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authorAndrew Cagney <cagney@redhat.com>2003-11-19 16:27:56 +0000
committerAndrew Cagney <cagney@redhat.com>2003-11-19 16:27:56 +0000
commit667e784fcb11bf5af2900371192cc997a606b18e (patch)
treef1c1a541b3e4b3fb3ebb1989cc511fe096172edc /gdb/values.c
parent0976f6a782b7567f2ef7500b8c9ec49d7cc0686a (diff)
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2003-11-19 Andrew Cagney <cagney@redhat.com>
* stack.c (return_command): Handle "void", "legacy" and "unknown location" return values separatly. * values.c (using_struct_return): Return 0 for a "void" return type. Mention "register_value_being_returned". (register_value_being_returned): Mention "using_struct_return".
Diffstat (limited to 'gdb/values.c')
-rw-r--r--gdb/values.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/gdb/values.c b/gdb/values.c
index a8d8480..386e3bf 100644
--- a/gdb/values.c
+++ b/gdb/values.c
@@ -1223,7 +1223,7 @@ register_value_being_returned (struct type *valtype, struct regcache *retbuf)
struct value *val = allocate_value (valtype);
/* If the function returns void, don't bother fetching the return
- value. */
+ value. See also "using_struct_return". */
if (TYPE_CODE (valtype) == TYPE_CODE_VOID)
return val;
@@ -1285,6 +1285,11 @@ using_struct_return (struct type *value_type, int gcc_p)
if (code == TYPE_CODE_ERROR)
error ("Function return type unknown.");
+ if (code == TYPE_CODE_VOID)
+ /* A void return value is never in memory. See also corresponding
+ code in "register_value_being_returned". */
+ return 0;
+
if (!gdbarch_return_value_p (current_gdbarch))
{
/* FIXME: cagney/2003-10-01: The below is dead. Instead an