PR c/69661 - missing -Wsequence-point warning

gcc/testsuite.ChangeLog:
        * c-c++-common/Wsequence-point-2.c: New test.

From-SVN: r268504

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 3bcef91..c186df7 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,8 @@
 2019-02-03  Martin Sebor  <msebor@redhat.com>
 
+       PR c/69661
+       * c-c++-common/Wsequence-point-2.c: New test.
+
        PR c++/44648
        * g++.dg/warn/Wunused-var-35.C: New test.
 

diff --git a/gcc/testsuite/c-c++-common/Wsequence-point-2.c b/gcc/testsuite/c-c++-common/Wsequence-point-2.c
new file mode 100644 (file)
index 0000000..1e85e27
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/Wsequence-point-2.c
@@ -0,0 +1,13 @@
+/* PR c/69661 - missing -Wsequence-point warning
+   { dg-do compile }
+   { dg-options "-Wall" } */
+
+int a, b;
+short c;
+
+void fn1 (int p) { (void)p; }
+
+void fn2 (void)
+{
+  fn1(a == (c &= a = b));   /* { dg-warning "\\\[-Wsequence-point\\\]" } */
+}