1 files changed, 34 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/pr39058.c b/gcc/testsuite/gcc.target/i386/pr39058.c
new file mode 100644
index 000000000..2982e8d14
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr39058.c
@@ -0,0 +1,34 @@
+/* PR inline-asm/39058 */
+/* { dg-options "-O2" } */
+
+double
+f1 ()
+{
+  double x;
+  asm ("" : "=r,r" (x) : "0,0" (x));
+  return x;
+}
+
+double
+f2 ()
+{
+  double x;
+  asm ("" : "=r" (x) : "0" (x));
+  return x;
+}
+
+double
+f3 ()
+{
+  double x, y;
+  asm ("" : "=r,r" (x), "=r,r" (y) : "%0,0" (x), "r,r" (0));
+  return x;
+}
+
+double
+f4 ()
+{
+  double x, y;
+  asm ("" : "=r" (x), "=r" (y) : "0" (x), "r" (0));
+  return x;
+}