diff --git a/src/cc65/initdata.c b/src/cc65/initdata.c
index 82cebefc2..addc7421b 100644
--- a/src/cc65/initdata.c
+++ b/src/cc65/initdata.c
@@ -302,6 +302,13 @@ static unsigned ParsePointerInit (const Type* T)
     /* Optional opening brace */
     unsigned BraceCount = OpeningCurlyBraces (0);
 
+    /* We warn if an initializer for a scalar contains braces, because this is
+    ** quite unusual and often a sign for some problem in the input.
+    */
+    if (BraceCount > 0) {
+        Warning ("Braces around scalar initializer");
+    }
+
     /* Expression */
     ExprDesc ED = NoCodeConstExpr (hie1);
     TypeConversion (&ED, T);
diff --git a/test/ref/bug2134.c b/test/ref/bug2134.c
new file mode 100644
index 000000000..9e95e1daa
--- /dev/null
+++ b/test/ref/bug2134.c
@@ -0,0 +1,2 @@
+int i = { 0 };
+char* p = { 0 };
diff --git a/test/ref/bug2134.cref b/test/ref/bug2134.cref
new file mode 100644
index 000000000..72bbbad04
--- /dev/null
+++ b/test/ref/bug2134.cref
@@ -0,0 +1,2 @@
+bug2134.c:1: Warning: Braces around scalar initializer
+bug2134.c:2: Warning: Braces around scalar initializer