Add -ftree-tail-merge to tail-merge testcases

2014-11-17  Tom de Vries  <tom@codesourcery.com>

	* gcc.dg/pr43864-2.c: Add -ftree-tail-merge to dg-options.
	* gcc.dg/pr43864-3.c: Same.
	* gcc.dg/pr43864-4.c: Same.
	* gcc.dg/pr43864.c: Same.
	* gcc.dg/pr50763.c: Same.
	* gcc.dg/pr51879-12.c: Same.
	* gcc.dg/pr51879-16.c: Same.
	* gcc.dg/pr51879-17.c: Same.
	* gcc.dg/pr51879-18.c: Same.
	* gcc.dg/pr51879-2.c: Same.
	* gcc.dg/pr51879-3.c: Same.
	* gcc.dg/pr51879-4.c: Same.
	* gcc.dg/pr51879-6.c: Same.
	* gcc.dg/pr51879-7.c: Same.
	* gcc.dg/pr51879.c: Same.

From-SVN: r217674

16 files changed, 33 insertions, 15 deletions

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 3f60449..dd13e34 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,23 @@
 2014-11-17  Tom de Vries  <tom@codesourcery.com>
 
+	* gcc.dg/pr43864-2.c: Add -ftree-tail-merge to dg-options.
+	* gcc.dg/pr43864-3.c: Same.
+	* gcc.dg/pr43864-4.c: Same.
+	* gcc.dg/pr43864.c: Same.
+	* gcc.dg/pr50763.c: Same.
+	* gcc.dg/pr51879-12.c: Same.
+	* gcc.dg/pr51879-16.c: Same.
+	* gcc.dg/pr51879-17.c: Same.
+	* gcc.dg/pr51879-18.c: Same.
+	* gcc.dg/pr51879-2.c: Same.
+	* gcc.dg/pr51879-3.c: Same.
+	* gcc.dg/pr51879-4.c: Same.
+	* gcc.dg/pr51879-6.c: Same.
+	* gcc.dg/pr51879-7.c: Same.
+	* gcc.dg/pr51879.c: Same.
+
+2014-11-17  Tom de Vries  <tom@codesourcery.com>
+
 	* gcc.dg/pr43864-2.c: Fix scan-tree-dump-times scan pattern.
 	* gcc.dg/pr43864-3.c: Same.
 	* gcc.dg/pr43864-4.c: Same.
diff --git a/gcc/testsuite/gcc.dg/pr43864-2.c b/gcc/testsuite/gcc.dg/pr43864-2.c
index 6f531ba..c576dbd 100644
--- a/gcc/testsuite/gcc.dg/pr43864-2.c
+++ b/gcc/testsuite/gcc.dg/pr43864-2.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-pre" } */
+/* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
 
 int
 f (int c, int b, int d)
diff --git a/gcc/testsuite/gcc.dg/pr43864-3.c b/gcc/testsuite/gcc.dg/pr43864-3.c
index f013ff5..7956450 100644
--- a/gcc/testsuite/gcc.dg/pr43864-3.c
+++ b/gcc/testsuite/gcc.dg/pr43864-3.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-pre" } */
+/* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
 
 /* Commutative case.  */
 
diff --git a/gcc/testsuite/gcc.dg/pr43864-4.c b/gcc/testsuite/gcc.dg/pr43864-4.c
index 488206e..7353b3d 100644
--- a/gcc/testsuite/gcc.dg/pr43864-4.c
+++ b/gcc/testsuite/gcc.dg/pr43864-4.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-pre" } */
+/* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
 
 /* Different stmt order.  */
 
diff --git a/gcc/testsuite/gcc.dg/pr43864.c b/gcc/testsuite/gcc.dg/pr43864.c
index 8d1e989..a644e21 100644
--- a/gcc/testsuite/gcc.dg/pr43864.c
+++ b/gcc/testsuite/gcc.dg/pr43864.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-pre" } */
+/* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
 
 extern void foo (char*, int);
 extern void mysprintf (char *, char *);
diff --git a/gcc/testsuite/gcc.dg/pr50763.c b/gcc/testsuite/gcc.dg/pr50763.c
index 695b61c..8201fd3 100644
--- a/gcc/testsuite/gcc.dg/pr50763.c
+++ b/gcc/testsuite/gcc.dg/pr50763.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-pre" } */
+/* { dg-options "-O2 -ftree-tail-merge -fno-tree-dominator-opts -fdump-tree-pre" } */
 
 int bar (int i);
 
diff --git a/gcc/testsuite/gcc.dg/pr51879-12.c b/gcc/testsuite/gcc.dg/pr51879-12.c
index 1b25e29..8126505 100644
--- a/gcc/testsuite/gcc.dg/pr51879-12.c
+++ b/gcc/testsuite/gcc.dg/pr51879-12.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-pre" } */
+/* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
 
 __attribute__((pure)) int bar (int);
 __attribute__((pure)) int bar2 (int);
diff --git a/gcc/testsuite/gcc.dg/pr51879-16.c b/gcc/testsuite/gcc.dg/pr51879-16.c
index 3a84e97..7897094 100644
--- a/gcc/testsuite/gcc.dg/pr51879-16.c
+++ b/gcc/testsuite/gcc.dg/pr51879-16.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-pre" } */
+/* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
 
 struct S {
   int i;
diff --git a/gcc/testsuite/gcc.dg/pr51879-17.c b/gcc/testsuite/gcc.dg/pr51879-17.c
index 806fe7b..8a2fe5e 100644
--- a/gcc/testsuite/gcc.dg/pr51879-17.c
+++ b/gcc/testsuite/gcc.dg/pr51879-17.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-pre" } */
+/* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
 
 struct S {
   int i;
diff --git a/gcc/testsuite/gcc.dg/pr51879-18.c b/gcc/testsuite/gcc.dg/pr51879-18.c
index 95629f1..8de3557 100644
--- a/gcc/testsuite/gcc.dg/pr51879-18.c
+++ b/gcc/testsuite/gcc.dg/pr51879-18.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-pre -fno-tree-copy-prop -fno-tree-dominator-opts -fno-tree-copyrename" } */
+/* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre -fno-tree-copy-prop -fno-tree-dominator-opts -fno-tree-copyrename" } */
 
 extern int foo (void);
 
diff --git a/gcc/testsuite/gcc.dg/pr51879-2.c b/gcc/testsuite/gcc.dg/pr51879-2.c
index db385cb..78acd1f 100644
--- a/gcc/testsuite/gcc.dg/pr51879-2.c
+++ b/gcc/testsuite/gcc.dg/pr51879-2.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-pre" } */
+/* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
 
 int bar (int);
 void baz (int);
diff --git a/gcc/testsuite/gcc.dg/pr51879-3.c b/gcc/testsuite/gcc.dg/pr51879-3.c
index be4b374..90f0041 100644
--- a/gcc/testsuite/gcc.dg/pr51879-3.c
+++ b/gcc/testsuite/gcc.dg/pr51879-3.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-pre" } */
+/* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
 
 int bar (int);
 void baz (int);
diff --git a/gcc/testsuite/gcc.dg/pr51879-4.c b/gcc/testsuite/gcc.dg/pr51879-4.c
index 5cb47af..1a9b76e 100644
--- a/gcc/testsuite/gcc.dg/pr51879-4.c
+++ b/gcc/testsuite/gcc.dg/pr51879-4.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-pre" } */
+/* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
 
 int bar (int);
 void baz (int);
diff --git a/gcc/testsuite/gcc.dg/pr51879-6.c b/gcc/testsuite/gcc.dg/pr51879-6.c
index 8362a17..3d83590 100644
--- a/gcc/testsuite/gcc.dg/pr51879-6.c
+++ b/gcc/testsuite/gcc.dg/pr51879-6.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-pre" } */
+/* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
 
 
 int bar (int);
diff --git a/gcc/testsuite/gcc.dg/pr51879-7.c b/gcc/testsuite/gcc.dg/pr51879-7.c
index 8a699a1..5fdf319 100644
--- a/gcc/testsuite/gcc.dg/pr51879-7.c
+++ b/gcc/testsuite/gcc.dg/pr51879-7.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-pre" } */
+/* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
 
 int z;
 
diff --git a/gcc/testsuite/gcc.dg/pr51879.c b/gcc/testsuite/gcc.dg/pr51879.c
index 060624f..ac4a4cc 100644
--- a/gcc/testsuite/gcc.dg/pr51879.c
+++ b/gcc/testsuite/gcc.dg/pr51879.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-pre" } */
+/* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
 
 int bar (int);
 void baz (int);