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carbon-lang/toolchain/check/testdata/if_expression/nested.carbon
T
Richard Smith 71aa4a45be Distinguish between name IDs and string IDs in the type system. (#3341)
Add a `NameId` that is effectively just a wrapper around a `StringId`,
with
some additional predefined values for names that don't correspond to
strings, such as the name of `self` or the function's return slot.
2023-11-09 16:51:36 +00:00

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// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
// AUTOUPDATE
fn F(a: bool, b: bool, c: bool) -> i32 {
return if a then if b then 1 else 2 else if c then 3 else 4;
}
// CHECK:STDOUT: file "nested.carbon" {
// CHECK:STDOUT: %F: <function> = fn_decl @F
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @F(%a: bool, %b: bool, %c: bool) -> i32 {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %a.ref: bool = name_reference a, %a
// CHECK:STDOUT: if %a.ref br !if.expr.then.loc8_10 else br !if.expr.else.loc8_10
// CHECK:STDOUT:
// CHECK:STDOUT: !if.expr.then.loc8_10:
// CHECK:STDOUT: %b.ref: bool = name_reference b, %b
// CHECK:STDOUT: if %b.ref br !if.expr.then.loc8_20 else br !if.expr.else.loc8_20
// CHECK:STDOUT:
// CHECK:STDOUT: !if.expr.then.loc8_20:
// CHECK:STDOUT: %.loc8_30: i32 = int_literal 1
// CHECK:STDOUT: br !if.expr.result.loc8_20(%.loc8_30)
// CHECK:STDOUT:
// CHECK:STDOUT: !if.expr.else.loc8_20:
// CHECK:STDOUT: %.loc8_37: i32 = int_literal 2
// CHECK:STDOUT: br !if.expr.result.loc8_20(%.loc8_37)
// CHECK:STDOUT:
// CHECK:STDOUT: !if.expr.result.loc8_20:
// CHECK:STDOUT: %.loc8_20: i32 = block_arg !if.expr.result.loc8_20
// CHECK:STDOUT: br !if.expr.result.loc8_10(%.loc8_20)
// CHECK:STDOUT:
// CHECK:STDOUT: !if.expr.else.loc8_10:
// CHECK:STDOUT: %c.ref: bool = name_reference c, %c
// CHECK:STDOUT: if %c.ref br !if.expr.then.loc8_44 else br !if.expr.else.loc8_44
// CHECK:STDOUT:
// CHECK:STDOUT: !if.expr.then.loc8_44:
// CHECK:STDOUT: %.loc8_54: i32 = int_literal 3
// CHECK:STDOUT: br !if.expr.result.loc8_44(%.loc8_54)
// CHECK:STDOUT:
// CHECK:STDOUT: !if.expr.else.loc8_44:
// CHECK:STDOUT: %.loc8_61: i32 = int_literal 4
// CHECK:STDOUT: br !if.expr.result.loc8_44(%.loc8_61)
// CHECK:STDOUT:
// CHECK:STDOUT: !if.expr.result.loc8_44:
// CHECK:STDOUT: %.loc8_44: i32 = block_arg !if.expr.result.loc8_44
// CHECK:STDOUT: br !if.expr.result.loc8_10(%.loc8_44)
// CHECK:STDOUT:
// CHECK:STDOUT: !if.expr.result.loc8_10:
// CHECK:STDOUT: %.loc8_10: i32 = block_arg !if.expr.result.loc8_10
// CHECK:STDOUT: return %.loc8_10
// CHECK:STDOUT: }