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cmd/compile: error when using internal type declarations in generic functions

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We hope to support this feature one day, but it doesn't work currently.
Issue a nice error message instead of having the compiler crash.

Update #47631

Change-Id: I0359411410acbaf9a5b9dbb988cd933de1bb8438
Reviewed-on: https://go-review.googlesource.com/c/go/+/364054
Trust: Keith Randall <khr@golang.org>
Trust: Dan Scales <danscales@google.com>
Run-TryBot: Keith Randall <khr@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Dan Scales <danscales@google.com>
This commit is contained in:
Keith Randall 2021-11-15 10:01:43 -08:00
parent 92655582d0
commit 560dc9712d
5 changed files with 48 additions and 7 deletions
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1
test/run.go
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@ -2186,6 +2186,7 @@ var unifiedFailures = setOf(
"fixedbugs/issue42284.go", // prints "T(0) does not escape", but test expects "a.I(a.T(0)) does not escape"
"fixedbugs/issue7921.go", // prints "… escapes to heap", but test expects "string(…) escapes to heap"
"typeparam/issue48538.go", // assertion failure, interprets struct key as closure variable
"typeparam/issue47631.go", // unified IR can handle local type declarations
)
func setOf(keys ...string) map[string]bool {