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-rw-r--r--gcc/testsuite/gcc.dg/20030324-1.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/20030324-1.c b/gcc/testsuite/gcc.dg/20030324-1.c
new file mode 100644
index 00000000000..7e46d040ee2
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/20030324-1.c
@@ -0,0 +1,39 @@
+/* { dg-do run } */
+/* { dg-options "-O -fstrength-reduce -fstrict-aliasing -fforce-mem -fgcse" } */
+
+/* PR optimization/10087 */
+/* Contributed by Peter van Hoof <p.van-hoof@qub.ac.uk> */
+
+extern void abort(void);
+
+void b(int*,int*);
+
+typedef struct {
+ double T1;
+ char c;
+} S;
+
+int main(void)
+{
+ int i,j;
+ double s;
+
+ S x1[2][2];
+ S *x[2] = { x1[0], x1[1] };
+ S **E = x;
+
+ for( i=0; i < 2; i++ )
+ for( j=0; j < 2; j++ )
+ E[j][i].T1 = 1;
+
+ for( i=0; i < 2; i++ )
+ for( j=0; j < 2; j++ )
+ s = E[j][i].T1;
+
+ b(&j,&i);
+ if (s != 1)
+ abort ();
+ return 0;
+}
+
+void b(int *i, int *j) {}