Author: yamakenz
Date: Tue Jul 17 21:20:50 2007
New Revision: 4732

Modified:
   libgcroots-trunk/gcroots.c

Log:
* gcroots.c
  - (GCROOTS_fin, GCROOTS_call_with_gc_ready_stack,
    GCROOTS_is_protected_context, GCROOTS_mark, GCROOTS_is_protected): Add
    precondition for args


Modified: libgcroots-trunk/gcroots.c
==============================================================================
--- libgcroots-trunk/gcroots.c  (original)
+++ libgcroots-trunk/gcroots.c  Tue Jul 17 21:20:50 2007
@@ -87,6 +87,8 @@
 void
 GCROOTS_fin(GCROOTS_context *ctx)
 {
+    assert(ctx);
+
     /* Nothing to do for this implementation. Caller must free ctx. */
 }
 
@@ -98,6 +100,9 @@
     word stack_top; /* approx */
     volatile GCROOTS_user_proc anti_inline_proc;
 
+    assert(ctx);
+    assert(proc);
+
     if (!ctx->stack_base) {
         ctx->stack_base = &stack_top;
 #ifdef IA64
@@ -121,12 +126,16 @@
 int
 GCROOTS_is_protected_context(GCROOTS_context *ctx)
 {
+    assert(ctx);
+
     return (ctx->stack_base) ? TRUE : FALSE;
 }
 
 void
 GCROOTS_mark(GCROOTS_context *ctx)
 {
+    assert(ctx);
+
     GC_push_regs_and_stack((ptr_t)ctx);
 }
 
@@ -134,6 +143,8 @@
 GCROOTS_is_protected(GCROOTS_context *ctx, void *obj)
 {
     GCROOTS_context tmp_ctx;
+
+    assert(ctx);
 
     if (!GCROOTS_is_protected_context(ctx))
       return FALSE;

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