diff --git a/uppsrc/Core/Util.cpp b/uppsrc/Core/Util.cpp
index 68c449850..32ce0ffc2 100644
--- a/uppsrc/Core/Util.cpp
+++ b/uppsrc/Core/Util.cpp
@@ -142,7 +142,11 @@ void    AssertFailed(const char *file, int line, const char *cond)
 	if(s_assert_hook)
 		(*s_assert_hook)(s);
 	RLOG("****************** ASSERT FAILED: " << s << "\n");
+#ifdef PLATFORM_POSIX
+	RLOG("LastErrorMessage: " << strerror(errno)); // do not translate
+#else
 	RLOG("LastErrorMessage: " << GetLastErrorMessage());
+#endif
 
 	PanicMessageBox("Fatal error", s);
 
diff --git a/uppsrc/Core/lheap.cpp b/uppsrc/Core/lheap.cpp
index 61857c0a5..021de1b40 100644
--- a/uppsrc/Core/lheap.cpp
+++ b/uppsrc/Core/lheap.cpp
@@ -177,7 +177,6 @@ bool   Heap::TryRealloc(void *ptr, size_t& newsize)
 		LTIMING("Big Free");
 
 		DLink *d = (DLink *)h - 1;
-		BlkPrefix *h = (BlkPrefix *)(d + 1);
 
 		size_t count = (newsize + sizeof(DLink) + sizeof(BlkPrefix) + 4095) >> 12;