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-rw-r--r--sysdeps/powerpc/powerpc64/Makefile6
1 files changed, 6 insertions, 0 deletions
diff --git a/sysdeps/powerpc/powerpc64/Makefile b/sysdeps/powerpc/powerpc64/Makefile
index 6e88df1d69..dd49dbbce2 100644
--- a/sysdeps/powerpc/powerpc64/Makefile
+++ b/sysdeps/powerpc/powerpc64/Makefile
@@ -25,6 +25,12 @@ no-special-regs := $(sort $(foreach n,40 41 50 51 60 61 62 63 \
-ffixed-v$n)) \
-ffixed-vrsave -ffixed-vscr -mno-altivec -mno-vsx
+# Likewise, we must disable IEEE long double support as some (all?)
+# compilers will not accept the above options with IEEE long double.
+ifeq ($(ibm128-fcts),yes)
+no-special-regs += -mabi=ibmlongdouble
+endif
+
# Need to prevent gcc from using fprs in code used during dynamic linking.
CFLAGS-dl-runtime.os = $(no-special-regs)