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Diffstat (limited to '')
-rw-r--r-- | test/inline_math_bits_rotate.go | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/test/inline_math_bits_rotate.go b/test/inline_math_bits_rotate.go new file mode 100644 index 0000000..a0341ea --- /dev/null +++ b/test/inline_math_bits_rotate.go @@ -0,0 +1,28 @@ +// +build amd64 +// errorcheck -0 -m + +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Test that inlining of math/bits.RotateLeft* treats those calls as intrinsics. + +package p + +import "math/bits" + +var ( + x8 uint8 + x16 uint16 + x32 uint32 + x64 uint64 + x uint +) + +func f() { // ERROR "can inline f" + x8 = bits.RotateLeft8(x8, 1) + x16 = bits.RotateLeft16(x16, 1) + x32 = bits.RotateLeft32(x32, 1) + x64 = bits.RotateLeft64(x64, 1) + x = bits.RotateLeft(x, 1) +} |