Merging r354207:

------------------------------------------------------------------------
r354207 | whitequark | 2019-02-16 23:33:10 +0100 (Sat, 16 Feb 2019) | 16 lines

[bindings/go] Fix building on 32-bit systems (ARM etc.)

Summary:
The patch in https://reviews.llvm.org/D53883 (by me) fails to build on 32-bit systems like ARM. Fix the array size to be less ridiculously large. 2<<20 should still be enough for all practical purposes.

Bug: https://bugs.llvm.org/show_bug.cgi?id=40426

Reviewers: whitequark, pcc

Reviewed By: whitequark

Subscribers: javed.absar, kristof.beyls, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D58030
------------------------------------------------------------------------

git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_80@354956 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/bindings/go/llvm/ir.go b/bindings/go/llvm/ir.go
index 1872a2ffe51092a31af4b685827d8ad0e6ffcb8d..3e85137a751a02746b78ac8649d02e9e7604e633 100644 (file)
--- a/bindings/go/llvm/ir.go
+++ b/bindings/go/llvm/ir.go
@@ -1263,7 +1263,7 @@ func (v Value) Indices() []uint32 {
        num := C.LLVMGetNumIndices(v.C)
        indicesPtr := C.LLVMGetIndices(v.C)
        // https://github.com/golang/go/wiki/cgo#turning-c-arrays-into-go-slices
-       rawIndices := (*[1 << 30]C.uint)(unsafe.Pointer(indicesPtr))[:num:num]
+       rawIndices := (*[1 << 20]C.uint)(unsafe.Pointer(indicesPtr))[:num:num]
        indices := make([]uint32, num)
        for i := range indices {
                indices[i] = uint32(rawIndices[i])