cmd/gc: fix crash during escape analysis
Fixes #10441 Compiler crashed as: panic: runtime error: invalid memory address or nil pointer dereference goroutine 1 [running]: cmd/internal/gc.haspointers(0x0, 0xffffffffffffffff) src/cmd/internal/gc/reflect.go:623 +0x1f cmd/internal/gc.escwalk(0x20c82dc00, 0xffffffffffffffff, 0x20c82dda0, 0x20c835520) src/cmd/internal/gc/esc.go:1291 +0x14aa cmd/internal/gc.escwalk(0x20c82dc00, 0xffffffffffffffff, 0x20c82dda0, 0x20beac340) src/cmd/internal/gc/esc.go:1386 +0x836 while evaluating haspointers of the fake OADDR node here: leaks = level <= 0 && dst.Escloopdepth < src.Escloopdepth || level < 0 && dst == &e.funcParam && haspointers(src.Type) Change-Id: I13c23fced52e8fcd0ae1df81b374df8632eb7790 Reviewed-on: https://go-review.googlesource.com/8932Reviewed-by:David Chase <drchase@google.com> Run-TryBot: Dmitry Vyukov <dvyukov@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org>
Showing
test/fixedbugs/issue10441.go
0 → 100644
Please
register
or
sign in
to comment