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Support Temporary constants (#6983)

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Evaluate `Temporary` constants to a `Temporary` with the `storage` field
set to `None`.
This commit is contained in:
Nicholas Bishop
2026-03-30 19:07:46 +00:00
committed by GitHub
parent 9ed045ec25
commit bf6a14ac39
64 changed files with 462 additions and 721 deletions
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toolchain/check/testdata/interop/cpp/function/reference.carbon
Vendored
+4 -10
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@@ -532,8 +532,7 @@ fn F() {
// CHECK:STDOUT: %ptr.5c7: type = ptr_type %S [concrete]
// CHECK:STDOUT: %TakesRValue__carbon_thunk.type: type = fn_type @TakesRValue__carbon_thunk [concrete]
// CHECK:STDOUT: %TakesRValue__carbon_thunk: %TakesRValue__carbon_thunk.type = struct_value () [concrete]
// CHECK:STDOUT: %S.cpp_destructor.type: type = fn_type @S.cpp_destructor [concrete]
// CHECK:STDOUT: %S.cpp_destructor: %S.cpp_destructor.type = struct_value () [concrete]
// CHECK:STDOUT: %.6ef: ref %S = temporary invalid, %S.val [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
@@ -561,13 +560,11 @@ fn F() {
// CHECK:STDOUT: %.loc8_20.2: ref %S = temporary_storage
// CHECK:STDOUT: %.loc8_20.3: init %S to %.loc8_20.2 = class_init () [concrete = constants.%S.val]
// CHECK:STDOUT: %.loc8_22.1: init %S = converted %.loc8_20.1, %.loc8_20.3 [concrete = constants.%S.val]
// CHECK:STDOUT: %.loc8_22.2: ref %S = temporary %.loc8_20.2, %.loc8_22.1
// CHECK:STDOUT: %.loc8_22.2: ref %S = temporary %.loc8_20.2, %.loc8_22.1 [concrete = constants.%.6ef]
// CHECK:STDOUT: %.loc8_22.3: %S = acquire_value %.loc8_22.2
// CHECK:STDOUT: %.loc8_22.4: ref %S = value_as_ref %.loc8_22.3
// CHECK:STDOUT: %addr: %ptr.5c7 = addr_of %.loc8_22.4
// CHECK:STDOUT: %TakesRValue__carbon_thunk.call: init %empty_tuple.type = call imports.%TakesRValue__carbon_thunk.decl(%addr)
// CHECK:STDOUT: %S.cpp_destructor.bound: <bound method> = bound_method %.loc8_22.2, constants.%S.cpp_destructor
// CHECK:STDOUT: %S.cpp_destructor.call: init %empty_tuple.type = call %S.cpp_destructor.bound(%.loc8_22.2)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -777,6 +774,7 @@ fn F() {
// CHECK:STDOUT: %pattern_type.7da: type = pattern_type %S [concrete]
// CHECK:STDOUT: %empty_struct: %empty_struct_type = struct_value () [concrete]
// CHECK:STDOUT: %S.val: %S = struct_value () [concrete]
// CHECK:STDOUT: %.6ef: ref %S = temporary invalid, %S.val [concrete]
// CHECK:STDOUT: %TakesConstLValue.cpp_overload_set.type: type = cpp_overload_set_type @TakesConstLValue.cpp_overload_set [concrete]
// CHECK:STDOUT: %TakesConstLValue.cpp_overload_set.value: %TakesConstLValue.cpp_overload_set.type = cpp_overload_set_value @TakesConstLValue.cpp_overload_set [concrete]
// CHECK:STDOUT: %const: type = const_type %S [concrete]
@@ -784,8 +782,6 @@ fn F() {
// CHECK:STDOUT: %TakesConstLValue__carbon_thunk.type: type = fn_type @TakesConstLValue__carbon_thunk [concrete]
// CHECK:STDOUT: %TakesConstLValue__carbon_thunk: %TakesConstLValue__carbon_thunk.type = struct_value () [concrete]
// CHECK:STDOUT: %ptr.5c7: type = ptr_type %S [concrete]
// CHECK:STDOUT: %S.cpp_destructor.type: type = fn_type @S.cpp_destructor [concrete]
// CHECK:STDOUT: %S.cpp_destructor: %S.cpp_destructor.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
@@ -816,7 +812,7 @@ fn F() {
// CHECK:STDOUT: %.loc8_19.2: ref %S = temporary_storage
// CHECK:STDOUT: %.loc8_19.3: init %S to %.loc8_19.2 = class_init () [concrete = constants.%S.val]
// CHECK:STDOUT: %.loc8_19.4: init %S = converted %.loc8_19.1, %.loc8_19.3 [concrete = constants.%S.val]
// CHECK:STDOUT: %.loc8_19.5: ref %S = temporary %.loc8_19.2, %.loc8_19.4
// CHECK:STDOUT: %.loc8_19.5: ref %S = temporary %.loc8_19.2, %.loc8_19.4 [concrete = constants.%.6ef]
// CHECK:STDOUT: %.loc8_19.6: %S = acquire_value %.loc8_19.5
// CHECK:STDOUT: %s: %S = value_binding s, %.loc8_19.6
// CHECK:STDOUT: %Cpp.ref.loc9: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
@@ -842,8 +838,6 @@ fn F() {
// CHECK:STDOUT: %.loc11_40.1: %ptr.ff5 = as_compatible %addr.loc11
// CHECK:STDOUT: %.loc11_40.2: %ptr.ff5 = converted %addr.loc11, %.loc11_40.1
// CHECK:STDOUT: %TakesConstLValue__carbon_thunk.call.loc11: init %empty_tuple.type = call imports.%TakesConstLValue__carbon_thunk.decl(%.loc11_40.2)
// CHECK:STDOUT: %S.cpp_destructor.bound: <bound method> = bound_method %.loc8_19.5, constants.%S.cpp_destructor
// CHECK:STDOUT: %S.cpp_destructor.call: init %empty_tuple.type = call %S.cpp_destructor.bound(%.loc8_19.5)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT: