1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/arm/thumb2-mul-space-3.c b/gcc/testsuite/gcc.target/arm/thumb2-mul-space-3.c
new file mode 100644
index 000000000..143a6deee
--- /dev/null
+++ b/gcc/testsuite/gcc.target/arm/thumb2-mul-space-3.c
@@ -0,0 +1,17 @@
+/* In Thumb-2 mode, when optimizing for size, generate a "muls"
+   instruction and use the resulting condition flags rather than a
+   separate compare instruction.  */
+/* { dg-options "-mthumb -Os" }  */
+/* { dg-require-effective-target arm_thumb2_ok } */
+/* { dg-final { scan-assembler "muls" } } */
+/* { dg-final { scan-assembler-not "cmp" } } */
+
+int x;
+
+int f(int i, int j)
+{
+  i = i * j;
+  if (i < 0)
+    x = 1;
+  return i;
+}