diff --git a/gcc/testsuite/c-c++-common/gomp/map-1.c b/gcc/testsuite/c-c++-common/gomp/map-1.c
index 508dc8d6b01..31100b0396b 100644
--- a/gcc/testsuite/c-c++-common/gomp/map-1.c
+++ b/gcc/testsuite/c-c++-common/gomp/map-1.c
@@ -1,5 +1,6 @@
-/* { dg-do compile } */
-/* { dg-options "-fopenmp" } */
+/* Test 'map' clause diagnostics.  */
+
+/* See also corresponding C++ variant: '../../g++.dg/gomp/map-1.C'.  */
 
 extern int a[][10], a2[][10];
 int b[10], c[10][2], d[10], e[10], f[10];
diff --git a/gcc/testsuite/c-c++-common/gomp/map-2.c b/gcc/testsuite/c-c++-common/gomp/map-2.c
index 101f4047b85..cd69f6b9a57 100644
--- a/gcc/testsuite/c-c++-common/gomp/map-2.c
+++ b/gcc/testsuite/c-c++-common/gomp/map-2.c
@@ -1,5 +1,6 @@
-/* { dg-do compile } */
-/* { dg-options "-fopenmp" } */
+/* Test 'map' clause diagnostics.  */
+
+/* See also corresponding C++ variant: '../../g++.dg/gomp/map-2.C'.  */
 
 void
 foo (int *p, int (*q)[10], int r[10], int s[10][10])
diff --git a/gcc/testsuite/g++.dg/gomp/map-1.C b/gcc/testsuite/g++.dg/gomp/map-1.C
new file mode 100644
index 00000000000..11275efff4a
--- /dev/null
+++ b/gcc/testsuite/g++.dg/gomp/map-1.C
@@ -0,0 +1,117 @@
+/* Test 'map' clause diagnostics.  */
+
+/* See also corresponding C/C++ variant: '../../c-c++-common/gomp/map-1.c'.  */
+
+extern int a[][10], a2[][10];
+int b[10], c[10][2], d[10], e[10], f[10];
+int b2[10], c2[10][2], d2[10], e2[10], f2[10];
+int k[10], l[10], m[10], n[10], o;
+int *p;
+int **q;
+int r[4][4][4][4][4];
+extern struct s s1;
+extern struct s s2[1]; /* { dg-error "array type has incomplete element type" "" { target c } } */
+int t[10];
+#pragma omp threadprivate (t)
+#pragma omp declare target
+void bar (int *);
+#pragma omp end declare target
+
+template <int N>
+void
+foo (int g[3][10], int h[4][8], int i[2][10], int j[][9],
+     int g2[3][10], int h2[4][8], int i2[2][10], int j2[][9])
+{
+  #pragma omp target map(to: bar[2:5]) /* { dg-error "is not a variable" } */
+    ;
+  #pragma omp target map(from: t[2:5]) /* { dg-error "is threadprivate variable" } */
+    ;
+  #pragma omp target map(tofrom: k[0.5:]) /* { dg-error "low bound \[^\n\r]* of array section does not have integral type" } */
+    ;
+  #pragma omp target map(from: l[:7.5f]) /* { dg-error "length \[^\n\r]* of array section does not have integral type" } */
+    ;
+  #pragma omp target map(to: m[p:]) /* { dg-error "low bound \[^\n\r]* of array section does not have integral type" } */
+    ;
+  #pragma omp target map(tofrom: n[:p]) /* { dg-error "length \[^\n\r]* of array section does not have integral type" } */
+    ;
+  #pragma omp target map(to: o[2:5]) /* { dg-error "does not have pointer or array type" } */
+    ;
+  #pragma omp target map(alloc: s1) /* { dg-error "'s1' does not have a mappable type in 'map' clause" } */
+    ;
+  #pragma omp target map(alloc: s2) /* { dg-error "'s2' does not have a mappable type in 'map' clause" } */
+    ;
+  #pragma omp target map(to: a[:][:]) /* { dg-error "array type length expression must be specified" } */
+    bar (&a[0][0]); /* { dg-error "referenced in target region does not have a mappable type" "TODO" { xfail *-*-* } } */
+  #pragma omp target map(tofrom: b[-1:]) /* { dg-error "negative low bound in array section" } */
+    bar (b);
+  #pragma omp target map(tofrom: c[:-3][:]) /* { dg-error "negative length in array section" } */
+    bar (&c[0][0]);
+  #pragma omp target map(from: d[11:]) /* { dg-error "low bound \[^\n\r]* above array section size" } */
+    bar (d);
+  #pragma omp target map(to: e[:11]) /* { dg-error "length \[^\n\r]* above array section size" } */
+    bar (e);
+  #pragma omp target map(to: f[1:10]) /* { dg-error "high bound \[^\n\r]* above array section size" } */
+    bar (f);
+  #pragma omp target map(from: g[:][0:10]) /* { dg-error "for array function parameter length expression must be specified" } */
+    bar (&g[0][0]);
+  #pragma omp target map(from: h[2:1][-1:]) /* { dg-error "negative low bound in array section" } */
+    bar (&h[0][0]);
+  #pragma omp target map(tofrom: h[:1][:-3]) /* { dg-error "negative length in array section" } */
+    bar (&h[0][0]);
+  #pragma omp target map(i[:1][11:]) /* { dg-error "low bound \[^\n\r]* above array section size" } */
+    bar (&i[0][0]);
+  #pragma omp target map(from: j[3:1][:10]) /* { dg-error "length \[^\n\r]* above array section size" } */
+    bar (&j[0][0]);
+  #pragma omp target map(to: j[30:1][5:5]) /* { dg-error "high bound \[^\n\r]* above array section size" } */
+    bar (&j[0][0]);
+  #pragma omp target map(to: a2[:1][2:4])
+    bar (&a2[0][0]);
+  #pragma omp target map(a2[3:5][:])
+    bar (&a2[0][0]);
+  #pragma omp target map(to: a2[3:5][:10])
+    bar (&a2[0][0]);
+  #pragma omp target map(tofrom: b2[0:])
+    bar (b2);
+  #pragma omp target map(tofrom: c2[:3][:])
+    bar (&c2[0][0]);
+  #pragma omp target map(from: d2[9:])
+    bar (d2);
+  #pragma omp target map(to: e2[:10])
+    bar (e2);
+  #pragma omp target map(to: f2[1:9])
+    bar (f2);
+  #pragma omp target map(g2[:1][2:4])
+    bar (&g2[0][0]);
+  #pragma omp target map(from: h2[2:2][0:])
+    bar (&h2[0][0]);
+  #pragma omp target map(tofrom: h2[:1][:3])
+    bar (&h2[0][0]);
+  #pragma omp target map(to: i2[:1][9:])
+    bar (&i2[0][0]);
+  #pragma omp target map(from: j2[3:4][:9])
+    bar (&j2[0][0]);
+  #pragma omp target map(to: j2[30:1][5:4])
+    bar (&j2[0][0]);
+  #pragma omp target map(q[1:2])
+    ;
+  #pragma omp target map(tofrom: q[3:5][:10]) /* { dg-error "array section is not contiguous" } */
+    ;
+  #pragma omp target map(r[3:][2:1][1:2])
+    ;
+  #pragma omp target map(r[3:][2:1][1:2][:][0:4])
+    ;
+  #pragma omp target map(r[3:][2:1][1:2][1:][0:4]) /* { dg-error "array section is not contiguous" } */
+    ;
+  #pragma omp target map(r[3:][2:1][1:2][:3][0:4]) /* { dg-error "array section is not contiguous" } */
+    ;
+  #pragma omp target map(r[3:][2:1][1:2][:][1:]) /* { dg-error "array section is not contiguous" } */
+    ;
+  #pragma omp target map(r[3:][2:1][1:2][:][:3]) /* { dg-error "array section is not contiguous" } */
+    ;
+}
+
+static void
+instantiate ()
+{
+  &foo<0>;
+}
diff --git a/gcc/testsuite/g++.dg/gomp/map-2.C b/gcc/testsuite/g++.dg/gomp/map-2.C
new file mode 100644
index 00000000000..10eaaa948b8
--- /dev/null
+++ b/gcc/testsuite/g++.dg/gomp/map-2.C
@@ -0,0 +1,52 @@
+/* Test 'map' clause diagnostics.  */
+
+/* See also corresponding C/C++ variant: '../../c-c++-common/gomp/map-2.c'.  */
+
+template <int N>
+void
+foo (int *p, int (*q)[10], int r[10], int s[10][10])
+{
+  int a[10], b[10][10];
+  #pragma omp target map (tofrom: p[-1:2])
+  ;
+  #pragma omp target map (tofrom: q[-1:2][0:10])
+  ;
+  #pragma omp target map (tofrom: q[-1:2][-2:10]) /* { dg-error "negative low bound in array section in" } */
+  ;
+  #pragma omp target map (tofrom: r[-1:2])
+  ;
+  #pragma omp target map (tofrom: s[-1:2][:])
+  ;
+  #pragma omp target map (tofrom: s[-1:2][-2:10]) /* { dg-error "negative low bound in array section in" } */
+  ;
+  #pragma omp target map (tofrom: a[-1:2])	 /* { dg-error "negative low bound in array section in" } */
+  ;
+  #pragma omp target map (tofrom: b[-1:2][0:])	 /* { dg-error "negative low bound in array section in" } */
+  ;
+  #pragma omp target map (tofrom: b[1:2][-2:10]) /* { dg-error "negative low bound in array section in" } */
+  ;
+  #pragma omp target map (tofrom: p[2:-3])	 /* { dg-error "negative length in array section in" } */
+  ;
+  #pragma omp target map (tofrom: q[2:-3][:])	 /* { dg-error "negative length in array section in" } */
+  ;
+  #pragma omp target map (tofrom: q[2:3][0:-1])	 /* { dg-error "negative length in array section in" } */
+  ;
+  #pragma omp target map (tofrom: r[2:-5])	 /* { dg-error "negative length in array section in" } */
+  ;
+  #pragma omp target map (tofrom: s[2:-5][:])	 /* { dg-error "negative length in array section in" } */
+  ;
+  #pragma omp target map (tofrom: s[2:5][0:-4])	 /* { dg-error "negative length in array section in" } */
+  ;
+  #pragma omp target map (tofrom: a[2:-5])	 /* { dg-error "negative length in array section in" } */
+  ;
+  #pragma omp target map (tofrom: b[2:-5][0:10]) /* { dg-error "negative length in array section in" } */
+  ;
+  #pragma omp target map (tofrom: b[2:5][0:-4]) /* { dg-error "negative length in array section in" } */
+  ;
+}
+
+static void
+instantiate ()
+{
+  &foo<0>;
+}