diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index c5d074ca311..586df821e3f 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,19 @@
+2014-10-06  Marek Polacek  <polacek@redhat.com>
+
+	* gcc.dg/ipa/inline-2.c: Fix implicit declarations.
+	* gcc.dg/ipa/inline-4.c: Likewise.
+	* gcc.dg/ipa/inline-5.c: Likewise.
+	* gcc.dg/ipa/pr57539.c: Likewise.
+	* gcc.dg/ipa/inline-6.c: Fix implicit declarations.  Fix
+	defaulting to int.
+	* gcc.dg/ipa/inlinehint-1.c: Likewise.
+	* gcc.dg/ipa/inlinehint-3.c: Likewise.
+	* gcc.dg/ipa/inlinehint-2.c: Fix defaulting to int.
+	* gcc.dg/ipa/ipacost-1.c: Likewise.
+	* gcc.dg/ipa/ipacost-2.c: Likewise.
+	* gcc.dg/ipa/pure-const-1.c: Use -fgnu89-inline.  Fix defaulting
+	to int.
+
 2014-10-06  Marek Polacek  <polacek@redhat.com>
 
 	* gcc.dg/debug/20010207-1.c: Use -fgnu89-inline.  Fix implicit
diff --git a/gcc/testsuite/gcc.dg/ipa/inline-2.c b/gcc/testsuite/gcc.dg/ipa/inline-2.c
index 376cf97e841..aa8eea3fa94 100644
--- a/gcc/testsuite/gcc.dg/ipa/inline-2.c
+++ b/gcc/testsuite/gcc.dg/ipa/inline-2.c
@@ -3,6 +3,7 @@
 /* { dg-options "-O3 -c -fdump-ipa-inline -fno-early-inlining"  } */
 
 struct bah {int a,b,d;};
+void test3 (int, int, int, int, int);
 
 __attribute__ ((noinline))
 void test(int a,int b,int c,int d,int e)
diff --git a/gcc/testsuite/gcc.dg/ipa/inline-4.c b/gcc/testsuite/gcc.dg/ipa/inline-4.c
index 66019b30f2e..af5c3020f09 100644
--- a/gcc/testsuite/gcc.dg/ipa/inline-4.c
+++ b/gcc/testsuite/gcc.dg/ipa/inline-4.c
@@ -1,6 +1,8 @@
 /* { dg-do compile } */
 /* { dg-options "-Os -c -fdump-ipa-inline -fno-early-inlining -fno-partial-inlining -fno-ipa-cp"  } */
 
+void work_hard (void);
+
 void do_something (int shall_i_work)
 {
   if (shall_i_work)
diff --git a/gcc/testsuite/gcc.dg/ipa/inline-5.c b/gcc/testsuite/gcc.dg/ipa/inline-5.c
index d4b74104cad..f0ee25adcbf 100644
--- a/gcc/testsuite/gcc.dg/ipa/inline-5.c
+++ b/gcc/testsuite/gcc.dg/ipa/inline-5.c
@@ -1,7 +1,10 @@
 /* Check statements that are eliminated by inlining.  */
 /* { dg-do compile } */
 /* { dg-options "-O2 -fdump-ipa-inline-details -fno-early-inlining -fno-partial-inlining -fno-ipa-cp"  } */
+
 struct a {int a,b,c,d,e;};
+void t(int);
+void t2();
 
 void
 accessfield (struct a a)
diff --git a/gcc/testsuite/gcc.dg/ipa/inline-6.c b/gcc/testsuite/gcc.dg/ipa/inline-6.c
index d981bb0064e..5fb40842789 100644
--- a/gcc/testsuite/gcc.dg/ipa/inline-6.c
+++ b/gcc/testsuite/gcc.dg/ipa/inline-6.c
@@ -1,7 +1,12 @@
 /* Check statements that are eliminated by inlining.  */
 /* { dg-do compile } */
 /* { dg-options "-O2 -fdump-ipa-inline-details -fno-early-inlining -fno-partial-inlining -fno-ipa-cp"  } */
-static t(int a)
+
+void foo (void);
+void bar (void);
+void bagr (void);
+
+static int t(int a)
 {
   if (a==1)
     {
@@ -32,6 +37,7 @@ static t(int a)
       bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr(); bagr();
    }
 }
+int
 main()
 {
   t(1);
diff --git a/gcc/testsuite/gcc.dg/ipa/inlinehint-1.c b/gcc/testsuite/gcc.dg/ipa/inlinehint-1.c
index 9810e25c19b..1cc5bdd0c07 100644
--- a/gcc/testsuite/gcc.dg/ipa/inlinehint-1.c
+++ b/gcc/testsuite/gcc.dg/ipa/inlinehint-1.c
@@ -1,4 +1,6 @@
 /* { dg-options "-O3 -c -fdump-ipa-inline-details -fno-early-inlining -fno-ipa-cp"  } */
+void test2 (int);
+int
 test (int a)
 {
    int i;
@@ -8,6 +10,7 @@ test (int a)
      test2(a);
 }
 }
+int
 m()
 {
   test (10);
diff --git a/gcc/testsuite/gcc.dg/ipa/inlinehint-2.c b/gcc/testsuite/gcc.dg/ipa/inlinehint-2.c
index a06d7255629..1579c2496bc 100644
--- a/gcc/testsuite/gcc.dg/ipa/inlinehint-2.c
+++ b/gcc/testsuite/gcc.dg/ipa/inlinehint-2.c
@@ -1,10 +1,12 @@
 /* { dg-options "-O3 -c -fdump-ipa-inline-details -fno-early-inlining -fno-ipa-cp"  } */
+int
 t(int s, void **p)
 {
   int i;
   for (i;i<10000;i+=s)
     p[i]=0;
 }
+int
 m(void **p)
 {
   t (10, p);
diff --git a/gcc/testsuite/gcc.dg/ipa/inlinehint-3.c b/gcc/testsuite/gcc.dg/ipa/inlinehint-3.c
index 110ae443c67..f8d61a07efc 100644
--- a/gcc/testsuite/gcc.dg/ipa/inlinehint-3.c
+++ b/gcc/testsuite/gcc.dg/ipa/inlinehint-3.c
@@ -1,5 +1,6 @@
 /* { dg-options "-O3 -c -fdump-ipa-inline-details -fno-early-inlining -fno-ipa-cp"  } */
 void abort (void);
+int scc_entry (int);
 int sum;
 int a[10];
 int
@@ -20,6 +21,7 @@ scc_entry (int c)
     scc_next (c);
   return sum;
 }
+int
 main()
 {
   int sum;
diff --git a/gcc/testsuite/gcc.dg/ipa/ipacost-1.c b/gcc/testsuite/gcc.dg/ipa/ipacost-1.c
index 4fce41e8235..70c635e6bba 100644
--- a/gcc/testsuite/gcc.dg/ipa/ipacost-1.c
+++ b/gcc/testsuite/gcc.dg/ipa/ipacost-1.c
@@ -43,6 +43,7 @@ i_can_not_be_propagated_fully2 (int *a)
   i_can_not_be_propagated_fully (a);
   i_can_not_be_propagated_fully (a);
 }
+int
 main()
 {
   i_can_be_propagated_fully2 (array);
diff --git a/gcc/testsuite/gcc.dg/ipa/ipacost-2.c b/gcc/testsuite/gcc.dg/ipa/ipacost-2.c
index ceb524e00ae..290d1254c2d 100644
--- a/gcc/testsuite/gcc.dg/ipa/ipacost-2.c
+++ b/gcc/testsuite/gcc.dg/ipa/ipacost-2.c
@@ -59,6 +59,7 @@ i_can_not_be_propagated_fully2 (int *a)
   }
   i_can_not_be_propagated_fully (a);
 }
+int
 main()
 {
   int i;
diff --git a/gcc/testsuite/gcc.dg/ipa/pr57539.c b/gcc/testsuite/gcc.dg/ipa/pr57539.c
index e02018eb872..514b6007929 100644
--- a/gcc/testsuite/gcc.dg/ipa/pr57539.c
+++ b/gcc/testsuite/gcc.dg/ipa/pr57539.c
@@ -91,6 +91,8 @@ typedef struct nitem
 nitem;
 typedef int (*distfn) (box *, box *);
 typedef int (*intersectfn) (nitem *, nitem *);
+int agnnodes (graph_t *);
+int overlaps (nitem *, int);
 static int
 cmpitem (Dt_t * d, int *p1, int *p2, Dtdisc_t * disc)
 {
diff --git a/gcc/testsuite/gcc.dg/ipa/pure-const-1.c b/gcc/testsuite/gcc.dg/ipa/pure-const-1.c
index f76dd87d4dd..3f04c861bbc 100644
--- a/gcc/testsuite/gcc.dg/ipa/pure-const-1.c
+++ b/gcc/testsuite/gcc.dg/ipa/pure-const-1.c
@@ -1,5 +1,5 @@
 /* { dg-do compile { target nonpic } } */
-/* { dg-options "-O3 -fdump-tree-local-pure-const1 -fdump-ipa-pure-const -fdump-tree-optimized -fno-early-inlining" } */
+/* { dg-options "-O3 -fdump-tree-local-pure-const1 -fdump-ipa-pure-const -fdump-tree-optimized -fno-early-inlining -fgnu89-inline" } */
 void abort (void);
 int error_code;
 static int val;
@@ -32,20 +32,20 @@ call_callback(int (*fn)(int), int a)
   return fn(a);
 }
 
-__attribute__ ((noinline, noclone))
+__attribute__ ((noinline, noclone)) int
 i_am_const3(int a)
 {
   return call_callback (call_me, a);
 }
 
-__attribute__ ((noinline))
+__attribute__ ((noinline)) int
 explode_badly()
 {
   error_code = 0xbad;
   abort ();
 }
 
-__attribute__ ((noinline, noclone))
+__attribute__ ((noinline, noclone)) int
 i_am_pure4(int a)
 {
   if (a > 50)
@@ -53,6 +53,7 @@ i_am_pure4(int a)
   return a;
 }
 
+int
 test()
 {
   int s;