6 files changed, 32 insertions, 9 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/bb-slp-pr78205.c b/gcc/testsuite/gcc.dg/vect/bb-slp-pr78205.c
new file mode 100644
index 00000000000..e02502a3fc1
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/bb-slp-pr78205.c
@@ -0,0 +1,25 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target vect_double } */
+/* { dg-additional-options "-fdump-tree-optimized" } */
+
+double x[2], a[4], b[4], c[5];
+
+void foo ()
+{
+  a[0] = c[0];
+  a[1] = c[1];
+  a[2] = c[0];
+  a[3] = c[1];
+  b[0] = c[2];
+  b[1] = c[3];
+  b[2] = c[2];
+  b[3] = c[3];
+  x[0] = c[4];
+  x[1] = c[4];
+}
+
+/* We may not vectorize the store to x[] as it accesses c out-of bounds
+   but we do want to vectorize the other two store groups.  */
+
+/* { dg-final { scan-tree-dump-times "basic block vectorized" 1 "slp2" } } */
+/* { dg-final { scan-tree-dump-times "x\\\[\[0-1\]\\\] = " 2 "optimized" } } */
diff --git a/gcc/testsuite/gcc.dg/vect/pr56541.c b/gcc/testsuite/gcc.dg/vect/pr56541.c
index 16b8d7cb75b..d5def6899e4 100644
--- a/gcc/testsuite/gcc.dg/vect/pr56541.c
+++ b/gcc/testsuite/gcc.dg/vect/pr56541.c
@@ -24,4 +24,4 @@ void foo()
     }
 }
 
-/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
+/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail { ! vect_cond_mixed } } } } */
diff --git a/gcc/testsuite/gcc.dg/vect/vect-bswap32.c b/gcc/testsuite/gcc.dg/vect/vect-bswap32.c
index 17132baf57b..7f3a915ee97 100644
--- a/gcc/testsuite/gcc.dg/vect/vect-bswap32.c
+++ b/gcc/testsuite/gcc.dg/vect/vect-bswap32.c
@@ -1,4 +1,4 @@
-/* { dg-require-effective-target vect_bswap } */
+/* { dg-additional-options "-msse4" { target sse4_runtime } } */
 
 #include "tree-vect.h"
 
@@ -42,4 +42,4 @@ main (void)
   return 0;
 }
 
-/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
+/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target { vect_bswap || sse4_runtime } } } } */
diff --git a/gcc/testsuite/gcc.dg/vect/vect-bswap64.c b/gcc/testsuite/gcc.dg/vect/vect-bswap64.c
index 745a7e73265..b9e421d1de4 100644
--- a/gcc/testsuite/gcc.dg/vect/vect-bswap64.c
+++ b/gcc/testsuite/gcc.dg/vect/vect-bswap64.c
@@ -1,4 +1,4 @@
-/* { dg-require-effective-target vect_bswap } */
+/* { dg-additional-options "-msse4" { target sse4_runtime } } */
 
 #include "tree-vect.h"
 
@@ -42,4 +42,4 @@ main (void)
   return 0;
 }
 
-/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
+/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target { vect_bswap || sse4_runtime } } } } */
diff --git a/gcc/testsuite/gcc.dg/vect/vect-cond-2.c b/gcc/testsuite/gcc.dg/vect/vect-cond-2.c
index 9a628567214..d7da8034f0c 100644
--- a/gcc/testsuite/gcc.dg/vect/vect-cond-2.c
+++ b/gcc/testsuite/gcc.dg/vect/vect-cond-2.c
@@ -39,8 +39,6 @@ int main (void)
   return 0;
 }
 
-/* The order of computation should not be changed for cond_expr, therefore, 
-   it cannot be vectorized in reduction.  */
-/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail *-*-* } } } */
+/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
 
 
diff --git a/gcc/testsuite/gcc.dg/vect/vect-nb-iter-ub-2.c b/gcc/testsuite/gcc.dg/vect/vect-nb-iter-ub-2.c
index bc07b4bea0f..4e13702621f 100644
--- a/gcc/testsuite/gcc.dg/vect/vect-nb-iter-ub-2.c
+++ b/gcc/testsuite/gcc.dg/vect/vect-nb-iter-ub-2.c
@@ -3,7 +3,7 @@
 #include "tree-vect.h"
 
 int ii[32];
-char cc[66] =
+char cc[66] __attribute__((aligned(1))) =
   { 0, 0, 1, 0, 2, 0, 3, 0, 4, 0, 5, 0, 6, 0, 7, 0, 8, 0, 9, 0,
     10, 0, 11, 0, 12, 0, 13, 0, 14, 0, 15, 0, 16, 0, 17, 0, 18, 0, 19, 0,
     20, 0, 21, 0, 22, 0, 23, 0, 24, 0, 25, 0, 26, 0, 27, 0, 28, 0, 29, 0,