*** empty log message ***

[deliverable/binutils-gdb.git] / gdb / block.c

diff --git a/gdb/block.c b/gdb/block.c
index 58dcf72f0662eadc3881c3723e8fc68bc9b6fef9..48ac21bd629df33a1f20dc0f93f602af897521b4 100644 (file)
--- a/gdb/block.c
+++ b/gdb/block.c
@@ -1,6 +1,6 @@
 /* Block-related functions for the GNU debugger, GDB.
 
-   Copyright (C) 2003, 2007, 2008 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -47,8 +47,20 @@ contained_in (const struct block *a, const struct block *b)
 {
   if (!a || !b)
     return 0;
-  return BLOCK_START (a) >= BLOCK_START (b)
-    && BLOCK_END (a) <= BLOCK_END (b);
+
+  do
+    {
+      if (a == b)
+       return 1;
+      /* If A is a function block, then A cannot be contained in B,
+         except if A was inlined.  */
+      if (BLOCK_FUNCTION (a) != NULL && !block_inlined_p (a))
+        return 0;
+      a = BLOCK_SUPERBLOCK (a);
+    }
+  while (a != NULL);
+
+  return 0;
 }
 
 
@@ -60,12 +72,21 @@ contained_in (const struct block *a, const struct block *b)
 struct symbol *
 block_linkage_function (const struct block *bl)
 {
-  while (BLOCK_FUNCTION (bl) == 0 && BLOCK_SUPERBLOCK (bl) != 0)
+  while ((BLOCK_FUNCTION (bl) == NULL || block_inlined_p (bl))
+        && BLOCK_SUPERBLOCK (bl) != NULL)
     bl = BLOCK_SUPERBLOCK (bl);
 
   return BLOCK_FUNCTION (bl);
 }
 
+/* Return one if BL represents an inlined function.  */
+
+int
+block_inlined_p (const struct block *bl)
+{
+  return BLOCK_FUNCTION (bl) != NULL && SYMBOL_INLINED (BLOCK_FUNCTION (bl));
+}
+
 /* Return the blockvector immediately containing the innermost lexical
    block containing the specified pc value and section, or 0 if there
    is none.  PBLOCK is a pointer to the block.  If PBLOCK is NULL, we
@@ -206,25 +227,16 @@ block_set_scope (struct block *block, const char *scope,
   BLOCK_NAMESPACE (block)->scope = scope;
 }
 
-/* This returns the first using directives associated to BLOCK, if
+/* This returns the using directives list associated with BLOCK, if
    any.  */
 
-/* FIXME: carlton/2003-04-23: This uses the fact that we currently
-   only have using directives in static blocks, because we only
-   generate using directives from anonymous namespaces.  Eventually,
-   when we support using directives everywhere, we'll want to replace
-   this by some iterator functions.  */
-
 struct using_direct *
 block_using (const struct block *block)
 {
-  const struct block *static_block = block_static_block (block);
-
-  if (static_block == NULL
-      || BLOCK_NAMESPACE (static_block) == NULL)
+  if (block == NULL || BLOCK_NAMESPACE (block) == NULL)
     return NULL;
   else
-    return BLOCK_NAMESPACE (static_block)->using;
+    return BLOCK_NAMESPACE (block)->using;
 }
 
 /* Set BLOCK's using member to USING; if needed, allocate memory via