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From: "philippe dot hoogvorst at neuf dot fr" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c/43690] New: Internal compiler error detected by avr-gcc. Date: Thu, 08 Apr 2010 15:01:00 -0000 [thread overview] Message-ID: <bug-43690-15825@http.gcc.gnu.org/bugzilla/> (raw) [-- Warning: decoded text below may be mangled, UTF-8 assumed --] [-- Attachment #1: Type: text/plain, Size: 2047 bytes --] ======================================================================================== > avr-gcc -v Using built-in specs. Target: avr Configured with: ../src/configure -v --enable-languages=c,c++ --prefix=/usr/lib --infodi--mandir=/usr/share/man --bindir=/usr/bin --libexecdir=/usr/lib --libdir=/usr/lib --enabystem-zlib --enable-long-long --enable-nls --without-included-gettext --disable-checking--build=i486-linux-gnu --host=i486-linux-gnu --target=avr Thread model: single gcc version 4.3.4 (GCC) ======================================================================================== Minimal source code causing the bug, removing any token makes the compiler work OK. No header is to be included into this code to see the bug. ----------- void doit( ) { char *pk=0 ; for(;;) { asm ( "nop" : :"m"(pk++) ); asm ( "nop" : :"m"(pk++) ); } } ======================================================================================== > avr-gcc -Wall -mmcu=atmega128 -O3 -c -o /dev/null /tmp/present-wddl-both-encrypt.c /tmp/present-wddl-both-encrypt.c: In function doit: /tmp/present-wddl-both-encrypt.c:2: internal compiler error: in copy_reference_ops_from_ref, at tree-ssa-sccvn.c:577 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. ======================================================================================== Note that removing "-Wall" does not remove the bug but that removing "-O3" makes the compiler work OK. Best regards. -- Summary: Internal compiler error detected by avr-gcc. Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: philippe dot hoogvorst at neuf dot fr GCC build triplet: i486-linux-gnu GCC host triplet: i486-linux-gnu GCC target triplet: avr http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43690
next reply other threads:[~2010-04-08 15:01 UTC|newest] Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top 2010-04-08 15:01 philippe dot hoogvorst at neuf dot fr [this message] 2010-04-08 15:11 ` [Bug middle-end/43690] [4.3/4.4/4.5 Regression] " rguenth at gcc dot gnu dot org 2010-04-09 13:04 ` rguenth at gcc dot gnu dot org 2010-04-12 9:44 ` jakub at gcc dot gnu dot org 2010-05-22 18:36 ` rguenth at gcc dot gnu dot org
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