From: Patrick Palka <ppalka@redhat.com>
Date: Fri, 27 Oct 2023 15:26:40 +0000 (-0400)
Subject: c++: add testcase verifying non-dep new-expr checking
X-Git-Tag: basepoints/gcc-15~5161
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=68e97c5442ebb1c47bde77e82ac8a0e823347eb1;p=thirdparty%2Fgcc.git

c++: add testcase verifying non-dep new-expr checking

gcc/testsuite/ChangeLog:

	* g++.dg/template/new14.C: New test.
---

diff --git a/gcc/testsuite/g++.dg/template/new14.C b/gcc/testsuite/g++.dg/template/new14.C
new file mode 100644
index 000000000000..8c0efe47ae29
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/new14.C
@@ -0,0 +1,20 @@
+// Verify we check new-expressions ahead of time.
+
+struct A { };
+struct B { B(int); };
+struct C { void* operator new(__SIZE_TYPE__, int); };
+
+template<class T>
+void f() {
+  new A(1); // { dg-error "no match" "" { xfail *-*-* } }
+  new B(1, 2); // { dg-error "no match" }
+  new B; // { dg-error "no match" }
+  new C; // { dg-error "no match" }
+}
+
+
+template<class T>
+void g() {
+  new int[__SIZE_MAX__]; // { dg-error "exceeds maximum" }
+  new int[__SIZE_MAX__ / sizeof(int)]; // { dg-error "exceeds maximum" }
+}