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[embedded] Fix embedded Swift builds with -Xcc -ffreestanding and -fno-builtin #68817

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Merged
merged 2 commits into from
Sep 29, 2023
Merged

[embedded] Fix embedded Swift builds with -Xcc -ffreestanding and -fno-builtin #68817

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0687da3
[embedded] Fix embedded Swift builds with -Xcc -ffreestanding and -fn…
kubamracek Sep 28, 2023
256908b
[embedded] Mark embedded/fno-builtin.swift as macOS only
kubamracek Sep 28, 2023
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2 changes: 1 addition & 1 deletion stdlib/public/SwiftShims/swift/shims/LibcShims.h
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Expand Up @@ -41,8 +41,8 @@ __swift_size_t _swift_stdlib_fwrite_stdout(const void *ptr, __swift_size_t size,
// General utilities <stdlib.h>
// Memory management functions
extern int posix_memalign(void *_Nullable *_Nonnull memptr, __swift_size_t alignment, __swift_size_t size);
extern void free(void *_Nullable);
static inline void _swift_stdlib_free(void *_Nullable ptr) {
extern void free(void *_Nullable);
free(ptr);
}

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15 changes: 15 additions & 0 deletions test/embedded/fno-builtin.swift
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@@ -0,0 +1,15 @@
// RUN: %target-swift-emit-ir %s %S/Inputs/print.swift -module-name main -Xcc -fno-builtin -enable-experimental-feature Embedded | %FileCheck %s
// RUN: %target-swift-emit-ir %s %S/Inputs/print.swift -module-name main -Xcc -ffreestanding -enable-experimental-feature Embedded | %FileCheck %s

// REQUIRES: swift_in_compiler
// REQUIRES: VENDOR=apple
// REQUIRES: OS=macosx

public func foo() -> [Int] {
var a = [1, 2, 3]
a.append(4)
let b = a.sorted()
return b
}

// CHECK: define {{.*}}@"$s4main3fooSaySiGyF"()