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mem: fix ub in writeInt

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Use inline to vastly simplify the exposed API.  This allows a
comptime-known endian parameter to be propogated, making extra functions
for a specific endianness completely unnecessary.
This commit is contained in:
Jacob Young
2023-10-31 04:26:57 -04:00
parent 50cdb65784
commit d890e81761
107 changed files with 1129 additions and 1337 deletions
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3
test/behavior/struct.zig
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@@ -1351,6 +1351,7 @@ test "under-aligned struct field" {
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_spirv64) return error.SkipZigTest;
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest;
const U = extern union {
fd: i32,
@@ -1364,7 +1365,7 @@ test "under-aligned struct field" {
var runtime: usize = 1234;
const ptr = &S{ .events = 0, .data = .{ .u64 = runtime } };
const array = @as(*const [12]u8, @ptrCast(ptr));
const result = std.mem.readIntNative(u64, array[4..12]);
const result = std.mem.readInt(u64, array[4..12], native_endian);
try expect(result == 1234);
}