Fix calling make with slice whose element type is size zero.

From-SVN: r179019

Fix calling make with slice whose element type is size zero.
From-SVN: r179019
6fa29799 · Ian Lance Taylor · 6675c416 · 6fa29799
Commit 6fa29799 authored Sep 20, 2011 by Ian Lance Taylor
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libgo/runtime/go-make-slice.c
+2 -1

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--- a/libgo/runtime/go-make-slice.c
+++ b/libgo/runtime/go-make-slice.c
@@ -35,7 +35,8 @@ __go_make_slice2 (const struct __go_type_descriptor *td, uintptr_t len,
  icap = (int) cap;
  if (cap < len
      || (uintptr_t) icap != cap
-      || cap > (uintptr_t) -1U / std->__element_type->__size)
+      || (std->__element_type->__size > 0
+	  && cap > (uintptr_t) -1U / std->__element_type->__size))
    __go_panic_msg ("makeslice: cap out of range");

  ret.__count = ilen;