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Track complete types required by a generic. (#4652)

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When a generic requires a symbolic type to be complete, add a new
`require_complete_type` instruction to the generic eval block. During
monomorphization of such an instruction, require that type to be
complete.
This commit is contained in:
Richard Smith
2024-12-10 03:00:28 +00:00
committed by GitHub
parent e75ef34591
commit eabe9f117a
107 changed files with 1357 additions and 291 deletions
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toolchain/check/testdata/array/generic_empty.carbon
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@@ -23,6 +23,7 @@ fn G(T:! type) {
// CHECK:STDOUT: %G: %G.type = struct_value () [template]
// CHECK:STDOUT: %int_0: Core.IntLiteral = int_value 0 [template]
// CHECK:STDOUT: %array_type: type = array_type %int_0, %T [symbolic]
// CHECK:STDOUT: %require_complete: <witness> = require_complete_type %array_type [symbolic]
// CHECK:STDOUT: %array: %array_type = tuple_value () [symbolic]
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -54,6 +55,7 @@ fn G(T:! type) {
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT: %array_type.loc13_17.2: type = array_type constants.%int_0, @G.%T.loc11_6.2 (%T) [symbolic = %array_type.loc13_17.2 (constants.%array_type)]
// CHECK:STDOUT: %require_complete: <witness> = require_complete_type @G.%array_type.loc13_17.2 (%array_type) [symbolic = %require_complete (constants.%require_complete)]
// CHECK:STDOUT: %array: @G.%array_type.loc13_17.2 (%array_type) = tuple_value () [symbolic = %array (constants.%array)]
// CHECK:STDOUT:
// CHECK:STDOUT: fn(%T.param_patt: type) {