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

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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

llvm-svn: 354207
This commit is contained in:
whitequark 2019-02-16 22:33:10 +00:00
parent 5e40002625
commit 9de745c81c
1 changed files with 1 additions and 1 deletions
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2
bindings/go/llvm/ir.go
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@ -1262,7 +1262,7 @@ 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])