From: Michael Meissner <Michael Meissner meissner@linux.ibm.com>
Date: Tue, 5 May 2020 17:31:03 +0000 (-0400)
Subject: Patch ieee128-lib-patch003b
X-Git-Tag: upstream/12.2.0~16860
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6034b9ca2428c073af950db3447bec785216ed05;p=platform%2Fupstream%2Fgcc.git

Patch ieee128-lib-patch003b
---

diff --git a/libgcc/ChangeLog.meissner b/libgcc/ChangeLog.meissner
index 98683f4..54018d9 100644
--- a/libgcc/ChangeLog.meissner
+++ b/libgcc/ChangeLog.meissner
@@ -1,3 +1,10 @@
+2020-05-05  Michael Meissner  <meissner@linux.ibm.com>
+
+	(~/patches/ieee128-lib-patch003b)
+	PR target/94630
+	* config/rs6000/t-float128 (ibm-ldouble$(objext)): Add the
+	-mno-gnu-attribute option.
+
 2020-05-05   Michael Meissner  <meissner@linux.ibm.com>
 
 	Clone branch
diff --git a/libgcc/config/rs6000/t-float128 b/libgcc/config/rs6000/t-float128
index d541344..4d4e80c 100644
--- a/libgcc/config/rs6000/t-float128
+++ b/libgcc/config/rs6000/t-float128
@@ -69,6 +69,13 @@ $(fp128_ppc_obj)	 : INTERNAL_CFLAGS += $(FP128_CFLAGS_SW)
 $(fp128_obj)		 : $(fp128_includes)
 $(fp128_obj)		 : $(srcdir)/config/rs6000/quad-float128.h
 
+
+# If we are switching the default long double type, we need to use
+# -mno-gnu-attribute so that the __ibm128 support functions don't signal a
+# linker error since the default long double is now IEEE 128-bit instead of IBM
+# 128-bit.
+ibm-ldouble$(objext)	: INTERNAL_CFLAGS += -mno-gnu-attribute
+
 $(fp128_softfp_src) : $(srcdir)/soft-fp/$(subst -sw,,$(subst kf,tf,$@)) $(fp128_dep)
 	@src="$(srcdir)/soft-fp/$(subst -sw,,$(subst kf,tf,$@))"; \
 	echo "Create $@"; \