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commit fdf4534d02483af279deddfd23cb61f6079dd277
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Author: Siddhesh Poyarekar <siddhesh@redhat.com>
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Date: Tue Mar 18 07:22:36 2014 +0530
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Fix -Wundef warnins for __FP_FAST_FMA*
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The macros are defined by the compiler, so we can only verify whether
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they are defined or not.
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diff --git a/bits/mathdef.h b/bits/mathdef.h
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index fb998ca22fd78e44..ed62a000be11cd37 100644
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--- a/bits/mathdef.h
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+++ b/bits/mathdef.h
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@@ -35,15 +35,15 @@ typedef double double_t; /* `double' expressions are evaluated as
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/* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l}
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builtins are supported. */
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-#if __FP_FAST_FMA
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+#ifdef __FP_FAST_FMA
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# define FP_FAST_FMA 1
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#endif
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-#if __FP_FAST_FMAF
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+#ifdef __FP_FAST_FMAF
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# define FP_FAST_FMAF 1
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#endif
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-#if __FP_FAST_FMAL
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+#ifdef __FP_FAST_FMAL
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# define FP_FAST_FMAL 1
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#endif
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diff --git a/sysdeps/arm/bits/mathdef.h b/sysdeps/arm/bits/mathdef.h
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index 37e92267455e5ddd..8230d4ba78a991c6 100644
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--- a/sysdeps/arm/bits/mathdef.h
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+++ b/sysdeps/arm/bits/mathdef.h
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@@ -35,15 +35,15 @@ typedef double double_t; /* `double' expressions are evaluated as
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/* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l}
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builtins are supported. */
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-# if __FP_FAST_FMA
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+# ifdef __FP_FAST_FMA
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# define FP_FAST_FMA 1
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# endif
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-# if __FP_FAST_FMAF
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+# ifdef __FP_FAST_FMAF
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# define FP_FAST_FMAF 1
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# endif
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-# if __FP_FAST_FMAL
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+# ifdef __FP_FAST_FMAL
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# define FP_FAST_FMAL 1
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# endif
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diff --git a/sysdeps/tile/bits/mathdef.h b/sysdeps/tile/bits/mathdef.h
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index bf0da5e438b2c01c..e5c54e85674d7695 100644
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--- a/sysdeps/tile/bits/mathdef.h
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+++ b/sysdeps/tile/bits/mathdef.h
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@@ -33,15 +33,15 @@ typedef double double_t;
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/* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l}
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builtins are supported. */
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-# if __FP_FAST_FMA
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+# ifdef __FP_FAST_FMA
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# define FP_FAST_FMA 1
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# endif
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-# if __FP_FAST_FMAF
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+# ifdef __FP_FAST_FMAF
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# define FP_FAST_FMAF 1
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# endif
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-# if __FP_FAST_FMAL
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+# ifdef __FP_FAST_FMAL
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# define FP_FAST_FMAL 1
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# endif
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diff --git a/sysdeps/x86/bits/mathdef.h b/sysdeps/x86/bits/mathdef.h
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index c202ad5928659f21..d7b40b4a52e95fe1 100644
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--- a/sysdeps/x86/bits/mathdef.h
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+++ b/sysdeps/x86/bits/mathdef.h
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@@ -44,15 +44,15 @@ typedef long double double_t; /* `double' expressions are evaluated as
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/* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l}
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builtins are supported. */
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-# if __FP_FAST_FMA
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+# ifdef __FP_FAST_FMA
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# define FP_FAST_FMA 1
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# endif
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-# if __FP_FAST_FMAF
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+# ifdef __FP_FAST_FMAF
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# define FP_FAST_FMAF 1
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# endif
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-# if __FP_FAST_FMAL
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+# ifdef __FP_FAST_FMAL
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# define FP_FAST_FMAL 1
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# endif
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