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authorSteven G. Kargl <kargl@gcc.gnu.org>2015-05-18 21:04:33 +0000
committerSteven G. Kargl <kargl@gcc.gnu.org>2015-05-18 21:04:33 +0000
commit20898e80960f5d27410c38f75ea5d412a26f753a (patch)
treea0b77a2021eecff42ef3625d221bfc8b9e32c3dd /gcc
parent703245d706ad3738cf38468067306bb681568053 (diff)
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re PR fortran/66039 (ICE on incomplete parentheses at rewind, flush, endfile, backspace)
2015-05-18 Steven G. Kargl <kargl@gcc.gnu.org> PR fortran/66039 * io.c (match_filepos): Check for incomplete/mangled REWIND, FLUSH, BACKSPACE, and ENDFILE statements 2015-05-18 Steven G. Kargl <kargl@gcc.gnu.org> PR fortran/66039 * gfortran.dg/filepos1.f90: New test From-SVN: r223315
Diffstat (limited to 'gcc')
-rw-r--r--gcc/fortran/ChangeLog6
-rw-r--r--gcc/fortran/io.c4
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/gfortran.dg/filepos1.f9025
4 files changed, 37 insertions, 3 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 6913d88..a5d4d22 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,5 +1,11 @@
2015-05-18 Steven G. Kargl <kargl@gcc.gnu.org>
+ PR fortran/66039
+ * io.c (match_filepos): Check for incomplete/mangled REWIND, FLUSH,
+ BACKSPACE, and ENDFILE statements
+
+2015-05-18 Steven G. Kargl <kargl@gcc.gnu.org>
+
PR fortran/64925
* symbol.c(check_conflict): Check for a conflict between a dummy
argument and an internal procedure name.
diff --git a/gcc/fortran/io.c b/gcc/fortran/io.c
index 82a0a87..0ac4f4a 100644
--- a/gcc/fortran/io.c
+++ b/gcc/fortran/io.c
@@ -2382,9 +2382,7 @@ match_filepos (gfc_statement st, gfc_exec_op op)
if (m == MATCH_NO)
{
m = gfc_match_expr (&fp->unit);
- if (m == MATCH_ERROR)
- goto done;
- if (m == MATCH_NO)
+ if (m == MATCH_ERROR || m == MATCH_NO)
goto syntax;
}
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 593427c..3dd2d94 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,10 @@
2015-05-18 Steven G. Kargl <kargl@gcc.gnu.org>
+ PR fortran/66039
+ * gfortran.dg/filepos1.f90: New test
+
+2015-05-18 Steven G. Kargl <kargl@gcc.gnu.org>
+
PR fortran/64925
* gfortran.dg/pr64925.f90: New test.
diff --git a/gcc/testsuite/gfortran.dg/filepos1.f90 b/gcc/testsuite/gfortran.dg/filepos1.f90
new file mode 100644
index 0000000..d34902a
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/filepos1.f90
@@ -0,0 +1,25 @@
+! { dg-do compile }
+! PR fortran/66039
+!
+! Original code from Gerhard Steinmetz
+! <gerhard dot steinmetz dot fortran at t-online dot de>
+subroutine p1
+ rewind (( ! { dg-error "Syntax error in REWIND" }
+ rewind (- ! { dg-error "Syntax error in REWIND" }
+end subroutine p1
+
+subroutine p2
+ flush (( ! { dg-error "Syntax error in FLUSH" }
+ flush (- ! { dg-error "Syntax error in FLUSH" }
+end subroutine p2
+
+subroutine p4
+ backspace (( ! { dg-error "Syntax error in BACKSPACE" }
+ backspace (- ! { dg-error "Syntax error in BACKSPACE" }
+end subroutine p4
+
+subroutine p3
+ endfile (( ! { dg-error "Expecting END SUBROUTINE" }
+ endfile (- ! { dg-error "Expecting END SUBROUTINE" }
+end subroutine p3
+