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-rw-r--r--gnu/packages/cross-base.scm6
1 files changed, 6 insertions, 0 deletions
diff --git a/gnu/packages/cross-base.scm b/gnu/packages/cross-base.scm
index c1e5f2eb79..bea2d69876 100644
--- a/gnu/packages/cross-base.scm
+++ b/gnu/packages/cross-base.scm
@@ -153,6 +153,12 @@ base compiler and using LIBC (which may be either a libc package or #f.)"
"--disable-decimal-float" ;would need libc
"--disable-libcilkrts"
+ ,@(if (equal? "powerpc64le-linux-gnu" target)
+ ;; On POWER9 (little endian) glibc needs
+ ;; the 128-bit long double type.
+ '("--with-long-double-128")
+ '())
+
;; When target is any OS other than 'none' these
;; libraries will fail if there is no libc
;; present. See