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authorH.J. Lu <hjl.tools@gmail.com>2015-02-23 06:28:18 -0800
committerH.J. Lu <hjl.tools@gmail.com>2015-02-23 06:28:33 -0800
commitd49499c128f38e77f1b424ea4fabea0014dd95c1 (patch)
tree769add206f599429f2dc22b3c7f3e478c878a7c4 /csu/Makefile
parent51225803259c69a792a272d067443f3fbc9b79d7 (diff)
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Compile gcrt1.o with -fPIC
We compile gcrt1.o with -fPIC to support both "gcc -pg" and "gcc -pie -pg".

	[BZ #17836]
	* csu/Makefile (extra-objs): Add gmon-start.o if not builing
	shared library.  Add gmon-start.os otherwise.
	($(objpfx)g$(start-installed-name)): Use $(objpfx)S%
	$(objpfx)gmon-start.os if builing shared library.
	($(objpfx)g$(static-start-installed-name)): Likewise.
Diffstat (limited to 'csu/Makefile')
-rw-r--r--csu/Makefile13
1 files changed, 11 insertions, 2 deletions
diff --git a/csu/Makefile b/csu/Makefile
index f7cf4af3d1..9f0855a6ac 100644
--- a/csu/Makefile
+++ b/csu/Makefile
@@ -32,7 +32,7 @@ aux	 = errno
 elide-routines.os = libc-tls
 static-only-routines = elf-init
 csu-dummies = $(filter-out $(start-installed-name),crt1.o Mcrt1.o)
-extra-objs = start.o gmon-start.o \
+extra-objs = start.o \
 	     $(start-installed-name) g$(start-installed-name) $(csu-dummies) \
 	     S$(start-installed-name)
 omit-deps = $(patsubst %.o,%,$(start-installed-name) g$(start-installed-name) \
@@ -46,9 +46,11 @@ tests := tst-empty tst-atomic tst-atomic-long
 tests-static := tst-empty
 
 ifeq (yes,$(build-shared))
-extra-objs += S$(start-installed-name)
+extra-objs += S$(start-installed-name) gmon-start.os
 install-lib += S$(start-installed-name)
 generated += start.os
+else
+extra-objs += gmon-start.o
 endif
 
 ifneq ($(start-installed-name),$(static-start-installed-name))
@@ -95,10 +97,17 @@ endif
 # The profiling startfile is made by linking together the normal
 # startfile with gmon-start.o, which defines a constructor function
 # to turn on profiling code at startup.
+ifeq (yes,$(build-shared))
+$(addprefix $(objpfx),$(sort g$(start-installed-name) \
+			     g$(static-start-installed-name))): \
+  $(objpfx)g%: $(objpfx)S% $(objpfx)gmon-start.os
+	$(link-relocatable)
+else
 $(addprefix $(objpfx),$(sort g$(start-installed-name) \
 			     g$(static-start-installed-name))): \
   $(objpfx)g%: $(objpfx)% $(objpfx)gmon-start.o
 	$(link-relocatable)
+endif
 
 # These extra files are sometimes expected by system standard linking
 # procedures, but we have nothing for them to do.  So compile empty files.