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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/gcc.dg/Wpadded.c
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Diffstat (limited to 'gcc/testsuite/gcc.dg/Wpadded.c')
-rw-r--r--gcc/testsuite/gcc.dg/Wpadded.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/Wpadded.c b/gcc/testsuite/gcc.dg/Wpadded.c
new file mode 100644
index 000000000..9e69a9fef
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/Wpadded.c
@@ -0,0 +1,13 @@
+/* Source: EMC. */
+
+/* { dg-do compile } */
+/* -fpack-struct is necessary because the warning expected requires the initial
+ packing to be larger than 1, which cannot be guaranteed for all targets.
+ We won't get a warning anyway if the target has "packed" structure
+ layout. */
+/* { dg-options "-Wpadded -fpack-struct=8" } */
+
+struct foo {
+ char bar;
+ long baz; /* { dg-warning "padding struct to align" "" { target { ! default_packed } } } */
+} futz;