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https://github.com/carbon-language/carbon-lang.git
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Richard Smith
29c294880d
Rather than producing multiple constants with the same value, fold all instances of a given constant to the same constant instruction. A future PR will use this to replace the current type canonicalization system.
62 lines
3.2 KiB
Plaintext
62 lines
3.2 KiB
Plaintext
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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// AUTOUPDATE
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// TODO: Should work with compile-time evaluation.
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// CHECK:STDERR: fail_not_in_function.carbon:[[@LINE+9]]:14: ERROR: Semantics TODO: `Control flow expressions are currently only supported inside functions.`.
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// CHECK:STDERR: let x: i32 = if true then 1 else 0;
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// CHECK:STDERR: ^~~~~~~
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// CHECK:STDERR: fail_not_in_function.carbon:[[@LINE+6]]:14: ERROR: Semantics TODO: `Control flow expressions are currently only supported inside functions.`.
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// CHECK:STDERR: let x: i32 = if true then 1 else 0;
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// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~
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// CHECK:STDERR: fail_not_in_function.carbon:[[@LINE+3]]:22: ERROR: Semantics TODO: `Control flow expressions are currently only supported inside functions.`.
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// CHECK:STDERR: let x: i32 = if true then 1 else 0;
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// CHECK:STDERR: ^~~~~~
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let x: i32 = if true then 1 else 0;
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class C {
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// TODO: Should work with compile-time evaluation.
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// CHECK:STDERR: fail_not_in_function.carbon:[[@LINE+12]]:10: ERROR: Semantics TODO: `Control flow expressions are currently only supported inside functions.`.
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// CHECK:STDERR: var n: if true then i32 else f64;
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// CHECK:STDERR: ^~~~~~~
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// CHECK:STDERR: fail_not_in_function.carbon:[[@LINE+9]]:10: ERROR: Semantics TODO: `Control flow expressions are currently only supported inside functions.`.
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// CHECK:STDERR: var n: if true then i32 else f64;
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// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~
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// CHECK:STDERR: fail_not_in_function.carbon:[[@LINE+6]]:10: ERROR: Cannot evaluate type expression.
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// CHECK:STDERR: var n: if true then i32 else f64;
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// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~
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// CHECK:STDERR: fail_not_in_function.carbon:[[@LINE+3]]:18: ERROR: Semantics TODO: `Control flow expressions are currently only supported inside functions.`.
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// CHECK:STDERR: var n: if true then i32 else f64;
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// CHECK:STDERR: ^~~~~~~~
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var n: if true then i32 else f64;
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}
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// CHECK:STDOUT: --- fail_not_in_function.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %.1: bool = bool_literal true [template]
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// CHECK:STDOUT: %.2: i32 = int_literal 1 [template]
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// CHECK:STDOUT: %.3: i32 = int_literal 0 [template]
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// CHECK:STDOUT: %C: type = class_type @C [template]
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// CHECK:STDOUT: %.4: type = unbound_element_type C, <error> [template]
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// CHECK:STDOUT: %.5: type = struct_type {.n: <error>} [template]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: file {
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// CHECK:STDOUT: %.loc17: i32 = block_arg <unexpected instblockref block5>
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// CHECK:STDOUT: %x: i32 = bind_name x, %.loc17
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// CHECK:STDOUT: %C.decl = class_decl @C, ()
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// CHECK:STDOUT: %C: type = class_type @C [template = constants.%C]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: class @C {
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// CHECK:STDOUT: %.loc33: bool = bool_literal true [template = constants.%.1]
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// CHECK:STDOUT: if %.loc33 br !if.expr.then else br !if.expr.else
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// CHECK:STDOUT:
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// CHECK:STDOUT: !members:
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// CHECK:STDOUT: .n = <unexpected instref inst+27>
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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