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[runtime] Only enable _Float16 when the compiler supports it #9189

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[runtime] Only enable _Float16 when the compiler supports it #9189

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2 changes: 1 addition & 1 deletion src/runtime/HalideRuntime.h
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Original file line number Diff line number Diff line change
Expand Up @@ -108,7 +108,7 @@ extern "C" {
// Ideally there would be a better way to detect if the type
// is supported, even in a compiler independent fashion, but
// coming up with one has proven elusive.
#if defined(__clang__) && (__clang_major__ >= 15) && !defined(__EMSCRIPTEN__) && !defined(__i386__) && !defined(__wasm__)
#if defined(__clang__) && (__clang_major__ >= 15) && !defined(__EMSCRIPTEN__) && !defined(__i386__) && !defined(__wasm__) && defined(__FLT16_MANT_DIG__)
#if defined(__is_identifier)
#if !__is_identifier(_Float16)
#undef HALIDE_CPP_COMPILER_HAS_FLOAT16
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