X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Froms%2Fipxe%2Fsrc%2Farch%2Fi386%2FMakefile;h=99f875314b86f91832b7a61f7ea4d37ed17c5d94;hb=refs%2Fchanges%2F03%2F14303%2F1;hp=4925cc4e663eaca5cf8300caac6b8e84dde47f9b;hpb=5bbd6fe9b8bab2a93e548c5a53b032d1939eec05;p=kvmfornfv.git

diff --git a/qemu/roms/ipxe/src/arch/i386/Makefile b/qemu/roms/ipxe/src/arch/i386/Makefile
index 4925cc4e6..99f875314 100644
--- a/qemu/roms/ipxe/src/arch/i386/Makefile
+++ b/qemu/roms/ipxe/src/arch/i386/Makefile
@@ -69,6 +69,17 @@ CFLAGS		+= -fshort-wchar
 #
 CFLAGS			+= -Ui386
 
+# Some widespread patched versions of gcc include -fPIE -Wl,-pie by
+# default.  Note that gcc will exit *successfully* if it fails to
+# recognise an option that starts with "no", so we have to test for
+# output on stderr instead of checking the exit status.
+#
+ifeq ($(CCTYPE),gcc)
+PIE_TEST = [ -z "`$(CC) -fno-PIE -nopie -x c -c /dev/null -o /dev/null 2>&1`" ]
+PIE_FLAGS := $(shell $(PIE_TEST) && $(ECHO) '-fno-PIE -nopie')
+WORKAROUND_CFLAGS += $(PIE_FLAGS)
+endif
+
 # Define version string for lkrnprefix.S
 #
 CFLAGS_lkrnprefix	+= -DVERSION="\"$(VERSION)\""