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re PR c/11207 (ICE with negative index in array element designator)

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PR c/11207
	* c-typeck.c (set_init_index): Check for negative index.

(testsuite/)
	* gcc.dg/noncompile/20030818-1.c: New.

From-SVN: r70553
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Matt Kraai 2003-08-19 01:36:29 +00:00 • committed by Matt Kraai
parent dfccfad9bb
commit 622adc7e1d
4 changed files with 14 additions and 0 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2003-08-18 Matt Kraai <kraai@alumni.cmu.edu>
PR c/11207
* c-typeck.c (set_init_index): Check for negative index.
2003-08-18 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/crti.asm (_init, _fini): Add alternate code for new

2
gcc/c-typeck.c
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@ -4956,6 +4956,8 @@ set_init_index (tree first, tree last)
error_init ("nonconstant array index in initializer");
else if (TREE_CODE (constructor_type) != ARRAY_TYPE)
error_init ("array index in non-array initializer");
else if (tree_int_cst_sgn (first) == -1)
error_init ("array index in initializer exceeds array bounds");
else if (constructor_max_index
&& tree_int_cst_lt (constructor_max_index, first))
error_init ("array index in initializer exceeds array bounds");

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2003-08-18 Matt Kraai <kraai@alumni.cmu.edu>
* gcc.dg/noncompile/20030818-1.c: New.
2003-08-18 Nathan Sidwell <nathan@codesourcery.com>
* g++.dg/template/scope2.C: New test.

3
gcc/testsuite/gcc.dg/noncompile/20030818-1.c Normal file
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@ -0,0 +1,3 @@
/* PR 11207. */
char font8x8[256][8] = { [-1] = { 0 } }; /* { dg-error "array index in initializer exceeds array bounds" } */