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compiler: fix crash with linked lists in interfaces

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This commit fixes the following issue:
https://github.com/tinygo-org/tinygo/issues/309
Also, it prepares for some other reflect-related changes that should
make it easier to add support for named types (etc.) in the future.
This commit is contained in:
Ayke van Laethem
2019-08-02 16:58:42 +02:00
committed by Ron Evans
parent a04db67ea9
commit 33dc4b5121
6 changed files with 93 additions and 58 deletions
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src/runtime/func.go
+3 -3
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@@ -16,13 +16,13 @@ type funcValue struct {
// funcValueWithSignature is used before the func lowering pass.
type funcValueWithSignature struct {
funcPtr uintptr // ptrtoint of the actual function pointer
signature *uint8 // pointer to identify this signature (the value is undef)
funcPtr uintptr // ptrtoint of the actual function pointer
signature *typecodeID // pointer to identify this signature (the value is undef)
}
// getFuncPtr is a dummy function that may be used if the func lowering pass is
// not used. It is generally too slow but may be a useful fallback to debug the
// func lowering pass.
func getFuncPtr(val funcValue, signature *uint8) uintptr {
func getFuncPtr(val funcValue, signature *typecodeID) uintptr {
return (*funcValueWithSignature)(unsafe.Pointer(val.id)).funcPtr
}