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Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/bitfield2.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.target/i386/bitfield2.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/bitfield2.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/bitfield2.c
new file mode 100644
index 000000000..e40059892
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/bitfield2.c
@@ -0,0 +1,23 @@
+// Test for bitfield alignment in structs on IA-32
+// { dg-do run }
+// { dg-require-effective-target ia32 }
+// { dg-options "-O2" }
+// { dg-options "-mno-align-double -mno-ms-bitfields" { target i?86-*-interix* i?86-*-cygwin* i?86-*-mingw* } }
+
+extern void abort (void);
+extern void exit (int);
+
+struct X {
+ char a;
+ long long : 0;
+ char b;
+} x;
+
+int main () {
+ if (&x.b - &x.a != 4)
+ abort ();
+ if (sizeof (x) != 5)
+ abort ();
+
+ exit (0);
+}