dwarf2out.c (gen_inlined_subroutine_die): If block is abstract, generate a die for the lexical block.

* dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
generate a die for the lexical block.

From-SVN: r50056

1 files changed, 14 insertions, 0 deletions

diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c
index 6313aeb..f4c298a 100644
--- a/gcc/dwarf2out.c
+++ b/gcc/dwarf2out.c
@@ -10579,6 +10579,20 @@ gen_inlined_subroutine_die (stmt, context_die, depth)
       decls_for_scope (stmt, subr_die, depth);
       current_function_has_inlines = 1;
     }
+  else
+    /* We may get here if we're the outer block of function A that was
+       inlined into function B that was inlined into function C.  When
+       generating debugging info for C, dwarf2out_abstract_function(B)
+       would mark all inlined blocks as abstract, including this one.
+       So, we wouldn't (and shouldn't) expect labels to be generated
+       for this one.  Instead, just emit debugging info for
+       declarations within the block.  This is particularly important
+       in the case of initializers of arguments passed from B to us:
+       if they're statement expressions containing declarations, we
+       wouldn't generate dies for their abstract variables, and then,
+       when generating dies for the real variables, we'd die (pun
+       intended :-)  */
+    gen_lexical_block_die (stmt, context_die, depth);
 }
 
 /* Generate a DIE for a field in a record, or structure.  */