From: Craig Topper Date: Sun, 2 Apr 2017 03:02:53 +0000 (+0000) Subject: [X86] Add __extension__ to f16c macro intrinsics to suppress warnings about compound... X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c6cc829ed29ca27003cf2787885be7b265dd237a;p=clang [X86] Add __extension__ to f16c macro intrinsics to suppress warnings about compound literals when compiled for with earlier language standards enabled. Fixes PR32491. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@299321 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/lib/Headers/f16cintrin.h b/lib/Headers/f16cintrin.h index 180712ffc6..b796cc8431 100644 --- a/lib/Headers/f16cintrin.h +++ b/lib/Headers/f16cintrin.h @@ -72,9 +72,9 @@ _cvtsh_ss(unsigned short __a) /// 011: Truncate \n /// 1XX: Use MXCSR.RC for rounding /// \returns The converted 16-bit half-precision float value. -#define _cvtss_sh(a, imm) \ - ((unsigned short)(((__v8hi)__builtin_ia32_vcvtps2ph((__v4sf){a, 0, 0, 0}, \ - (imm)))[0])) +#define _cvtss_sh(a, imm) __extension__ ({ \ + (unsigned short)(((__v8hi)__builtin_ia32_vcvtps2ph((__v4sf){a, 0, 0, 0}, \ + (imm)))[0]); }) /// \brief Converts a 128-bit vector containing 32-bit float values into a /// 128-bit vector containing 16-bit half-precision float values. @@ -99,8 +99,8 @@ _cvtsh_ss(unsigned short __a) /// \returns A 128-bit vector containing converted 16-bit half-precision float /// values. The lower 64 bits are used to store the converted 16-bit /// half-precision floating-point values. -#define _mm_cvtps_ph(a, imm) \ - ((__m128i)__builtin_ia32_vcvtps2ph((__v4sf)(__m128)(a), (imm))) +#define _mm_cvtps_ph(a, imm) __extension__ ({ \ + (__m128i)__builtin_ia32_vcvtps2ph((__v4sf)(__m128)(a), (imm)); }) /// \brief Converts a 128-bit vector containing 16-bit half-precision float /// values into a 128-bit vector containing 32-bit float values.