1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/testsuite/c-c++-common/pr118442.c b/gcc/testsuite/c-c++-common/pr118442.c
new file mode 100644
index 0000000..2472aa6
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/pr118442.c
@@ -0,0 +1,17 @@
+/* PR118442 */
+/* { dg-do compile { target { struct_musttail && { external_musttail && { c || c++11 } } } } } */
+/* { dg-options "-fprofile-generate -O2" } */
+/* { dg-require-profiling "-fprofile-generate" } */
+
+struct Span {
+  int test[5];
+};
+
+extern void resolveToBufferSlow (struct Span *buffer);
+
+void
+resolveToBuffer (struct Span *buffer)
+{
+  buffer->test[0] = 4;
+  [[clang::musttail]] return resolveToBufferSlow (buffer);
+}