fix tests

- C host must explicitly be linked against pthread

- need dummy ref to _d_dso_registry to support weak linkage

src/rt/sections_elf_shared.d

@@ -114,12 +114,16 @@ private:
 __gshared bool _isRuntimeInitialized;
 
 
+version (FreeBSD) private __gshared void* dummy_ref;
+
 /****
  * Gets called on program startup just before GC is initialized.
  */
 void initSections()
 {
     _isRuntimeInitialized = true;
+    // reference symbol to support weak linkage
+    version (FreeBSD) dummy_ref = &_d_dso_registry;
 }
 
 

test/shared/Makefile

@@ -51,16 +51,16 @@ $(ROOT)/load_13414: $(ROOT)/%: $(SRC)/%.d $(ROOT)/lib_13414.so $(DRUNTIMESO)
 	$(QUIET)$(DMD) $(DFLAGS) -of$@ $< $(LINKDL)
 
 $(ROOT)/linkD: $(SRC)/linkD.c $(ROOT)/lib.so $(DRUNTIMESO)
-	$(QUIET)$(CC) $(CFLAGS) -o $@ $< $(ROOT)/lib.so $(LDL)
+	$(QUIET)$(CC) $(CFLAGS) -o $@ $< $(ROOT)/lib.so $(LDL) -pthread
 
 $(ROOT)/linkDR: $(SRC)/linkDR.c $(ROOT)/lib.so $(DRUNTIMESO)
-	$(QUIET)$(CC) $(CFLAGS) -o $@ $< $(DRUNTIMESO) $(LDL)
+	$(QUIET)$(CC) $(CFLAGS) -o $@ $< $(DRUNTIMESO) $(LDL) -pthread
 
 $(ROOT)/loadDR: $(SRC)/loadDR.c $(ROOT)/lib.so $(DRUNTIMESO)
-	$(QUIET)$(CC) $(CFLAGS) -o $@ $< $(LDL)
+	$(QUIET)$(CC) $(CFLAGS) -o $@ $< $(LDL) -pthread
 
 $(ROOT)/host: $(SRC)/host.c $(ROOT)/plugin1.so $(ROOT)/plugin2.so
-	$(QUIET)$(CC) $(CFLAGS) -o $@ $< $(LDL)
+	$(QUIET)$(CC) $(CFLAGS) -o $@ $< $(LDL) -pthread
 
 $(ROOT)/liblinkdep.so: $(ROOT)/lib.so
 $(ROOT)/liblinkdep.so: DFLAGS+=-L$(ROOT)/lib.so

test/shared/src/load_13414.d

@@ -1,4 +1,4 @@
-import core.runtime, core.atomic, core.sys.linux.dlfcn;
+import core.runtime, core.atomic, core.sys.posix.dlfcn;
 
 shared uint tlsDtor, dtor;
 void staticDtorHook() { atomicOp!"+="(tlsDtor, 1); }