Mercurial > hg > CbC > CbC_gcc

diff gcc/testsuite/gcc.dg/tm/memopt-3.c @ 111:04ced10e8804

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/tm/memopt-3.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,20 @@
+/* { dg-do compile } */
+/* { dg-options "-fgnu-tm -O -fdump-tree-tmmark" } */
+
+struct large { int x[100]; };
+extern int readint (void);
+extern int test(void) __attribute__((transaction_safe));
+
+int f()
+{
+  int i = readint();
+  struct large lala = { 0 };
+  __transaction_atomic {
+    lala.x[i] = 666;
+    if (test())
+      __transaction_cancel;
+  }
+  return lala.x[0];
+}
+
+/* { dg-final { scan-tree-dump-times "logging: lala.x\\\[i_4\\\]" 1 "tmmark" } } */