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2011-06-04 Magnus Granberg <zorry@gentoo.org>
* Makefile.in We add -fno-stack-protector to BOOT_CFLAGS, LIBCFLAGS and LIBCXXFLAGS if enable_espf yes.
* gcc/Makefile.in Add -fno-PIE. to CRTSTUFF_CFLAGS and ALL_CFLAGS if enable_espf yes
--- Makefile.in 2010-01-22 08:35:38.000000000 -0500
+++ Makefile.in 2010-02-07 15:10:59.000000000 -0500
@@ -350,9 +350,17 @@
BUILD_PREFIX = @BUILD_PREFIX@
BUILD_PREFIX_1 = @BUILD_PREFIX_1@
+# Some stuff don't work well with SSP
+enable_espf = @enable_espf@
+ifeq ($(enable_espf),yes)
+ESPF_NOSSP_CFLAGS = -fno-stack-protector
+else
+ESPF_NOSSP_CFLAGS=
+endif
+
# Flags to pass to stage2 and later makes. They are defined
# here so that they can be overridden by Makefile fragments.
-BOOT_CFLAGS= -g -O2
+BOOT_CFLAGS= -g -O2 $(ESPF_NOSSP_CFLAGS)
BOOT_LDFLAGS=
BOOT_ADAFLAGS=-gnatpg -gnata
@@ -403,9 +403,9 @@
CFLAGS = @CFLAGS@
LDFLAGS = @LDFLAGS@
-LIBCFLAGS = $(CFLAGS)
+LIBCFLAGS = $(CFLAGS) $(ESPF_NOSSP_CFLAGS)
CXXFLAGS = @CXXFLAGS@
-LIBCXXFLAGS = $(CXXFLAGS) -fno-implicit-templates
+LIBCXXFLAGS = $(CXXFLAGS) -fno-implicit-templates $(ESPF_NOSSP_CFLAGS)
GOCFLAGS = $(CFLAGS)
TFLAGS =
--- a/gcc/Makefile.in 2011-04-22 22:04:42.000000000 +0200
+++ b/gcc/Makefile.in 2011-06-24 15:03:02.440236923 +0200
@@ -642,13 +642,21 @@
INHIBIT_LIBC_CFLAGS = -Dinhibit_libc
endif
+# We don't want to compile the gcc tree with -fPIE when we have espf enable.
+enable_espf = @enable_espf@
+ifeq ($(enable_espf),yes)
+ESPF_NOPIE_CFLAGS = -fno-PIE
+else
+ESPF_NOPIE_CFLAGS=
+endif
+
# Options to use when compiling libgcc2.a.
#
LIBGCC2_DEBUG_CFLAGS = -g
LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(TARGET_LIBGCC2_CFLAGS) \
$(LIBGCC2_DEBUG_CFLAGS) $(GTHREAD_FLAGS) \
-DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED \
- -fno-stack-protector \
+ -fno-stack-protector $(ESPF_NOPIE_CFLAGS) \
$(INHIBIT_LIBC_CFLAGS)
# Additional options to use when compiling libgcc2.a.
@@ -662,7 +670,7 @@
CRTSTUFF_CFLAGS = -O2 $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -g0 \
-finhibit-size-directive -fno-inline -fno-exceptions \
-fno-zero-initialized-in-bss -fno-toplevel-reorder -fno-tree-vectorize \
- -fno-stack-protector \
+ -fno-stack-protector $(ESPF_NOPIE_CFLAGS) \
$(INHIBIT_LIBC_CFLAGS)
# Additional sources to handle exceptions; overridden by targets as needed.
@@ -1002,7 +1010,7 @@
# This is the variable actually used when we compile. If you change this,
# you probably want to update BUILD_CFLAGS in configure.ac
-ALL_CFLAGS = $(T_CFLAGS) $(CFLAGS-$@) \
+ALL_CFLAGS = $(ESPF_NOPIE_CFLAGS) $(T_CFLAGS) $(CFLAGS-$@) \
$(CFLAGS) $(INTERNAL_CFLAGS) $(COVERAGE_FLAGS) $(WARN_CFLAGS) @DEFS@
# The C++ version.
@@ -1928,7 +1936,7 @@
echo LIBGCC_SYNC = '$(LIBGCC_SYNC)' >> tmp-libgcc.mvars
echo LIBGCC_SYNC_CFLAGS = '$(LIBGCC_SYNC_CFLAGS)' >> tmp-libgcc.mvars
echo CRTSTUFF_CFLAGS = '$(CRTSTUFF_CFLAGS)' >> tmp-libgcc.mvars
- echo CRTSTUFF_T_CFLAGS = '$(CRTSTUFF_T_CFLAGS)' >> tmp-libgcc.mvars
+ echo CRTSTUFF_T_CFLAGS = '$(CRTSTUFF_T_CFLAGS) $(ESPF_NOPIE_CFLAGS)' >> tmp-libgcc.mvars
echo CRTSTUFF_T_CFLAGS_S = '$(CRTSTUFF_T_CFLAGS_S)' >> tmp-libgcc.mvars
echo TARGET_SYSTEM_ROOT = '$(TARGET_SYSTEM_ROOT)' >> tmp-libgcc.mvars
|
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