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Diffstat (limited to 'gcc/testsuite/gcc.c-torture/execute/20061031-1.c')
-rw-r--r--gcc/testsuite/gcc.c-torture/execute/20061031-1.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/20061031-1.c b/gcc/testsuite/gcc.c-torture/execute/20061031-1.c
new file mode 100644
index 000000000..3db0a97f2
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/20061031-1.c
@@ -0,0 +1,28 @@
+/* PR rtl-optimization/29631 */
+/* Origin: Falk Hueffner <falk@debian.org> */
+
+const signed char nunmap[] = { 17, -1, 1 };
+
+__attribute__((noinline))
+void ff(int i) {
+ asm volatile("");
+}
+
+__attribute__((noinline))
+void f(short delta)
+{
+ short p0 = 2, s;
+ for (s = 0; s < 2; s++)
+ {
+ p0 += delta;
+ ff(s);
+ if (nunmap[p0] == 17)
+ asm volatile("");
+ }
+}
+
+int main(void)
+{
+ f(-1);
+ return 0;
+}