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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/x86_64
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/x86_64')
-rw-r--r--libc/sysdeps/linux/x86_64/bits/mathdef.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/x86_64/bits/mathdef.h b/libc/sysdeps/linux/x86_64/bits/mathdef.h
index 7b1618959..b0567e4d4 100644
--- a/libc/sysdeps/linux/x86_64/bits/mathdef.h
+++ b/libc/sysdeps/linux/x86_64/bits/mathdef.h
@@ -46,3 +46,7 @@ typedef long double double_t; /* `double' expressions are evaluated as
# define FP_ILOGBNAN (-2147483647 - 1)
#endif /* ISO C99 */
+
+#if !defined __NO_LONG_DOUBLE_MATH && !defined __UCLIBC_HAS_LONG_DOUBLE_MATH__
+# define __NO_LONG_DOUBLE_MATH 1
+#endif