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std: remove workaround for fixed bug

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The miscompilation in question has been fixed upstream in LLVM 13.

closes #8117
This commit is contained in:
Andrew Kelley 2022-09-13 18:19:36 -07:00
parent 0a89624d59
commit 68f2d6cb24
1 changed files with 3 additions and 15 deletions
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18
lib/std/multi_array_list.zig
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@ -320,11 +320,7 @@ pub fn MultiArrayList(comptime S: type) type {
inline for (fields) |field_info, i| {
if (@sizeOf(field_info.field_type) != 0) {
const field = @intToEnum(Field, i);
// TODO we should be able to use std.mem.copy here but it causes a
// test failure on aarch64 with -OReleaseFast
const src_slice = mem.sliceAsBytes(self_slice.items(field));
const dst_slice = mem.sliceAsBytes(other_slice.items(field));
@memcpy(dst_slice.ptr, src_slice.ptr, src_slice.len);
mem.copy(field_info.field_type, other_slice.items(field), self_slice.items(field));
}
}
gpa.free(self.allocatedBytes());
@ -388,11 +384,7 @@ pub fn MultiArrayList(comptime S: type) type {
inline for (fields) |field_info, i| {
if (@sizeOf(field_info.field_type) != 0) {
const field = @intToEnum(Field, i);
// TODO we should be able to use std.mem.copy here but it causes a
// test failure on aarch64 with -OReleaseFast
const src_slice = mem.sliceAsBytes(self_slice.items(field));
const dst_slice = mem.sliceAsBytes(other_slice.items(field));
@memcpy(dst_slice.ptr, src_slice.ptr, src_slice.len);
mem.copy(field_info.field_type, other_slice.items(field), self_slice.items(field));
}
}
gpa.free(self.allocatedBytes());
@ -411,11 +403,7 @@ pub fn MultiArrayList(comptime S: type) type {
inline for (fields) |field_info, i| {
if (@sizeOf(field_info.field_type) != 0) {
const field = @intToEnum(Field, i);
// TODO we should be able to use std.mem.copy here but it causes a
// test failure on aarch64 with -OReleaseFast
const src_slice = mem.sliceAsBytes(self_slice.items(field));
const dst_slice = mem.sliceAsBytes(result_slice.items(field));
@memcpy(dst_slice.ptr, src_slice.ptr, src_slice.len);
mem.copy(field_info.field_type, result_slice.items(field), self_slice.items(field));
}
}
return result;