1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/pr17143.f90 b/gcc/testsuite/gfortran.dg/pr17143.f90
new file mode 100644
index 000000000..4423eab73
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/pr17143.f90
@@ -0,0 +1,19 @@
+! { dg-do run }
+! { dg-options "-std=legacy" }
+!
+! pr17143
+! does not print 2*63 correctly
+       character*25 l
+       integer(kind=8) i
+       data i /1/
+       do j = 1,63
+          i = i * 2
+       end do
+       write(l,*)i
+       if (l.ne.' -9223372036854775808') then
+!                ^
+!         the space is required before a number
+          call abort
+       endif 
+       end
+