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c-typeck.c (set_init_index): Require designator to be of integer type.

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* c-typeck.c (set_init_index): Require designator to be of integer
	type.

testsuite:
	* gcc.dg/c99-init-3.c, gcc.dg/gnu99-init-2.c: New tests.
	* gcc.dg/noncompile/921102-1.c: Update expected error message.

From-SVN: r85023
This commit is contained in:
Joseph Myers 2004-07-22 00:51:29 +01:00 • committed by Joseph Myers
parent 916c59199c
commit 3ea8cd0655
6 changed files with 37 additions and 1 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
* c-typeck.c (set_init_index): Require designator to be of integer
type.
2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
PR c/11250

7
gcc/c-typeck.c
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@ -4956,6 +4956,13 @@ set_init_index (tree first, tree last)
designator_errorneous = 1;
if (!INTEGRAL_TYPE_P (TREE_TYPE (first))
|| (last && !INTEGRAL_TYPE_P (TREE_TYPE (last))))
{
error_init ("array index in initializer not of integer type");
return;
}
while ((TREE_CODE (first) == NOP_EXPR
|| TREE_CODE (first) == CONVERT_EXPR
|| TREE_CODE (first) == NON_LVALUE_EXPR)

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
* gcc.dg/c99-init-3.c, gcc.dg/gnu99-init-2.c: New tests.
* gcc.dg/noncompile/921102-1.c: Update expected error message.
2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
PR c/11250

8
gcc/testsuite/gcc.dg/c99-init-3.c Normal file
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@ -0,0 +1,8 @@
/* Test for designated initializers: array designators must be of
integer type. */
/* Origin: Joseph Myers <jsm@polyomino.org.uk> */
/* { dg-do compile } */
/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */
int a[] = { [(void *)0] = 1 }; /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "integer type|near init" "pointer designator" { target *-*-* } 7 } */

11
gcc/testsuite/gcc.dg/gnu99-init-2.c Normal file
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@ -0,0 +1,11 @@
/* Test for designated initializers: array designators must be of
integer type. Test for index ranges (GNU extension). */
/* Origin: Joseph Myers <jsm@polyomino.org.uk> */
/* { dg-do compile } */
/* { dg-options "-std=gnu99" } */
int a[] = { [(void *)0 ... 0] = 1 }; /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "integer type|near init" "pointer designator" { target *-*-* } 7 } */
int b[] = { [0 ... (void *)0] = 1 }; /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "integer type|near init" "pointer designator" { target *-*-* } 10 } */

2
gcc/testsuite/gcc.dg/noncompile/921102-1.c
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@ -1 +1 @@
int x[]={[0.3 ... 4.6]9}; /* { dg-error "nonconstant array|near init" } */
int x[]={[0.3 ... 4.6]9}; /* { dg-error "not of integer type|near init" } */