{.*}}>] : (!fir.type<_QMtinitTt1{{.*}}>, !fir.box<!fir.ptr<!fir.array<?xf32>>>) -> !fir.type<_QMtinitTt1{{.*}}>
! CHECK: %[[VAL_24:.*]] = fir.zero_bits !fir.ptr<!fir.array<?xf32>>
! CHECK: %[[VAL_25:.*]] = fir.shape %[[VAL_13]] : (index) -> !fir.shape<1>
! CHECK: %[[VAL_26:.*]] = fir.embox %[[VAL_24]](%[[VAL_25]]) : (!fir.ptr<!fir.array<?xf32>>, !fir.shape<1>) -> !fir.box<!fir.ptr<!fir.array<?xf32>>>
! CHECK: %[[VAL_27:.*]] = fir.insert_value %[[VAL_23]], %[[VAL_26]], ["y", !fir.type<_QMtinitTt1{{.*}}>] : (!fir.type<_QMtinitTt1{{.*}}>, !fir.box<!fir.ptr<!fir.array<?xf32>>>) -> !fir.type<_QMtinitTt1{{.*}}>
! CHECK: %[[VAL_28:.*]] = fir.insert_value %[[VAL_27]], %[[VAL_26]], ["z", !fir.type<_QMtinitTt1{{.*}}>] : (!fir.type<_QMtinitTt1{{.*}}>, !fir.box<!fir.ptr<!fir.array<?xf32>>>) -> !fir.type<_QMtinitTt1{{.*}}>
! CHECK: %[[VAL_29:.*]] = fir.string_lit "hello "(10) : !fir.char<1,10>
! CHECK: %[[VAL_30:.*]] = fir.insert_value %[[VAL_28]], %[[VAL_29]], ["c1", !fir.type<_QMtinitTt1{{.*}}>] : (!fir.type<_QMtinitTt1{{.*}}>, !fir.char<1,10>) -> !fir.type<_QMtinitTt1{{.*}}>
! CHECK: %[[VAL_31:.*]] = fir.zero_bits !fir.char<1,10>
! CHECK: %[[VAL_32:.*]] = fir.insert_value %[[VAL_30]], %[[VAL_31]], ["c2", !fir.type<_QMtinitTt1{{.*}}>] : (!fir.type<_QMtinitTt1{{.*}}>, !fir.char<1,10>) -> !fir.type<_QMtinitTt1{{.*}}>
! CHECK: %[[VAL_33:.*]] = fir.undefined !fir.type<_QMtinitTt0{k:i32}>
! CHECK: %[[VAL_34:.*]] = fir.insert_value %[[VAL_33]], %[[VAL_15]], ["k", !fir.type<_QMtinitTt0{k:i32}>] : (!fir.type<_QMtinitTt0{k:i32}>, i32) -> !fir.type<_QMtinitTt0{k:i32}>
! CHECK: %[[VAL_35:.*]] = fir.insert_value %[[VAL_32]], %[[VAL_34]], ["somet0", !fir.type<_QMtinitTt1{{.*}}>] : (!fir.type<_QMtinitTt1{{.*}}>, !fir.type<_QMtinitTt0{k:i32}>) -> !fir.type<_QMtinitTt1{{.*}}>
! CHECK: %[[VAL_36:.*]] = fir.zero_bits !fir.type<_QMtinitTtno_init{k:i32}>
! CHECK: %[[VAL_37:.*]] = fir.insert_value %[[VAL_35]], %[[VAL_36]], ["sometno_init", !fir.type<_QMtinitTt1{{.*}}>] : (!fir.type<_QMtinitTt1{{.*}}>, !fir.type<_QMtinitTtno_init{k:i32}>) -> !fir.type<_QMtinitTt1{{.*}}>
! CHECK: %[[VAL_38:.*]] = fir.insert_value %[[VAL_33]], %[[VAL_14]], ["k", !fir.type<_QMtinitTt0{k:i32}>] : (!fir.type<_QMtinitTt0{k:i32}>, i32) -> !fir.type<_QMtinitTt0{k:i32}>
! CHECK: %[[VAL_39:.*]] = fir.insert_value %[[VAL_37]], %[[VAL_38]], ["somet0_2", !fir.type<_QMtinitTt1{{.*}}>] : (!fir.type<_QMtinitTt1{{.*}}>, !fir.type<_QMtinitTt0{k:i32}>) -> !fir.type<_QMtinitTt1{{.*}}>
! CHECK: %[[VAL_40:.*]] = fir.insert_value %[[VAL_39]], %[[VAL_34]], ["somet0_array", !fir.type<_QMtinitTt1{{.*}}>] : (!fir.type<_QMtinitTt1{{.*}}>, !fir.type<_QMtinitTt0{k:i32}>) -> !fir.type<_QMtinitTt1{{.*}}>
! CHECK: fir.has_value %[[VAL_40]] : !fir.type<_QMtinitTt1{{.*}}>
! Test a type extending other type with a default init
type(textendst0) :: etextendst0
! CHECK-LABEL: @_QMtinitEetextendst0 : !fir.type<_QMtinitTtextendst0{k:i32,l:i32}> {
! CHECK: %[[VAL_42:.*]] = arith.constant 66 : i32
! CHECK: %[[VAL_43:.*]] = fir.undefined !fir.type<_QMtinitTtextendst0{k:i32,l:i32}>
! CHECK: %[[VAL_44:.*]] = fir.insert_value %[[VAL_43]], %[[VAL_42]], ["k", !fir.type<_QMtinitTtextendst0{k:i32,l:i32}>] : (!fir.type<_QMtinitTtextendst0{k:i32,l:i32}>, i32) -> !fir.type<_QMtinitTtextendst0{k:i32,l:i32}>
! CHECK: %[[VAL_45:.*]] = fir.zero_bits i32
! CHECK: %[[VAL_46:.*]] = fir.insert_value %[[VAL_44]], %[[VAL_45]], ["l", !fir.type<_QMtinitTtextendst0{k:i32,l:i32}>] : (!fir.type<_QMtinitTtextendst0{k:i32,l:i32}>, i32) -> !fir.type<_QMtinitTtextendst0{k:i32,l:i32}>
! CHECK: fir.has_value %[[VAL_46]] : !fir.type<_QMtinitTtextendst0{k:i32,l:i32}>
type(tv) :: withmold = tv(null(mv))
! CHECK-LABEL: fir.global @_QMtinitEwithmold
! CHECK: %[[C0:.*]] = arith.constant 0 : index
! CHECK: %[[UNDEF:.*]] = fir.undefined !fir.type<_QMtinitTtv{v:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>
! CHECK: %[[ZERO:.*]] = fir.zero_bits !fir.ptr<!fir.array<?xf32>>
! CHECK: %[[SHAPE:.*]] = fir.shape %[[C0]] : (index) -> !fir.shape<1>
! CHECK: %[[ZEROBOX:.*]] = fir.embox %[[ZERO]](%[[SHAPE]]) : (!fir.ptr<!fir.array<?xf32>>, !fir.shape<1>) -> !fir.box<!fir.ptr<!fir.array<?xf32>>>
! CHECK: %[[RET:.*]] = fir.insert_value %[[UNDEF]], %[[ZEROBOX]], ["v", !fir.type<_QMtinitTtv{v:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>] : (!fir.type<_QMtinitTtv{v:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>, !fir.box<!fir.ptr<!fir.array<?xf32>>>) -> !fir.type<_QMtinitTtv{v:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>
! CHECK: fir.has_value %[[RET]] : !fir.type<_QMtinitTtv{v:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>
end module
! Test that default initialization is also applied to saved variables
subroutine saved()
use tinit
type(t0), save :: savedt0
! CHECK-LABEL: fir.global internal @_QFsavedEsavedt0 : !fir.type<_QMtinitTt0{k:i32}> {
! CHECK: %[[VAL_47:.*]] = arith.constant 66 : i32
! CHECK: %[[VAL_48:.*]] = fir.undefined !fir.type<_QMtinitTt0{k:i32}>
! CHECK: %[[VAL_49:.*]] = fir.insert_value %[[VAL_48]], %[[VAL_47]], ["k", !fir.type<_QMtinitTt0{k:i32}>] : (!fir.type<_QMtinitTt0{k:i32}>, i32) -> !fir.type<_QMtinitTt0{k:i32}>
! CHECK: fir.has_value %[[VAL_49]] : !fir.type<_QMtinitTt0{k:i32}>
end subroutine
! Test default initialization in equivalences
subroutine eqv()
use tinit
type(tseq), save :: somet
integer :: i(2)
equivalence (somet, i)
! CHECK-LABEL: fir.global internal @_QFeqvEi : !fir.array<2xi32> {
! CHECK-DAG: %[[VAL_50:.*]] = arith.constant 2 : i32
! CHECK-DAG: %[[VAL_51:.*]] = arith.constant 3 : i32
! CHECK: %[[VAL_52:.*]] = fir.undefined !fir.array<2xi32>
! CHECK: %[[VAL_53:.*]] = fir.insert_value %[[VAL_52]], %[[VAL_50]], [0 : index] : (!fir.array<2xi32>, i32) -> !fir.array<2xi32>
! CHECK: %[[VAL_54:.*]] = fir.insert_value %[[VAL_53]], %[[VAL_51]], [1 : index] : (!fir.array<2xi32>, i32) -> !fir.array<2xi32>
! CHECK: fir.has_value %[[VAL_54]] : !fir.array<2xi32>
end subroutine
subroutine eqv_explicit_init()
use tinit
type(tseq), save :: somet
integer :: i(2) = [4, 5]
equivalence (somet, i)
! CHECK-LABEL: fir.global internal @_QFeqv_explicit_initEi : !fir.array<2xi32> {
! CHECK-DAG: %[[VAL_57:.*]] = arith.constant 4 : i32
! CHECK-DAG: %[[VAL_58:.*]] = arith.constant 5 : i32
! CHECK: %[[VAL_59:.*]] = fir.undefined !fir.array<2xi32>
! CHECK: %[[VAL_60:.*]] = fir.insert_value %[[VAL_59]], %[[VAL_57]], [0 : index] : (!fir.array<2xi32>, i32) -> !fir.array<2xi32>
! CHECK: %[[VAL_61:.*]] = fir.insert_value %[[VAL_60]], %[[VAL_58]], [1 : index] : (!fir.array<2xi32>, i32) -> !fir.array<2xi32>
! CHECK: fir.has_value %[[VAL_61]] : !fir.array<2xi32>
end subroutine
subroutine eqv_same_default_init()
use tinit
type(tseq), save :: somet1(2), somet2
equivalence (somet1(1), somet2)
! CHECK-LABEL: fir.global internal @_QFeqv_same_default_initEsomet1 : !fir.array<2xi64> {
! CHECK-LE: %[[VAL_62:.*]] = arith.constant 12884901890 : i64
! CHECK-BE: %[[VAL_62:.*]] = arith.constant 8589934595 : i64
! CHECK: %[[VAL_63:.*]] = fir.undefined !fir.array<2xi64>
! CHECK: %[[VAL_64:.*]] = fir.insert_on_range %[[VAL_63]], %[[VAL_62]] from (0) to (1) : (!fir.array<2xi64>, i64) -> !fir.array<2xi64>
! CHECK: fir.has_value %[[VAL_64]] : !fir.array<2xi64>
end subroutine
subroutine eqv_full_overlaps_with_explicit_init()
use tinit
type(tseq), save :: somet
integer, save :: link(4)
integer :: i(2) = [5, 6]
integer :: j(2) = [7, 8]
! Equivalence: somet fully covered by explicit init.
! i(1)=5 | i(2)=6 | - | -
! - | somet%i | somet%j |
! - | - | j(1)=7 | j(2)=8
equivalence (i, link(1))
equivalence (somet, link(2))
equivalence (j, link(3))
! CHECK-LABEL: fir.global internal @_QFeqv_full_overlaps_with_explicit_initEi : !fir.array<4xi32> {
! CHECK-DAG: %[[VAL_73:.*]] = arith.constant 5 : i32
! CHECK-DAG: %[[VAL_74:.*]] = arith.constant 6 : i32
! CHECK-DAG: %[[VAL_75:.*]] = arith.constant 7 : i32
! CHECK-DAG: %[[VAL_76:.*]] = arith.constant 8 : i32
! CHECK-DAG: %[[VAL_77:.*]] = fir.undefined !fir.array<4xi32>
! CHECK-DAG: %[[VAL_78:.*]] = fir.insert_value %[[VAL_77]], %[[VAL_73]], [0 : index] : (!fir.array<4xi32>, i32) -> !fir.array<4xi32>
! CHECK-DAG: %[[VAL_79:.*]] = fir.insert_value %[[VAL_78]], %[[VAL_74]], [1 : index] : (!fir.array<4xi32>, i32) -> !fir.array<4xi32>
! CHECK-DAG: %[[VAL_80:.*]] = fir.insert_value %[[VAL_79]], %[[VAL_75]], [2 : index] : (!fir.array<4xi32>, i32) -> !fir.array<4xi32>
! CHECK-DAG: %[[VAL_81:.*]] = fir.insert_value %[[VAL_80]], %[[VAL_76]], [3 : index] : (!fir.array<4xi32>, i32) -> !fir.array<4xi32>
! CHECK-DAG: fir.has_value %[[VAL_81]] : !fir.array<4xi32>
end subroutine
subroutine eqv_partial_overlaps_with_explicit_init()
use tinit
type(tseq), save :: somet
integer, save :: link(4)
integer :: i(2) = [5, 6]
integer :: j = 7
! `somet` is only partially covered by explicit init, somet%j default
! init value should be used in the equiv storage init to match nvfortran,
! ifort, and nagfor behavior (gfortran refuses this code). 19.5.3.4 point
! 10 specifies that explicit initialization overrides default initialization.
! i(1)=5 | i(2)=6 | - | -
! - | somet%i | somet%j |
! - | - | - | j=7
equivalence (i, link(1))
equivalence (somet, link(2))
equivalence (j, link(4))
! CHECK-LABEL: fir.global internal @_QFeqv_partial_overlaps_with_explicit_initEi : !fir.array<4xi32>
! CHECK-DAG: %[[VAL_82:.*]] = arith.constant 5 : i32
! CHECK-DAG: %[[VAL_83:.*]] = arith.constant 6 : i32
! CHECK-DAG: %[[VAL_84:.*]] = arith.constant 3 : i32
! CHECK-DAG: %[[VAL_85:.*]] = arith.constant 7 : i32
! CHECK: %[[VAL_86:.*]] = fir.undefined !fir.array<4xi32>
! CHECK: %[[VAL_87:.*]] = fir.insert_value %[[VAL_86]], %[[VAL_82]], [0 : index] : (!fir.array<4xi32>, i32) -> !fir.array<4xi32>
! CHECK: %[[VAL_88:.*]] = fir.insert_value %[[VAL_87]], %[[VAL_83]], [1 : index] : (!fir.array<4xi32>, i32) -> !fir.array<4xi32>
! CHECK: %[[VAL_89:.*]] = fir.insert_value %[[VAL_88]], %[[VAL_84]], [2 : index] : (!fir.array<4xi32>, i32) -> !fir.array<4xi32>
! CHECK: %[[VAL_90:.*]] = fir.insert_value %[[VAL_89]], %[[VAL_85]], [3 : index] : (!fir.array<4xi32>, i32) -> !fir.array<4xi32>
! CHECK: fir.has_value %[[VAL_90]] : !fir.array<4xi32>
end subroutine