From 8011fbba7baa46947341ca8069b5a327163a68d5 Mon Sep 17 00:00:00 2001 From: Jerry DeLisle Date: Sat, 28 Jan 2023 20:00:34 -0800 Subject: [PATCH] ICE in gfc_free_namespace. ice-on-invalid. PR fortran/103506 gcc/fortran/ChangeLog: * parse.cc (parse_module): Remove use of a bool error value that prevented proper setting of the namespace pointer. gcc/testsuite/ChangeLog: * gfortran.dg/pr103506_1.f90: New test. --- gcc/fortran/parse.cc | 9 +-------- gcc/testsuite/gfortran.dg/pr103506_1.f90 | 9 +++++++++ 2 files changed, 10 insertions(+), 8 deletions(-) create mode 100644 gcc/testsuite/gfortran.dg/pr103506_1.f90 diff --git a/gcc/fortran/parse.cc b/gcc/fortran/parse.cc index 0fb19cc..039e7e7 100644 --- a/gcc/fortran/parse.cc +++ b/gcc/fortran/parse.cc @@ -6502,7 +6502,6 @@ parse_module (void) { gfc_statement st; gfc_gsymbol *s; - bool error; s = gfc_get_gsymbol (gfc_new_block->name, false); if (s->defined || (s->type != GSYM_UNKNOWN && s->type != GSYM_MODULE)) @@ -6525,7 +6524,6 @@ parse_module (void) st = parse_spec (ST_NONE); - error = false; loop: switch (st) { @@ -6544,16 +6542,11 @@ loop: default: gfc_error ("Unexpected %s statement in MODULE at %C", gfc_ascii_statement (st)); - - error = true; reject_statement (); st = next_statement (); goto loop; } - - /* Make sure not to free the namespace twice on error. */ - if (!error) - s->ns = gfc_current_ns; + s->ns = gfc_current_ns; } diff --git a/gcc/testsuite/gfortran.dg/pr103506_1.f90 b/gcc/testsuite/gfortran.dg/pr103506_1.f90 new file mode 100644 index 0000000..3f57809 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/pr103506_1.f90 @@ -0,0 +1,9 @@ +! { dg-do compile } +! PR103506 ICE in gfc_free_namespace. ice-on-invalid +! Test case from the PR. +module m ! { dg-error "is already being used as a MODULE" } +stop ! { dg-error "Unexpected STOP statement in MODULE" } +end +program p +call m ! { dg-error "is already being used as a MODULE" } +end -- 2.7.4