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re PR fortran/19259 (";" as first nonblank character on a line should be an error)

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2006-07-01  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

fortran/
PR fortran/19259
* parse.c (next_free): Error out on line starting with semicolon.
(next_fixed): Fix formatting.  Error out on line starting with
semicolon.
testsuite/
PR fortran/19259
* gfortran.dg/semicolon_fixed.c: New.
* gfortran.dg/semicolon_free.c: New.

From-SVN: r115115
This commit is contained in:
Tobias Schlüter 2006-07-01 17:03:30 +02:00
parent 3e72a66fcd
commit 31c5eee102
5 changed files with 55 additions and 2 deletions
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7
gcc/fortran/ChangeLog
View File

@ -1,3 +1,10 @@
2006-07-01 Tobias Schl<68>üter <tobias.schlueter@physik.uni-muenchen.de>
PR fortran/19259
* parse.c (next_free): Error out on line starting with semicolon.
(next_fixed): Fix formatting. Error out on line starting with
semicolon.
2006-06-30 Kazu Hirata <kazu@codesourcery.com>
* check.c: Fix a comment typo.

26
gcc/fortran/parse.c
View File

@ -410,8 +410,9 @@ static gfc_statement
next_free (void)
{
match m;
int c, d, cnt;
int c, d, cnt, at_bol;
at_bol = gfc_at_bol ();
gfc_gobble_whitespace ();
c = gfc_peek_char ();
@ -447,6 +448,14 @@ next_free (void)
gfc_gobble_whitespace ();
if (at_bol && gfc_peek_char () == ';')
{
gfc_error_now
("Semicolon at %C needs to be preceded by statement");
gfc_next_char (); /* Eat up the semicolon. */
return ST_NONE;
}
if (gfc_match_eos () == MATCH_YES)
{
gfc_warning_now
@ -474,6 +483,13 @@ next_free (void)
}
}
if (at_bol && c == ';')
{
gfc_error_now ("Semicolon at %C needs to be preceded by statement");
gfc_next_char (); /* Eat up the semicolon. */
return ST_NONE;
}
return decode_statement ();
}
@ -571,7 +587,7 @@ next_fixed (void)
if (c == '\n')
goto blank_line;
if (c != ' ' && c!= '0')
if (c != ' ' && c != '0')
{
gfc_buffer_error (0);
gfc_error ("Bad continuation line at %C");
@ -593,6 +609,12 @@ next_fixed (void)
goto blank_line;
gfc_current_locus = loc;
if (c == ';')
{
gfc_error_now ("Semicolon at %C needs to be preceded by statement");
return ST_NONE;
}
if (gfc_match_eos () == MATCH_YES)
goto blank_line;

6
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,9 @@
2006-07-01 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
PR fortran/19259
* gfortran.dg/semicolon_fixed.c: New.
* gfortran.dg/semicolon_free.c: New.
2006-06-30 Mike Stump <mrs@apple.com>
* g++.dg/ext/visibility/fvisibility-override2.C: Fix for systems

9
gcc/testsuite/gfortran.dg/semicolon_fixed.f Normal file
View File

@ -0,0 +1,9 @@
! { dg-do compile }
! PR 19259 Semicolon cannot start a line
x=1; y=1;
x=2;;
x=3;
; ! { dg-error "Semicolon at" }
;; ! { dg-error "Semicolon at" }
900 ; ! { dg-error "Semicolon at" }
end

9
gcc/testsuite/gfortran.dg/semicolon_free.f90 Normal file
View File

@ -0,0 +1,9 @@
! { dg-do compile }
! PR 19259 Semicolon cannot start a line
x=1; y=1;
x=2;;
x=3;
; ! { dg-error "Semicolon at" }
;; ! { dg-error "Semicolon at" }
111 ; ! { dg-error "Semicolon at" }
end