The new variable rs6000_passes_ieee128 is not referenced on non-ELF
paths. This patch protects the definition to avoid unused variable
warnings.
Thanks, David
* config/rs6000/rs6000.c (rs6000_passes_ieee128): Protect with #if TARGET_ELF.
Index: rs6000.c
===================================================================
--- rs6000.c (revision 261335)
+++ rs6000.c (working copy)
@@ -197,12 +197,14 @@
of this machine mode. */
scalar_int_mode rs6000_pmode;
+#if TARGET_ELF
/* Note whether IEEE 128-bit floating point was passed or returned, either as
the __float128/_Float128 explicit type, or when long double is IEEE 128-bit
floating point. We changed the default C++ mangling for these types and we
may want to generate a weak alias of the old mangling (U10__float128) to the
new mangling (u9__ieee128). */
static bool rs6000_passes_ieee128;
+#endif
/* Generate the manged name (i.e. U10__float128) used in GCC 8.1, and not the
name used in current releases (i.e. u9__ieee128). */
