From af65379e383bac651f0868237e9086630b15ee0d Mon Sep 17 00:00:00 2001
From: Pete Steinfeld <47540744+psteinfeld@users.noreply.github.com>
Date: Wed, 29 Nov 2023 04:12:44 -0800
Subject: [flang] Fix test ctofortran (#73738)

After merge request #73124, the flang test Driver/ctofortran started
failing because both the C and the Fortran code had main programs. This
update fixes that by eliminating the C main program in the test.
---
 flang/test/Driver/ctofortran.f90 | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/flang/test/Driver/ctofortran.f90 b/flang/test/Driver/ctofortran.f90
index 828e87e..ceb253d 100644
--- a/flang/test/Driver/ctofortran.f90
+++ b/flang/test/Driver/ctofortran.f90
@@ -5,6 +5,15 @@
 ! RUN: %t/runtest.sh %t %flang $t/ffile.f90 $t/cfile.c
 
 !--- ffile.f90
+program fmain
+  interface
+    subroutine csub() bind(c)
+    end subroutine
+  end interface
+
+  call csub()
+end program fmain
+
 subroutine foo(a) bind(c)
   integer :: a(:)
   if (lbound(a, 1) .ne. 1) then
@@ -37,7 +46,7 @@ void foo(CFI_cdesc_t*);
 
 int a[10];
 
-int main() {
+void csub() {
   int i, res;
   static CFI_CDESC_T(1) r1;
   CFI_cdesc_t *desc = (CFI_cdesc_t*)&r1;
@@ -55,7 +64,7 @@ int main() {
   }
 
   foo(desc);
-  return 0;
+  return;
 }
 !--- runtest.sh
 #!/bin/bash
-- 
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