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-rw-r--r--gcc/testsuite/gcc.dg/pr63637-1.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr63637-1.c b/gcc/testsuite/gcc.dg/pr63637-1.c
new file mode 100644
index 00000000000..7a716f98c5f
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr63637-1.c
@@ -0,0 +1,15 @@
+/* PR rtl-optimization/63637 */
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+int
+foo (void)
+{
+ int a, b, c;
+ asm ("# Magic instruction" : "=r" (a));
+ asm ("# Magic instruction" : "=r" (b));
+ asm ("# Magic instruction" : "=r" (c));
+ return a + b + c;
+}
+
+/* { dg-final { scan-assembler-times "# Magic instruction" 1 } } */