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- Fix alignment for uint128 to 16 with WASM targets.

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- Incorrect assert in struct alignment checking #2841
- Packed structs sometimes not lowered as such.
This commit is contained in:
Christoffer Lerno
2026-01-25 23:05:43 +01:00
parent 4899ee14e2
commit e901a3de55
9 changed files with 50 additions and 11 deletions
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3
lib/std/core/env.c3
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@@ -154,12 +154,13 @@ const bool FREEBSD = LIBC && OS_TYPE == FREEBSD;
const bool NETBSD = LIBC && OS_TYPE == NETBSD;
const bool BSD_FAMILY = env::FREEBSD || env::OPENBSD || env::NETBSD;
const bool WASI = LIBC && OS_TYPE == WASI;
const bool WASM = ARCH_TYPE == ArchType.WASM32 || ARCH_TYPE == ArchType.WASM64;
const bool ANDROID = LIBC && OS_TYPE == ANDROID;
const bool WASM_NOLIBC @builtin @deprecated("Use 'FREESTANDING_WASM' instead") = !LIBC && ARCH_TYPE == ArchType.WASM32 || ARCH_TYPE == ArchType.WASM64;
const bool FREESTANDING_PE32 = NO_LIBC && OS_TYPE == WIN32;
const bool FREESTANDING_MACHO = NO_LIBC && OS_TYPE == MACOS;
const bool FREESTANDING_ELF = NO_LIBC && !env::FREESTANDING_PE32 && !env::FREESTANDING_MACHO && !env::FREESTANDING_WASM;
const bool FREESTANDING_WASM = NO_LIBC && (ARCH_TYPE == ArchType.WASM32 || ARCH_TYPE == ArchType.WASM64);
const bool FREESTANDING_WASM = NO_LIBC && WASM;
const bool FREESTANDING = env::FREESTANDING_PE32 || env::FREESTANDING_MACHO || env::FREESTANDING_ELF || env::FREESTANDING_WASM;
const bool ADDRESS_SANITIZER = $$ADDRESS_SANITIZER;
const bool MEMORY_SANITIZER = $$MEMORY_SANITIZER;

2
lib/std/core/mem.c3
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@@ -7,7 +7,7 @@ import std::os::posix, std::os::win32;
import std::math;
const MAX_MEMORY_ALIGNMENT = 0x1000_0000;
const DEFAULT_MEM_ALIGNMENT = (void*.alignof) * 2;
const DEFAULT_MEM_ALIGNMENT = env::WASM ? 16 : (void*.alignof) * 2;
const ulong KB = 1024;
const ulong MB = KB * 1024;
const ulong GB = MB * 1024;