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authorSverker Eriksson <[email protected]>2016-11-11 16:23:42 +0100
committerSverker Eriksson <[email protected]>2016-11-11 16:23:42 +0100
commitb4c76edc46f82a4d09d9f569e1d4e6013b265389 (patch)
tree0c6291f63db3532f872f6f1d96efb9881f7815ad /erts
parent867f7d604dff7d9ab34ca349e0ca3f29eba5c424 (diff)
parentedfa3b87542687baa2530a41241eb83d9afda1fb (diff)
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Merge branch 'sverker/hipe-no-pie-amd64/ERL-294/PR-1239/OTP-14031' into maint
* sverker/hipe-no-pie-amd64: erts: Disable -fPIE for HiPE on x86_64 erts: Fix correct link flags for hipe_mkliterals
Diffstat (limited to 'erts')
-rw-r--r--erts/configure.in17
-rw-r--r--erts/emulator/Makefile.in7
2 files changed, 22 insertions, 2 deletions
diff --git a/erts/configure.in b/erts/configure.in
index 4799178583..ad9a66126f 100644
--- a/erts/configure.in
+++ b/erts/configure.in
@@ -2794,6 +2794,23 @@ if test "$cross_compiling" != "yes" && test X${enable_hipe} != Xno; then
fi
fi
+dnl Check to disable -fPIE and friends for HiPE on amd64
+if test X${enable_hipe} = Xyes && test X$ARCH = Xamd64; then
+ AC_TRY_COMPILE(, [#if defined(__pie__) || defined(__PIE__)
+ #error -fPIE is enabled by default
+ #endif],
+ [AC_MSG_NOTICE([No -fPIE enabled by default])],
+ [AC_MSG_WARN([Security feature -fPIE will be disabled for HiPE])
+ STATIC_CFLAGS="-fno-PIE $STATIC_CFLAGS"
+ saved_LDFLAGS=$LDFLAGS
+ LDFLAGS="-no-pie $LDFLAGS"
+ AC_TRY_LINK(,, [],
+ [AC_MSG_WARN([Linked does not accept option -no-pie])
+ LDFLAGS=$saved_LDFLAGS])])
+
+fi
+
+
if test X${enable_fp_exceptions} = Xauto ; then
case $host_os in
*linux*)
diff --git a/erts/emulator/Makefile.in b/erts/emulator/Makefile.in
index e0260205e3..8772befe27 100644
--- a/erts/emulator/Makefile.in
+++ b/erts/emulator/Makefile.in
@@ -49,6 +49,7 @@ CREATE_DIRS=
LDFLAGS=@LDFLAGS@
ARFLAGS=rc
OMIT_OMIT_FP=no
+TYPE_LIBS=
DIRTY_SCHEDULER_SUPPORT=@DIRTY_SCHEDULER_SUPPORT@
NEW_PURGE_STRATEGY=@NEW_PURGE_STRATEGY@
@@ -90,7 +91,7 @@ PURIFY =
TYPEMARKER = .gcov
TYPE_FLAGS = $(DEBUG_CFLAGS) -DERTS_GCOV -DNO_JUMP_TABLE -fprofile-arcs -ftest-coverage -O0 -DERTS_CAN_INLINE=0 -DERTS_INLINE=
ifneq ($(findstring solaris,$(TARGET)),solaris)
-LIBS += -lgcov
+TYPE_LIBS = -lgcov
endif
ENABLE_ALLOC_TYPE_VARS += debug
else
@@ -146,6 +147,8 @@ endif
endif
endif
+LIBS += $(TYPE_LIBS)
+
comma:=,
space:=
space+=
@@ -931,7 +934,7 @@ $(OBJDIR)/%.o: hipe/%.c
$(V_CC) $(subst O2,O3, $(CFLAGS)) $(INCLUDES) -c $< -o $@
$(BINDIR)/hipe_mkliterals$(TF_MARKER): $(OBJDIR)/hipe_mkliterals.o
- $(ld_verbose)$(CC) $(CFLAGS) $(INCLUDES) -o $@ $<
+ $(ld_verbose)$(CC) $(LDFLAGS) -o $@ $< $(TYPE_LIBS)
$(OBJDIR)/hipe_mkliterals.o: $(HIPE_ASM) $(TTF_DIR)/erl_alloc_types.h $(DTRACE_HEADERS) \
$(TTF_DIR)/OPCODES-GENERATED $(TARGET)/TABLES-GENERATED