From: Steven G. Kargl <kargl@gcc.gnu.org>
Date: Sat, 31 Aug 2019 00:32:48 +0000 (+0000)
Subject: re PR fortran/91587 (ICE in gfc_resolve_filepos, at fortran/io.c:2913)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=460b985ea3d74a371db90b1e54fd3f02752cf658;p=gcc.git

re PR fortran/91587 (ICE in gfc_resolve_filepos, at fortran/io.c:2913)

2019-08-30  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/91587
	* io.c (match_filepos): MATCH_ERROR should branch to a syntax error.

2019-08-30  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/91587
	* gfortran.dg/pr91587.f90: New test.

From-SVN: r275236
---

diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 0f2efb239ac..a34b871c4c4 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,8 @@
+2019-08-30  Steven G. Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/91587
+	* io.c (match_filepos): MATCH_ERROR should branch to a syntax error.
+
 2019-08-28  Steven G. Kargl  <kargl@gcc.gnu.org>
 
 	PR fortran/91551
diff --git a/gcc/fortran/io.c b/gcc/fortran/io.c
index cd21c6bcf82..632e168809d 100644
--- a/gcc/fortran/io.c
+++ b/gcc/fortran/io.c
@@ -2845,7 +2845,7 @@ match_filepos (gfc_statement st, gfc_exec_op op)
 
   m = match_file_element (fp);
   if (m == MATCH_ERROR)
-    goto done;
+    goto syntax;
   if (m == MATCH_NO)
     {
       m = gfc_match_expr (&fp->unit);
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 83d17a38f6c..c590b46f65f 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2019-08-30  Steven G. Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/91587
+	* gfortran.dg/pr91587.f90: New test.
+
 2019-08-30  Martin Sebor  <msebor@redhat.com>
 
 	PR middle-end/91599
diff --git a/gcc/testsuite/gfortran.dg/pr91587.f90 b/gcc/testsuite/gfortran.dg/pr91587.f90
new file mode 100644
index 00000000000..c07735df65e
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/pr91587.f90
@@ -0,0 +1,12 @@
+! { dg-do compile }
+! PR fortran/91587
+! Code contributed by Gerhard Steinmetz
+program p
+   backspace(err=!)  ! { dg-error "Syntax error in" }
+   flush(err=!)      ! { dg-error "Syntax error in" }
+   rewind(err=!)     ! { dg-error "Syntax error in" }
+end
+
+subroutine bar       ! An other matcher runs, and gives a different error.
+   endfile(err=!)    ! { dg-error "Expecting END" }
+end