https://gcc.gnu.org/g:6ce73ad4370c143a7d1e6a13b1d353db5884213f
commit r16-480-g6ce73ad4370c143a7d1e6a13b1d353db5884213f
Author: Harald Anlauf <anl...@gmx.de>
Date: Thu May 8 22:21:03 2025 +0200
Fortran: parsing issue with DO CONCURRENT;ENDDO on same line [PR120179]
PR fortran/120179
gcc/fortran/ChangeLog:
* match.cc (gfc_match_do): Do not attempt to match end-of-statement
twice.
gcc/testsuite/ChangeLog:
* gfortran.dg/do_concurrent_basic.f90: Extend testcase.
Diff:
---
gcc/fortran/match.cc | 3 ++-
gcc/testsuite/gfortran.dg/do_concurrent_basic.f90 | 7 +++++--
2 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/gcc/fortran/match.cc b/gcc/fortran/match.cc
index 474ba81b2aa0..a99a757bede6 100644
--- a/gcc/fortran/match.cc
+++ b/gcc/fortran/match.cc
@@ -2892,7 +2892,7 @@ gfc_match_do (void)
locus where = gfc_current_locus;
if (gfc_match_eos () == MATCH_YES)
- break;
+ goto concurr_ok;
else if (gfc_match ("local ( ") == MATCH_YES)
{
@@ -3141,6 +3141,7 @@ gfc_match_do (void)
if (gfc_match_eos () != MATCH_YES)
goto concurr_cleanup;
+concurr_ok:
if (label != NULL
&& !gfc_reference_st_label (label, ST_LABEL_DO_TARGET))
goto concurr_cleanup;
diff --git a/gcc/testsuite/gfortran.dg/do_concurrent_basic.f90
b/gcc/testsuite/gfortran.dg/do_concurrent_basic.f90
index fe8723d48b4c..bdb6e0e6fe21 100644
--- a/gcc/testsuite/gfortran.dg/do_concurrent_basic.f90
+++ b/gcc/testsuite/gfortran.dg/do_concurrent_basic.f90
@@ -1,4 +1,4 @@
-! { dg-do run }
+! { dg-do compile }
program basic_do_concurrent
implicit none
integer :: i, arr(10)
@@ -7,5 +7,8 @@ program basic_do_concurrent
arr(i) = i
end do
+ do concurrent (i=1:10);enddo
+ do,concurrent (i=1:10);arr(i)=i;enddo
+
print *, arr
-end program basic_do_concurrent
\ No newline at end of file
+end program basic_do_concurrent
