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compiler: emit a nil check when slicing an array pointer

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Nia Weiss
2021-01-15 15:03:05 -05:00
committed by Ayke
parent a848d720db
commit f159429152
1 changed files with 1 additions and 0 deletions
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compiler/compiler.go
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@@ -1852,6 +1852,7 @@ func (b *builder) createExpr(expr ssa.Value) (llvm.Value, error) {
low, low,
} }
b.createNilCheck(expr.X, value, "slice")
b.createSliceBoundsCheck(llvmLen, low, high, max, lowType, highType, maxType) b.createSliceBoundsCheck(llvmLen, low, high, max, lowType, highType, maxType)
// Truncate ints bigger than uintptr. This is after the bounds // Truncate ints bigger than uintptr. This is after the bounds