cmd/compile: bug in cmd/compile/internal/importer.(*pkgReader).objIdx.func1

[prattmic]

Issue created by stacks.

This stack 66LxTA was reported by telemetry:

• compile/bug
• cmd/compile/internal/base.FatalfAt:+3
• cmd/compile/internal/base.Fatalf:=195
• cmd/compile/internal/gc.handlePanic:+7
• runtime.gopanic:+50
• cmd/compile/internal/types2.(*Checker).handleBailout:+7
• runtime.gopanic:+50
• cmd/compile/internal/importer.(*pkgReader).objIdx.func1:+17
• cmd/compile/internal/types2.(*Scope).Lookup.resolve.func1:+1
• sync.(*Once).doSlow:+5
• sync.(*Once).Do:=67
• cmd/compile/internal/types2.resolve:=265
• cmd/compile/internal/types2.(*Scope).Lookup:+1
• cmd/compile/internal/types2.(*Checker).selector:+46
• cmd/compile/internal/types2.(*Checker).typInternal:+43
• cmd/compile/internal/types2.(*Checker).genericType:+1
• cmd/compile/internal/types2.(*Checker).instantiatedType:+16

cmd/compile@go1.23.3 go1.23.3 darwin/arm64  (1)
cmd/compile@go1.23.3 go1.23.3 linux/amd64  (1)

[gabyhelp]

Related Issues

• cmd/compile: bug in cmd/compile/internal/staticdata.WriteEmbed #70995 (closed)
• cmd/compile/internal/types2: panic when type function selector is not instantiated #48048 (closed)
• cmd/compile: panic when importing package contains self-referential generic interface type #48306 (closed)
• cmd/compile: infinite loop in types2 #48136 (closed)
• cmd/compile: build panic if there are same name Type and TypeAlias #31959 (closed)
• cmd/compile: assertion failure when building syntax package with gotypesalias enabled #66873 (closed)
• cmd/compile: Unified IR failed to compile recursive generic type #54722 (closed)
• cmd/compile: unreachable panic with GODEBUG=gotypesalias=1 #65778 (closed)
• cmd/compile/internal/types2: unify.go:449: assertion failed, panic #67872 (closed)
• cmd/compile: internal compiler error: weird package in name: p.a => a from "test/p", not "" #51423 (closed)

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