diff --git a/compiler/src/dmd/cparse.d b/compiler/src/dmd/cparse.d
index c005493a970d..34b0b926a204 100644
--- a/compiler/src/dmd/cparse.d
+++ b/compiler/src/dmd/cparse.d
@@ -2994,10 +2994,6 @@ final class CParser(AST) : Parser!AST
                         {
                             error("variable length arrays are not supported");
                         }
-                        if (isStatic) // C11 6.7.6.3
-                        {
-                            error("static array parameters are not supported");
-                        }
                         if (declarator != DTR.xparameter)
                         {
                             /* C11 6.7.6.2-4: '*' can only be used with function prototype scope.
diff --git a/compiler/test/fail_compilation/failcstuff1.c b/compiler/test/fail_compilation/failcstuff1.c
index dbefdcb054bd..b47d547ba468 100644
--- a/compiler/test/fail_compilation/failcstuff1.c
+++ b/compiler/test/fail_compilation/failcstuff1.c
@@ -32,14 +32,12 @@ fail_compilation/failcstuff1.c(260): Error: expected identifier for declarator
 fail_compilation/failcstuff1.c(301): Error: illegal type combination
 fail_compilation/failcstuff1.c(352): Error: found `2` when expecting `:`
 fail_compilation/failcstuff1.c(352): Error: found `:` instead of statement
-fail_compilation/failcstuff1.c(450): Error: static array parameters are not supported
 fail_compilation/failcstuff1.c(450): Error: static or type qualifier used in non-outermost array type derivation
 fail_compilation/failcstuff1.c(451): Error: static or type qualifier used in non-outermost array type derivation
 fail_compilation/failcstuff1.c(451): Error: array type has incomplete element type `int[0]`
 fail_compilation/failcstuff1.c(452): Error: array type has incomplete element type `int[0]`
 fail_compilation/failcstuff1.c(453): Error: array type has incomplete element type `int[0]`
 fail_compilation/failcstuff1.c(454): Error: found `const` when expecting `,`
-fail_compilation/failcstuff1.c(458): Error: static array parameters are not supported
 fail_compilation/failcstuff1.c(458): Error: static or type qualifier used outside of function prototype
 fail_compilation/failcstuff1.c(459): Error: static or type qualifier used outside of function prototype
 fail_compilation/failcstuff1.c(460): Error: variable length arrays are not supported
diff --git a/compiler/test/runnable/test22790.c b/compiler/test/runnable/test22790.c
new file mode 100644
index 000000000000..03ed56ef1bca
--- /dev/null
+++ b/compiler/test/runnable/test22790.c
@@ -0,0 +1,28 @@
+// https://github.com/dlang/dmd/issues/22790
+
+void test_static(int array[static 4]) {
+    _Static_assert(sizeof(array) == sizeof(int*), "array must decay to pointer");
+}
+
+void f1 (int[static 1 + 1]);
+// sizeof a fails with undefined identifier 'a' since previous parameters aren't in scope yet.
+// void f2 (int a, int x[static sizeof(a)]);
+
+void f1a (int a[static 2])
+{
+  int **b = &a;
+  int *const *c = &a;
+}
+
+void f3a (int a[static const 2])
+{
+  int **b = &a;
+  int *const *c = &a;
+}
+
+int main()
+{
+    int a[4];
+    test_static(a);
+    return 0;
+}