Add tests for "Out of memory exception"

posix.mak

@@ -197,7 +197,7 @@ $(DRUNTIME): $(OBJS) $(SRCS)
 UT_MODULES:=$(patsubst src/%.d,$(ROOT)/unittest/%,$(SRCS))
 HAS_ADDITIONAL_TESTS:=$(shell test -d test && echo 1)
 ifeq ($(HAS_ADDITIONAL_TESTS),1)
-	ADDITIONAL_TESTS:=test/init_fini test/exceptions test/coverage test/profile test/cycles
+	ADDITIONAL_TESTS:=test/init_fini test/exceptions test/coverage test/profile test/cycles test/allocations
 	ADDITIONAL_TESTS+=$(if $(SHARED),test/shared,)
 endif
 

test/allocations/Makefile

@@ -0,0 +1,23 @@
+include ../common.mak
+
+TESTS:=overflow_from_zero overflow_from_existing
+
+DIFF:=diff
+SED:=sed
+
+.PHONY: all clean
+all: $(addprefix $(ROOT)/,$(addsuffix .done,$(TESTS)))
+
+$(ROOT)/overflow_from_zero.done: STDERR_EXP="Memory allocation failed"
+$(ROOT)/overflow_from_existing.done: STDERR_EXP="Memory allocation failed"
+$(ROOT)/%.done: $(ROOT)/%
+	@echo Testing $*
+	$(NEGATE) $(QUIET)$(TIMELIMIT)$(ROOT)/$* $(RUN_ARGS) 2>&1 1>/dev/null | head -n 1 | grep -qF $(STDERR_EXP)
+	@touch $@
+
+$(ROOT)/unittest_assert: DFLAGS+=-unittest
+$(ROOT)/%: $(SRC)/%.d
+	$(QUIET)$(DMD) $(DFLAGS) -of$@ $<
+
+clean:
+	rm -rf $(GENERATED)

test/allocations/src/overflow_from_existing.d

@@ -0,0 +1,6 @@
+void main()
+{
+    void[] buffer;
+    buffer.length = 1;
+    buffer.length = size_t.max;
+}

test/allocations/src/overflow_from_zero.d

@@ -0,0 +1,6 @@
+void main()
+{
+    void[] buffer;
+    buffer.length = 1;
+    buffer.length = size_t.max;
+}