compiler: emit a nil check when slicing an array pointer

2026-08-06 12:03:41 +00:00 · 2021-01-15 15:03:05 -05:00
parent a848d720db
commit f159429152
1 changed files with 1 additions and 0 deletions
@@ -1852,6 +1852,7 @@ func (b *builder) createExpr(expr ssa.Value) (llvm.Value, error) {
 				low,
 			}

+			b.createNilCheck(expr.X, value, "slice")
 			b.createSliceBoundsCheck(llvmLen, low, high, max, lowType, highType, maxType)

 			// Truncate ints bigger than uintptr. This is after the bounds