From edd280545f0391d97d194d914c4b99ff7cbb17b7 Mon Sep 17 00:00:00 2001
From: Marek Polacek <polacek@redhat.com>
Date: Wed, 4 Dec 2013 21:15:31 +0000
Subject: [PATCH] re PR c/54113 (-Wmissing-prototypes produces false alarms for
 C99 inline functions)

	PR c/54113
c/
	* c-decl.c (start_function): Don't warn for missing prototype for
	inline functions.
testsuite/
	* gcc.dg/pr54113.c: New test.

From-SVN: r205680
---
 gcc/c/ChangeLog                | 6 ++++++
 gcc/c/c-decl.c                 | 3 ++-
 gcc/testsuite/ChangeLog        | 5 +++++
 gcc/testsuite/gcc.dg/pr54113.c | 5 +++++
 4 files changed, 18 insertions(+), 1 deletion(-)
 create mode 100644 gcc/testsuite/gcc.dg/pr54113.c

diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog
index b97e65ec249..0603852fe86 100644
--- a/gcc/c/ChangeLog
+++ b/gcc/c/ChangeLog
@@ -1,3 +1,9 @@
+2013-12-04  Marek Polacek  <polacek@redhat.com>
+
+	PR c/54113
+	* c-decl.c (start_function): Don't warn for missing prototype for
+	inline functions.
+
 2013-12-03  Marek Polacek  <polacek@redhat.com>
 
 	PR c/59351
diff --git a/gcc/c/c-decl.c b/gcc/c/c-decl.c
index 3ebc002560e..3dbe9cbe596 100644
--- a/gcc/c/c-decl.c
+++ b/gcc/c/c-decl.c
@@ -7974,7 +7974,8 @@ start_function (struct c_declspecs *declspecs, struct c_declarator *declarator,
 	   && old_decl != error_mark_node
 	   && TREE_PUBLIC (decl1)
 	   && !MAIN_NAME_P (DECL_NAME (decl1))
-	   && C_DECL_ISNT_PROTOTYPE (old_decl))
+	   && C_DECL_ISNT_PROTOTYPE (old_decl)
+	   && !DECL_DECLARED_INLINE_P (decl1))
     warning_at (loc, OPT_Wmissing_prototypes,
 		"no previous prototype for %qD", decl1);
   /* Optionally warn of any def with no previous prototype
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index b2331560b24..f05612efb72 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2013-12-04  Marek Polacek  <polacek@redhat.com>
+
+	PR c/54113
+	* gcc.dg/pr54113.c: New test.
+
 2013-12-04  Jakub Jelinek  <jakub@redhat.com>
 
 	PR c++/59268
diff --git a/gcc/testsuite/gcc.dg/pr54113.c b/gcc/testsuite/gcc.dg/pr54113.c
new file mode 100644
index 00000000000..4c68099b364
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr54113.c
@@ -0,0 +1,5 @@
+/* { dg-do compile } */
+/* { dg-options "-Wmissing-prototypes" } */
+
+inline int foo (void) { return 42; } /* { dg-bogus "no previous prototype" } */
+extern int foo(void);