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authorAndrew Pinski <quic_apinski@quicinc.com>2024-02-16 10:55:43 -0800
committerAndrew Pinski <quic_apinski@quicinc.com>2024-02-16 10:59:28 -0800
commit5f1438db419c9eb8901d1d1d7f98fb69082aec8e (patch)
treee1788a0560eacc62832d083b96e8b38af0dc9620
parentbf6f00cbb132f1dcb80684d9cf082156bf7b315d (diff)
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c++: Add testcase for this PR [PR97990]
This testcase was fixed by r14-5934-gf26d68d5d128c8 but we should add one to make sure it does not regress again. Committed as obvious after a quick test on the testcase. PR c++/97990 gcc/testsuite/ChangeLog: * g++.dg/torture/vector-struct-1.C: New test. Signed-off-by: Andrew Pinski <quic_apinski@quicinc.com>
-rw-r--r--gcc/testsuite/g++.dg/torture/vector-struct-1.C18
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/torture/vector-struct-1.C b/gcc/testsuite/g++.dg/torture/vector-struct-1.C
new file mode 100644
index 0000000..e274741
--- /dev/null
+++ b/gcc/testsuite/g++.dg/torture/vector-struct-1.C
@@ -0,0 +1,18 @@
+/* PR c++/97990 */
+/* This used to crash with lto and strict aliasing enabled as the
+ vector type variant still had TYPE_ALIAS_SET set on it. */
+
+typedef __attribute__((__vector_size__(sizeof(short)))) short TSimd;
+TSimd hh(int);
+struct y6
+{
+ TSimd VALUE;
+ ~y6();
+};
+template <class T1,class T2>
+auto f2(T1 p1, T2){
+ return hh(p1) <= 0;
+}
+void f1(){
+ f2(0, y6{});
+}