From ce272ae2c5d59ec35e21cfa38e742b67899cc8bf Mon Sep 17 00:00:00 2001 From: Craig Topper Date: Sun, 2 Apr 2017 03:02:53 +0000 Subject: [PATCH] [X86] Add __extension__ to f16c macro intrinsics to suppress warnings about compound literals when compiled for with earlier language standards enabled. Fixes PR32491. llvm-svn: 299321 --- clang/lib/Headers/f16cintrin.h | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/clang/lib/Headers/f16cintrin.h b/clang/lib/Headers/f16cintrin.h index 180712f..b796cc8 100644 --- a/clang/lib/Headers/f16cintrin.h +++ b/clang/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. -- 2.7.4