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diff gcc/testsuite/gcc.dg/tm/memopt-7.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900 (2017-10-27)
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/tm/memopt-7.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-fgnu-tm -O -fdump-tree-tmedge --param tm-max-aggregate-size=999" } */
+
+/* Test save/restore pairs for aggregates.  */
+
+struct large { int x[100]; };
+extern struct large foobie (void) __attribute__((transaction_safe));
+int asdf;
+
+int f()
+{
+  struct large lala;
+  struct large lacopy = foobie();
+  __transaction_atomic {
+    lala = lacopy;
+  }
+  return lala.x[asdf];
+}
+
+/* { dg-final { scan-tree-dump-times "tm_save.\[0-9_\]+ = lala" 1 "tmedge" } } */
+/* { dg-final { scan-tree-dump-times "lala = tm_save" 1 "tmedge" } } */