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Return unique_ptr from language_defn::get_compile_context

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This changes language_defn::get_compile_context to return a
unique_ptr.  This makes the ownership transfer clear.

gdb/ChangeLog
2021-02-05  Tom Tromey  <tom@tromey.com>

	* compile/compile-c-support.c (get_compile_context)
	(c_get_compile_context, cplus_get_compile_context): Change return
	type.
	* language.c (language_defn::get_compile_instance): New method.
	* language.h (language_defn::get_compile_instance): Change return
	type.  No longer inline.
	* c-lang.c (c_language::get_compile_instance): Change return type.
	(cplus_language::get_compile_instance): Change return type.
	* c-lang.h (c_get_compile_context, cplus_get_compile_context):
	Change return type.
	* compile/compile.c (compile_to_object): Update.
This commit is contained in:
Tom Tromey
2021-02-05 07:17:11 -07:00
parent 1b30f42106
commit bdfea17ea9
7 changed files with 47 additions and 31 deletions
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18
gdb/c-lang.h
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@@ -147,21 +147,19 @@ extern bool c_is_string_type_p (struct type *type);
extern int c_textual_element_type (struct type *, char);
/* Create a new instance of the C compiler and return it. The new
compiler is owned by the caller and must be freed using the destroy
method. This function never returns NULL, but rather throws an
exception on failure. This is suitable for use as the
/* Create a new instance of the C compiler and return it. This
function never returns NULL, but rather throws an exception on
failure. This is suitable for use as the
language_defn::get_compile_instance method. */
extern compile_instance *c_get_compile_context (void);
extern std::unique_ptr<compile_instance> c_get_compile_context ();
/* Create a new instance of the C++ compiler and return it. The new
compiler is owned by the caller and must be freed using the destroy
method. This function never returns NULL, but rather throws an
exception on failure. This is suitable for use as the
/* Create a new instance of the C++ compiler and return it. This
function never returns NULL, but rather throws an exception on
failure. This is suitable for use as the
language_defn::get_compile_instance method. */
extern compile_instance *cplus_get_compile_context ();
extern std::unique_ptr<compile_instance> cplus_get_compile_context ();
/* This takes the user-supplied text and returns a new bit of code to
compile.