* gcc.dg/asm-qual-1.c, gcc.dg/declspec-15.c, gcc.dg/declspec-16.c,

	gcc.dg/declspec-17.c, gcc.dg/empty-source-1.c,
	gcc.dg/empty-source-2.c, gcc.dg/empty-source-3.c,
	gcc.dg/extra-semi-1.c, gcc.dg/extra-semi-2.c,
	gcc.dg/extra-semi-3.c, gcc.dg/gnu-cond-expr-1.c,
	gcc.dg/gnu-cond-expr-2.c, gcc.dg/gnu-cond-expr-3.c,
	gcc.dg/init-empty-1.c, gcc.dg/init-empty-2.c,
	gcc.dg/init-empty-3.c, gcc.dg/noncompile/old-style-parm-1.c,
	gcc.dg/noncompile/old-style-parm-2.c, gcc.dg/stmt-expr-1.c,
	gcc.dg/stmt-expr-2.c, gcc.dg/stmt-expr-3.c: New tests.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@90066 138bc75d-0d04-0410-961f-82ee72b054a4

22 files changed, 221 insertions, 0 deletions

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index fde57d73ec5..a499d04901a 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,18 @@
 2004-11-04  Joseph S. Myers  <joseph@codesourcery.com>
 
+	* gcc.dg/asm-qual-1.c, gcc.dg/declspec-15.c, gcc.dg/declspec-16.c,
+	gcc.dg/declspec-17.c, gcc.dg/empty-source-1.c,
+	gcc.dg/empty-source-2.c, gcc.dg/empty-source-3.c,
+	gcc.dg/extra-semi-1.c, gcc.dg/extra-semi-2.c,
+	gcc.dg/extra-semi-3.c, gcc.dg/gnu-cond-expr-1.c,
+	gcc.dg/gnu-cond-expr-2.c, gcc.dg/gnu-cond-expr-3.c,
+	gcc.dg/init-empty-1.c, gcc.dg/init-empty-2.c,
+	gcc.dg/init-empty-3.c, gcc.dg/noncompile/old-style-parm-1.c,
+	gcc.dg/noncompile/old-style-parm-2.c, gcc.dg/stmt-expr-1.c,
+	gcc.dg/stmt-expr-2.c, gcc.dg/stmt-expr-3.c: New tests.
+
+2004-11-04  Joseph S. Myers  <joseph@codesourcery.com>
+
 	* gcc.dg/c90-restrict-1.c, gcc.dg/c99-arraydecl-2.c,
 	gcc.dg/c99-func-2.c, gcc.dg/charset/asm2.c, gcc.dg/concat.c,
 	gcc.dg/cpp/19990413-1.c, gcc.dg/cpp/paste4.c,
diff --git a/gcc/testsuite/gcc.dg/asm-qual-1.c b/gcc/testsuite/gcc.dg/asm-qual-1.c
new file mode 100644
index 00000000000..9c931d40753
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/asm-qual-1.c
@@ -0,0 +1,12 @@
+/* Test that qualifiers other than volatile are ignored on asm.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu99" } */
+
+void
+f (void)
+{
+  asm volatile ("");
+  asm const (""); /* { dg-warning "warning: const qualifier ignored on asm" } */
+  asm restrict (""); /* { dg-warning "warning: restrict qualifier ignored on asm" } */
+}
diff --git a/gcc/testsuite/gcc.dg/declspec-15.c b/gcc/testsuite/gcc.dg/declspec-15.c
new file mode 100644
index 00000000000..e94ce38111d
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/declspec-15.c
@@ -0,0 +1,12 @@
+/* Test diagnostic for empty declarations in old-style parameter
+   declarations.  Test with no special options.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu89" } */
+
+void
+f (a, b)
+     int; /* { dg-warning "warning: empty declaration" } */
+     register; /* { dg-warning "warning: empty declaration" } */
+{
+}
diff --git a/gcc/testsuite/gcc.dg/declspec-16.c b/gcc/testsuite/gcc.dg/declspec-16.c
new file mode 100644
index 00000000000..a81f0c69040
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/declspec-16.c
@@ -0,0 +1,12 @@
+/* Test diagnostic for empty declarations in old-style parameter
+   declarations.  Test with -pedantic.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu89 -pedantic" } */
+
+void
+f (a, b)
+     int; /* { dg-warning "warning: empty declaration" } */
+     register; /* { dg-warning "warning: empty declaration" } */
+{
+}
diff --git a/gcc/testsuite/gcc.dg/declspec-17.c b/gcc/testsuite/gcc.dg/declspec-17.c
new file mode 100644
index 00000000000..5be737e00d3
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/declspec-17.c
@@ -0,0 +1,12 @@
+/* Test diagnostic for empty declarations in old-style parameter
+   declarations.  Test with -pedantic-errors.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu89 -pedantic-errors" } */
+
+void
+f (a, b)
+     int; /* { dg-error "error: empty declaration" } */
+     register; /* { dg-error "error: empty declaration" } */
+{
+}
diff --git a/gcc/testsuite/gcc.dg/empty-source-1.c b/gcc/testsuite/gcc.dg/empty-source-1.c
new file mode 100644
index 00000000000..239001c030a
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/empty-source-1.c
@@ -0,0 +1,5 @@
+/* Test diagnostic for an empty source file.  Test with no special
+   options.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "" } */
diff --git a/gcc/testsuite/gcc.dg/empty-source-2.c b/gcc/testsuite/gcc.dg/empty-source-2.c
new file mode 100644
index 00000000000..6f54f03d82f
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/empty-source-2.c
@@ -0,0 +1,6 @@
+/* Test diagnostic for an empty source file.  Test with -pedantic.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-pedantic" } */
+
+/* { dg-warning "warning: ISO C forbids an empty source file" "empty" { target *-*-* } 1 } */
diff --git a/gcc/testsuite/gcc.dg/empty-source-3.c b/gcc/testsuite/gcc.dg/empty-source-3.c
new file mode 100644
index 00000000000..c58924267ff
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/empty-source-3.c
@@ -0,0 +1,7 @@
+/* Test diagnostic for an empty source file.  Test with
+   -pedantic-errors.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-pedantic-errors" } */
+
+/* { dg-error "error: ISO C forbids an empty source file" "empty" { target *-*-* } 1 } */
diff --git a/gcc/testsuite/gcc.dg/extra-semi-1.c b/gcc/testsuite/gcc.dg/extra-semi-1.c
new file mode 100644
index 00000000000..74857cad12b
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/extra-semi-1.c
@@ -0,0 +1,7 @@
+/* Test diagnostic for extra semicolon outside a function.  Test with
+   no special options.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "" } */
+
+;
diff --git a/gcc/testsuite/gcc.dg/extra-semi-2.c b/gcc/testsuite/gcc.dg/extra-semi-2.c
new file mode 100644
index 00000000000..c4e1cc3b44e
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/extra-semi-2.c
@@ -0,0 +1,7 @@
+/* Test diagnostic for extra semicolon outside a function.  Test with
+   -pedantic.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-pedantic" } */
+
+; /* { dg-warning "warning: ISO C does not allow extra ';' outside of a function" } */
diff --git a/gcc/testsuite/gcc.dg/extra-semi-3.c b/gcc/testsuite/gcc.dg/extra-semi-3.c
new file mode 100644
index 00000000000..6b907672f2f
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/extra-semi-3.c
@@ -0,0 +1,7 @@
+/* Test diagnostic for extra semicolon outside a function.  Test with
+   -pedantic-errors.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-pedantic-errors" } */
+
+; /* { dg-error "error: ISO C does not allow extra ';' outside of a function" } */
diff --git a/gcc/testsuite/gcc.dg/gnu-cond-expr-1.c b/gcc/testsuite/gcc.dg/gnu-cond-expr-1.c
new file mode 100644
index 00000000000..0f0bb214228
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/gnu-cond-expr-1.c
@@ -0,0 +1,13 @@
+/* Test diagnostic for GNU extension: omitting middle term of
+   conditional expression.  Test with no special options.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu99" } */
+
+int a, b, c;
+
+void
+f (void)
+{
+  c = (++a ? : b);
+}
diff --git a/gcc/testsuite/gcc.dg/gnu-cond-expr-2.c b/gcc/testsuite/gcc.dg/gnu-cond-expr-2.c
new file mode 100644
index 00000000000..53234dc26ca
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/gnu-cond-expr-2.c
@@ -0,0 +1,13 @@
+/* Test diagnostic for GNU extension: omitting middle term of
+   conditional expression.  Test with -pedantic.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu99 -pedantic" } */
+
+int a, b, c;
+
+void
+f (void)
+{
+  c = (++a ? : b); /* { dg-warning "warning: ISO C forbids omitting the middle term of a \\?: expression" } */
+}
diff --git a/gcc/testsuite/gcc.dg/gnu-cond-expr-3.c b/gcc/testsuite/gcc.dg/gnu-cond-expr-3.c
new file mode 100644
index 00000000000..e15ed0259c7
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/gnu-cond-expr-3.c
@@ -0,0 +1,13 @@
+/* Test diagnostic for GNU extension: omitting middle term of
+   conditional expression.  Test with -pedantic-errors.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu99 -pedantic-errors" } */
+
+int a, b, c;
+
+void
+f (void)
+{
+  c = (++a ? : b); /* { dg-error "error: ISO C forbids omitting the middle term of a \\?: expression" } */
+}
diff --git a/gcc/testsuite/gcc.dg/init-empty-1.c b/gcc/testsuite/gcc.dg/init-empty-1.c
new file mode 100644
index 00000000000..39a5174ba84
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/init-empty-1.c
@@ -0,0 +1,9 @@
+/* Test diagnostic for empty initializer braces.  Test with no special
+   options.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu99" } */
+
+struct s { int a; } x = { };
+
+struct s *p = &(struct s){ };
diff --git a/gcc/testsuite/gcc.dg/init-empty-2.c b/gcc/testsuite/gcc.dg/init-empty-2.c
new file mode 100644
index 00000000000..a6e1a30206a
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/init-empty-2.c
@@ -0,0 +1,9 @@
+/* Test diagnostic for empty initializer braces.  Test with
+   -pedantic.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu99 -pedantic" } */
+
+struct s { int a; } x = { }; /* { dg-warning "warning: ISO C forbids empty initializer braces" } */
+
+struct s *p = &(struct s){ }; /* { dg-warning "warning: ISO C forbids empty initializer braces" } */
diff --git a/gcc/testsuite/gcc.dg/init-empty-3.c b/gcc/testsuite/gcc.dg/init-empty-3.c
new file mode 100644
index 00000000000..792d1712f3f
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/init-empty-3.c
@@ -0,0 +1,9 @@
+/* Test diagnostic for empty initializer braces.  Test with
+   -pedantic-errors.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu99 -pedantic-errors" } */
+
+struct s { int a; } x = { }; /* { dg-error "error: ISO C forbids empty initializer braces" } */
+
+struct s *p = &(struct s){ }; /* { dg-error "error: ISO C forbids empty initializer braces" } */
diff --git a/gcc/testsuite/gcc.dg/noncompile/old-style-parm-1.c b/gcc/testsuite/gcc.dg/noncompile/old-style-parm-1.c
new file mode 100644
index 00000000000..5f879c3f0ae
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/noncompile/old-style-parm-1.c
@@ -0,0 +1,11 @@
+/* Test that stray semicolon in old-style parameters is not
+   accepted.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "" } */
+
+void
+f(a)
+     int a;; /* { dg-error "parse error|syntax error|expected declaration specifiers" } */
+{
+}
diff --git a/gcc/testsuite/gcc.dg/noncompile/old-style-parm-2.c b/gcc/testsuite/gcc.dg/noncompile/old-style-parm-2.c
new file mode 100644
index 00000000000..1b156b770f7
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/noncompile/old-style-parm-2.c
@@ -0,0 +1,11 @@
+/* Test that parameter without declaration specifiers in old-style
+   parameters is not accepted.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "" } */
+
+void
+f(a)
+     a; /* { dg-error "parse error|syntax error|no type or storage class|expected declaration specifiers" } */
+{
+}
diff --git a/gcc/testsuite/gcc.dg/stmt-expr-1.c b/gcc/testsuite/gcc.dg/stmt-expr-1.c
new file mode 100644
index 00000000000..fdd62528d46
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/stmt-expr-1.c
@@ -0,0 +1,11 @@
+/* Test diagnostic for GNU extension: statement expressions.  Test
+   with no special options.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu99" } */
+
+int
+f (void)
+{
+  return ({ 1; });
+}
diff --git a/gcc/testsuite/gcc.dg/stmt-expr-2.c b/gcc/testsuite/gcc.dg/stmt-expr-2.c
new file mode 100644
index 00000000000..37147fd7330
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/stmt-expr-2.c
@@ -0,0 +1,11 @@
+/* Test diagnostic for GNU extension: statement expressions.  Test
+   with -pedantic.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu99 -pedantic" } */
+
+int
+f (void)
+{
+  return ({ 1; }); /* { dg-warning "warning: ISO C forbids braced-groups within expressions" } */
+}
diff --git a/gcc/testsuite/gcc.dg/stmt-expr-3.c b/gcc/testsuite/gcc.dg/stmt-expr-3.c
new file mode 100644
index 00000000000..904201e7004
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/stmt-expr-3.c
@@ -0,0 +1,11 @@
+/* Test diagnostic for GNU extension: statement expressions.  Test
+   with -pedantic-errors.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu99 -pedantic-errors" } */
+
+int
+f (void)
+{
+  return ({ 1; }); /* { dg-error "error: ISO C forbids braced-groups within expressions" } */
+}