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| author | Jakub Jelinek <jakub@redhat.com> | 2018-04-06 19:28:54 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2018-04-06 19:28:54 +0200 |
| commit | c617fb562d510101b5445464753858a557020acb (patch) | |
| tree | ca7aea9f6caf538d42053af6fca7c822bc66bc11 /gcc/dwarf2out.c | |
| parent | 49574486e65c03100fbf2993804ccc6dbb9051e6 (diff) | |
| download | gcc-c617fb562d510101b5445464753858a557020acb.zip gcc-c617fb562d510101b5445464753858a557020acb.tar.gz gcc-c617fb562d510101b5445464753858a557020acb.tar.bz2 | |
re PR debug/85252 (ICE with -g for static zero-length array initialization)
PR debug/85252
* dwarf2out.c (rtl_for_decl_init): For STRING_CST initializer only
build CONST_STRING if TYPE_MAX_VALUE is non-NULL and is INTEGER_CST.
* gcc.dg/debug/pr85252.c: New test.
From-SVN: r259183
Diffstat (limited to 'gcc/dwarf2out.c')
| -rw-r--r-- | gcc/dwarf2out.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 7933054..50a41c5 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -19596,6 +19596,8 @@ rtl_for_decl_init (tree init, tree type) if (is_int_mode (TYPE_MODE (enttype), &mode) && GET_MODE_SIZE (mode) == 1 && domain + && TYPE_MAX_VALUE (domain) + && TREE_CODE (TYPE_MAX_VALUE (domain)) == INTEGER_CST && integer_zerop (TYPE_MIN_VALUE (domain)) && compare_tree_int (TYPE_MAX_VALUE (domain), TREE_STRING_LENGTH (init) - 1) == 0 |