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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/sh
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/sh')
-rw-r--r--libc/sysdeps/linux/sh/bits/mathdef.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/sh/bits/mathdef.h b/libc/sysdeps/linux/sh/bits/mathdef.h
index c419fcd4a..2b8caf194 100644
--- a/libc/sysdeps/linux/sh/bits/mathdef.h
+++ b/libc/sysdeps/linux/sh/bits/mathdef.h
@@ -61,3 +61,9 @@ typedef double double_t;
# define FP_ILOGBNAN 0x7fffffff
#endif /* ISO C99 */
+
+#ifndef __NO_LONG_DOUBLE_MATH
+/* Signal that we do not really have a `long double'. The disables the
+ declaration of all the `long double' function variants. */
+# define __NO_LONG_DOUBLE_MATH 1
+#endif