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Subject: [Bug bootstrap/52878] [4.8 regression] bootstrap failure: "MASK_LONG_DOUBLE_128" redefined
Date: Fri, 06 Apr 2012 12:24:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52878

--- Comment #3 from H.J. Lu <hjl.tools at gmail dot com> 2012-04-06 12:23:46 UTC ---
(In reply to comment #1)
> Created attachment 27102 [details]
> A patch
> 
> This patch works for Linux/sparc. But it may not work
> for all sparc targets which don't include long-double-switch.opt.

This addition:

diff --git a/gcc/config/sparc/sparc.h b/gcc/config/sparc/sparc.h
index a1919b4..a04f8ef 100644
--- a/gcc/config/sparc/sparc.h
+++ b/gcc/config/sparc/sparc.h
@@ -53,6 +53,14 @@ along with GCC; see the file COPYING3.  If not see
 #endif /* IN_LIBGCC2 */
 #define TARGET_ARCH64 (! TARGET_ARCH32)

+#ifndef TARGET_LONG_DOUBLE_128
+#define TARGET_LONG_DOUBLE_128 0
+#endif
+
+#ifndef MASK_LONG_DOUBLE_128
+#define MASK_LONG_DOUBLE_128 0
+#endif
+
 /* Code model selection in 64-bit environment.

    The machine mode used for addresses is 32-bit wide:

is also needed.