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* [Bug c++/54441] New: Infinite loop with brace initializer on zero-length array @ 2012-08-31 19:22 strikosn at gmail dot com 2012-09-03 10:41 ` [Bug c++/54441] [4.7/4.8 Regression] " rguenth at gcc dot gnu.org ` (3 more replies) 0 siblings, 4 replies; 5+ messages in thread From: strikosn at gmail dot com @ 2012-08-31 19:22 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54441 Bug #: 54441 Summary: Infinite loop with brace initializer on zero-length array Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned@gcc.gnu.org ReportedBy: strikosn@gmail.com Consider this: struct s { char c[]; }; int main() { struct s s = { .c = 0 }; return 0; } Compiling with 'g++ -Wall h.c' gives infinite warnings: h.c: In function 'int main()': h.c:5:24: warning: missing braces around initializer for 'char [0]' [-Wmissing-braces] h.c:5:24: warning: missing braces around initializer for 'char [0]' [-Wmissing-braces] h.c:5:24: warning: missing braces around initializer for 'char [0]' [-Wmissing-braces] h.c:5:24: warning: missing braces around initializer for 'char [0]' [-Wmissing-braces] ... Version: GNU C++ (GCC) version 4.7.0 Target: x86_64-unknown-linux-gnu ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/54441] [4.7/4.8 Regression] Infinite loop with brace initializer on zero-length array 2012-08-31 19:22 [Bug c++/54441] New: Infinite loop with brace initializer on zero-length array strikosn at gmail dot com @ 2012-09-03 10:41 ` rguenth at gcc dot gnu.org 2012-09-05 4:17 ` jason at gcc dot gnu.org ` (2 subsequent siblings) 3 siblings, 0 replies; 5+ messages in thread From: rguenth at gcc dot gnu.org @ 2012-09-03 10:41 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54441 Richard Guenther <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Known to work| |4.6.3 Keywords| |diagnostic Last reconfirmed| |2012-09-03 Ever Confirmed|0 |1 Summary|Infinite loop with brace |[4.7/4.8 Regression] |initializer on zero-length |Infinite loop with brace |array |initializer on zero-length | |array Target Milestone|--- |4.7.2 --- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-09-03 10:41:11 UTC --- Confirmed. 4.6 rejects the testcase with t.C: In function 'int main()': t.C:5:22: error: expected primary-expression before '.' token t.C:5:16: warning: unused variable 's' [-Wunused-variable] ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/54441] [4.7/4.8 Regression] Infinite loop with brace initializer on zero-length array 2012-08-31 19:22 [Bug c++/54441] New: Infinite loop with brace initializer on zero-length array strikosn at gmail dot com 2012-09-03 10:41 ` [Bug c++/54441] [4.7/4.8 Regression] " rguenth at gcc dot gnu.org @ 2012-09-05 4:17 ` jason at gcc dot gnu.org 2012-09-05 4:20 ` jason at gcc dot gnu.org 2012-09-05 15:15 ` paolo.carlini at oracle dot com 3 siblings, 0 replies; 5+ messages in thread From: jason at gcc dot gnu.org @ 2012-09-05 4:17 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54441 --- Comment #2 from Jason Merrill <jason at gcc dot gnu.org> 2012-09-05 04:17:19 UTC --- Author: jason Date: Wed Sep 5 04:17:12 2012 New Revision: 190962 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190962 Log: PR c++/54441 * decl.c (reshape_init_class): Handle invalid initializer for 0-length array member. * error.c (dump_type_suffix): Correct handling of 0-length arrays. Added: trunk/gcc/testsuite/g++.dg/ext/flexary3.C Modified: trunk/gcc/cp/ChangeLog trunk/gcc/cp/decl.c trunk/gcc/cp/error.c trunk/gcc/testsuite/ChangeLog ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/54441] [4.7/4.8 Regression] Infinite loop with brace initializer on zero-length array 2012-08-31 19:22 [Bug c++/54441] New: Infinite loop with brace initializer on zero-length array strikosn at gmail dot com 2012-09-03 10:41 ` [Bug c++/54441] [4.7/4.8 Regression] " rguenth at gcc dot gnu.org 2012-09-05 4:17 ` jason at gcc dot gnu.org @ 2012-09-05 4:20 ` jason at gcc dot gnu.org 2012-09-05 15:15 ` paolo.carlini at oracle dot com 3 siblings, 0 replies; 5+ messages in thread From: jason at gcc dot gnu.org @ 2012-09-05 4:20 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54441 Jason Merrill <jason at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED CC| |jason at gcc dot gnu.org Resolution| |FIXED --- Comment #3 from Jason Merrill <jason at gcc dot gnu.org> 2012-09-05 04:20:28 UTC --- Fixed. ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/54441] [4.7/4.8 Regression] Infinite loop with brace initializer on zero-length array 2012-08-31 19:22 [Bug c++/54441] New: Infinite loop with brace initializer on zero-length array strikosn at gmail dot com ` (2 preceding siblings ...) 2012-09-05 4:20 ` jason at gcc dot gnu.org @ 2012-09-05 15:15 ` paolo.carlini at oracle dot com 3 siblings, 0 replies; 5+ messages in thread From: paolo.carlini at oracle dot com @ 2012-09-05 15:15 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54441 Paolo Carlini <paolo.carlini at oracle dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|4.7.2 |4.8.0 ^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2012-09-05 15:15 UTC | newest] Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2012-08-31 19:22 [Bug c++/54441] New: Infinite loop with brace initializer on zero-length array strikosn at gmail dot com 2012-09-03 10:41 ` [Bug c++/54441] [4.7/4.8 Regression] " rguenth at gcc dot gnu.org 2012-09-05 4:17 ` jason at gcc dot gnu.org 2012-09-05 4:20 ` jason at gcc dot gnu.org 2012-09-05 15:15 ` paolo.carlini at oracle dot com
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