Reverse nesting structure of parameter patterns (#6930)

See
[here](https://docs.google.com/document/d/1rWcueFwIfZox6GKVGxiUG4cBzjrZ6djXiIDGyJDtrE4/edit?tab=t.0#heading=h.7mi143mdhr2h)
for an overview of the changes and their rationale.

Assisted-by: Gemini 3.1 Pro via Antigravity
This commit is contained in:
Geoff Romer
2026-03-23 20:38:20 +00:00
committed by GitHub
parent a345a74145
commit e0c6800ab3
310 changed files with 4271 additions and 4018 deletions
@@ -47,16 +47,16 @@ fn G(a: i32);
// CHECK:STDOUT: }
// CHECK:STDOUT: %Core.import = import Core
// CHECK:STDOUT: %F.decl: %F.type = fn_decl @F [concrete = constants.%F] {
// CHECK:STDOUT: %a.patt: %pattern_type.7ce = value_binding_pattern a [concrete]
// CHECK:STDOUT: %a.param_patt: %pattern_type.7ce = value_param_pattern %a.patt [concrete]
// CHECK:STDOUT: %a.param_patt: %pattern_type.7ce = value_param_pattern [concrete]
// CHECK:STDOUT: %a.patt: %pattern_type.7ce = at_binding_pattern a, %a.param_patt [concrete]
// CHECK:STDOUT: } {
// CHECK:STDOUT: %a.param: %i32 = value_param call_param0
// CHECK:STDOUT: %i32: type = type_literal constants.%i32 [concrete = constants.%i32]
// CHECK:STDOUT: %a: %i32 = value_binding a, %a.param
// CHECK:STDOUT: }
// CHECK:STDOUT: %G.decl: %G.type = fn_decl @G [concrete = constants.%G] {
// CHECK:STDOUT: %a.patt: %pattern_type.7ce = value_binding_pattern a [concrete]
// CHECK:STDOUT: %a.param_patt: %pattern_type.7ce = value_param_pattern %a.patt [concrete]
// CHECK:STDOUT: %a.param_patt: %pattern_type.7ce = value_param_pattern [concrete]
// CHECK:STDOUT: %a.patt: %pattern_type.7ce = at_binding_pattern a, %a.param_patt [concrete]
// CHECK:STDOUT: } {
// CHECK:STDOUT: %a.param: %i32 = value_param call_param0
// CHECK:STDOUT: %i32: type = type_literal constants.%i32 [concrete = constants.%i32]