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-rw-r--r--gcc/testsuite/gcc.dg/pr44974.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr44974.c b/gcc/testsuite/gcc.dg/pr44974.c
new file mode 100644
index 000000000..14e43ece3
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr44974.c
@@ -0,0 +1,23 @@
+/* PR middle-end/44974 */
+/* { dg-do compile } */
+/* { dg-options "-O -fno-optimize-sibling-calls" } */
+
+extern void foo (int status) __attribute__ ((__noreturn__));
+extern void bar (int status) __attribute__ ((__noreturn__));
+extern void _Exit (int status) __attribute__ ((__noreturn__));
+
+void
+foo (int status)
+{
+ _Exit (status);
+}
+
+void
+_Exit (int status)
+{
+ bar (status);
+}
+
+/* { dg-final { scan-assembler "call\[^\n\]*_Exit" { target i?86-*-* x86_64-*-* ia64-*-* sparc*-*-* } } } */
+/* { dg-final { scan-assembler "bl\[^\n\]*_Exit" { target powerpc*-*-* } } } */
+/* { dg-final { scan-assembler "brasl\[^\n\]*_Exit" { target { s390*-*-* && lp64 } } } } */