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-rw-r--r--erts/aclocal.m45
-rw-r--r--erts/emulator/Makefile.in10
2 files changed, 9 insertions, 6 deletions
diff --git a/erts/aclocal.m4 b/erts/aclocal.m4
index 5daaa0ae5b..27f643921e 100644
--- a/erts/aclocal.m4
+++ b/erts/aclocal.m4
@@ -125,6 +125,9 @@ AC_DEFUN(LM_FIND_EMU_CC,
ac_cv_prog_emu_cc,
[
AC_TRY_COMPILE([],[
+#ifdef __llvm__
+#error "llvm is currently unable to compile beam_emu.c"
+#endif
__label__ lbl1;
__label__ lbl2;
int x = magic();
@@ -140,7 +143,7 @@ lbl2:
],ac_cv_prog_emu_cc=$CC,ac_cv_prog_emu_cc=no)
if test $ac_cv_prog_emu_cc = no; then
- for ac_progname in emu_cc.sh gcc; do
+ for ac_progname in emu_cc.sh gcc-4.2 gcc; do
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
ac_dummy="$PATH"
for ac_dir in $ac_dummy; do
diff --git a/erts/emulator/Makefile.in b/erts/emulator/Makefile.in
index 1ecda6bfa2..6cd9be5680 100644
--- a/erts/emulator/Makefile.in
+++ b/erts/emulator/Makefile.in
@@ -600,11 +600,6 @@ INCLUDES += -I$(ERL_TOP)/erts/etc/vxworks
endif
ifeq ($(TARGET),win32)
-# Usually the same as the default rule, but certain platforms (i.e. win32) mix
-# different compilers
-$(OBJDIR)/beam_emu.o: beam/beam_emu.c
- $(EMU_CC) $(subst -O2, $(GEN_OPT_FLGS), $(CFLAGS)) $(INCLUDES) -c $< -o $@
-
$(OBJDIR)/dll_sys.o: sys/$(ERLANG_OSTYPE)/sys.c
$(CC) $(CFLAGS) -DERL_RUN_SHARED_LIB=1 $(INCLUDES) -c $< -o $@
@@ -618,6 +613,11 @@ $(OBJDIR)/beam_emu.o: beam/beam_emu.c
$(CC) $(subst -O2, $(GEN_OPT_FLGS), $(CFLAGS)) \
-OPT:Olimit=0 -WOPT:lpre=off:spre=off:epre=off \
$(INCLUDES) -c $< -o $@
+else
+# Usually the same as the default rule, but certain platforms (e.g. win32) mix
+# different compilers
+$(OBJDIR)/beam_emu.o: beam/beam_emu.c
+ $(EMU_CC) $(subst -O2, $(GEN_OPT_FLGS), $(CFLAGS)) $(INCLUDES) -c $< -o $@
endif