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From: Dimitry Andric <dim@FreeBSD.org>
Date: Mon, 16 Apr 2012 21:36:56 +0000 (UTC)
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Subject: svn commit: r234356 - in head: gnu/lib/csu lib/clang lib/csu/powerpc
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Author: dim
Date: Mon Apr 16 21:36:55 2012
New Revision: 234356
URL: http://svn.freebsd.org/changeset/base/234356

Log:
  Work around an issue on 32-bit PowerPC, where clang executable can get
  too big, causing 'relocation truncated to fit' errors at link time.
  
  Reviewed by:	nwhitehorn

Modified:
  head/gnu/lib/csu/Makefile
  head/lib/clang/clang.build.mk
  head/lib/csu/powerpc/Makefile

Modified: head/gnu/lib/csu/Makefile
==============================================================================
--- head/gnu/lib/csu/Makefile	Mon Apr 16 21:28:04 2012	(r234355)
+++ head/gnu/lib/csu/Makefile	Mon Apr 16 21:36:55 2012	(r234356)
@@ -34,6 +34,7 @@ CFLAGS+=	-include osreldate.h
 .if ${MACHINE_CPUARCH} == "powerpc"
 TGTOBJS=	crtsavres.o
 SRCS+=		crtsavres.asm
+CFLAGS+=	-mlongcall
 .endif
 .if ${MACHINE_CPUARCH} == "sparc64"
 TGTOBJS=	crtfastmath.o

Modified: head/lib/clang/clang.build.mk
==============================================================================
--- head/lib/clang/clang.build.mk	Mon Apr 16 21:28:04 2012	(r234355)
+++ head/lib/clang/clang.build.mk	Mon Apr 16 21:36:55 2012	(r234356)
@@ -11,6 +11,12 @@ CFLAGS+=-I${LLVM_SRCS}/include -I${CLANG
 # LLVM is not strict aliasing safe as of 12/31/2011
 CFLAGS+= -fno-strict-aliasing
 
+# Work around an issue on 32-bit PowerPC, where the clang executable can get
+# too big, causing 'relocation truncated to fit' errors at link time.
+.if ${MACHINE_ARCH} == "powerpc"
+CFLAGS+=-mlongcall
+.endif
+
 TARGET_ARCH?=	${MACHINE_ARCH}
 CFLAGS+=-DLLVM_DEFAULT_TARGET_TRIPLE=\"${TARGET_ARCH:C/amd64/x86_64/}-unknown-freebsd10.0\"
 

Modified: head/lib/csu/powerpc/Makefile
==============================================================================
--- head/lib/csu/powerpc/Makefile	Mon Apr 16 21:28:04 2012	(r234355)
+++ head/lib/csu/powerpc/Makefile	Mon Apr 16 21:36:55 2012	(r234356)
@@ -6,7 +6,8 @@ SRCS=		crt1.c crti.S crtn.S
 OBJS=		${SRCS:N*.h:R:S/$/.o/g}
 OBJS+=		Scrt1.o gcrt1.o
 CFLAGS+=	-I${.CURDIR}/../common \
-		-I${.CURDIR}/../../libc/include
+		-I${.CURDIR}/../../libc/include \
+		-mlongcall
 
 all: ${OBJS}