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diff gcc/testsuite/gcc.dg/Wstrict-aliasing-converted-assigned.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/Wstrict-aliasing-converted-assigned.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -Wstrict-aliasing -fstrict-aliasing" } */
+
+
+int foo()
+{
+  int i;
+  *(long*)&i = 0;  /* { dg-warning "type-punn" "type-punn" } */
+  /* These messages are only expected for lp64, but fail there.  When they
+     pass for lp64, replace "xfail *-*-*" with "target lp64".  */
+  /* { dg-message "does break strict-aliasing" "break" { xfail *-*-* } .-3 } */
+  /* { dg-message "initialized" "init" { xfail *-*-* } .-4 } */
+  return i;
+}