From: Florian Brosch <flo.brosch@gmail.com>
Date: Wed, 17 Sep 2014 12:49:00 +0000 (+0200)
Subject: vala: Do not allow to .resize() on arrays with fixed length
X-Git-Tag: 0.47.1~32
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2e62cf3188b953498559d2cf96045a43bb0f98c8;p=thirdparty%2Fvala.git

vala: Do not allow to .resize() on arrays with fixed length
---

diff --git a/tests/Makefile.am b/tests/Makefile.am
index 775110cbb..4d2be1385 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -76,6 +76,7 @@ TESTS = \
 	arrays/field-global-length-cname.vala \
 	arrays/fixed-length-concat-invalid.test \
 	arrays/fixed-length-non-const.test \
+	arrays/fixed-length-resize-invalid.test \
 	arrays/struct-field-length-cname.vala \
 	arrays/incompatible-integer-elements.test \
 	arrays/slice-invalid-start.test \
diff --git a/tests/arrays/fixed-length-resize-invalid.test b/tests/arrays/fixed-length-resize-invalid.test
new file mode 100644
index 000000000..5386fd76d
--- /dev/null
+++ b/tests/arrays/fixed-length-resize-invalid.test
@@ -0,0 +1,6 @@
+Invalid Code
+
+void main () {
+	int foo[2] = { 23, 42 };
+	foo.resize (3);
+}
diff --git a/vala/valamemberaccess.vala b/vala/valamemberaccess.vala
index 927e57531..9316e5644 100644
--- a/vala/valamemberaccess.vala
+++ b/vala/valamemberaccess.vala
@@ -452,6 +452,14 @@ public class Vala.MemberAccess : Expression {
 					may_access_klass_members = true;
 				}
 			}
+
+			if (symbol_reference is ArrayResizeMethod && inner.value_type is ArrayType) {
+				unowned ArrayType? value_array_type = inner.value_type as ArrayType;
+				if (value_array_type != null && value_array_type.inline_allocated) {
+					Report.error (source_reference, "`resize' is not supported for arrays with fixed length");
+					error = true;
+				}
+			}
 		}
 
 		// enum-type inference