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[WASM] Restore lost _withStackOrHeapBuffer implementation #143

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Merged
merged 1 commit into from
Oct 7, 2020
Merged

[WASM] Restore lost _withStackOrHeapBuffer implementation #143

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13 changes: 12 additions & 1 deletion CoreFoundation/Base.subproj/ForSwiftFoundationOnly.h
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Original file line number Diff line number Diff line change
Expand Up @@ -505,7 +505,18 @@ static inline _Bool _resizeConditionalAllocationBuffer(_ConditionalAllocationBuf
return true;
}

#if !TARGET_OS_WASI
#if TARGET_OS_WASI
static inline _Bool _withStackOrHeapBuffer(size_t amount, void (__attribute__((noescape)) ^ _Nonnull applier)(_ConditionalAllocationBuffer *_Nonnull)) {
_ConditionalAllocationBuffer buffer;
buffer.capacity = amount;
buffer.onStack = false;
buffer.memory = malloc(buffer.capacity);
if (buffer.memory == NULL) { return false; }
applier(&buffer);
free(buffer.memory);
return true;
}
#else
static inline _Bool _withStackOrHeapBuffer(size_t amount, void (__attribute__((noescape)) ^ _Nonnull applier)(_ConditionalAllocationBuffer *_Nonnull)) {
_ConditionalAllocationBuffer buffer;
#if TARGET_OS_MAC
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