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authorBernhard Reutner-Fischer <rep.dot.nop@gmail.com>2009-03-12 16:51:53 +0000
committerKhem Raj <raj.khem@gmail.com>2009-08-30 11:57:48 -0700
commitad8e1035c3feb1650640c2cfc995c1f5f917bbc7 (patch)
treea0c69831ad653d8e8b897187a7676a26f8fa0728 /libc/sysdeps/linux/arm/bits/mathdef.h
parentde60cf611b1b7dcad53f21728360dff1792ab4fc (diff)
honour NO_LONG_DOUBLE_MATH
This fixes compilation errors on hosts that turn off long double support for C99 like powerpc32. Signed-off-by: Khem Raj <raj.khem@gmail.com> Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Diffstat (limited to 'libc/sysdeps/linux/arm/bits/mathdef.h')
-rw-r--r--libc/sysdeps/linux/arm/bits/mathdef.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/arm/bits/mathdef.h b/libc/sysdeps/linux/arm/bits/mathdef.h
index 22722e37a..e013e74b7 100644
--- a/libc/sysdeps/linux/arm/bits/mathdef.h
+++ b/libc/sysdeps/linux/arm/bits/mathdef.h
@@ -34,3 +34,11 @@ typedef double double_t; /* `double' expressions are evaluated as
# define FP_ILOGBNAN (2147483647)
#endif /* ISO C99 */
+
+#ifndef __NO_LONG_DOUBLE_MATH
+/* Signal that we do not really have a `long double'. This disables the
+ declaration of all the `long double' function variants. */
+/* XXX The FPA does support this but the patterns in GCC are currently
+ turned off. */
+# define __NO_LONG_DOUBLE_MATH 1
+#endif