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From: "rlogel at navtech dot aero" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/42649] Optimizer breaks boost shared_ptr
Date: Thu, 07 Jan 2010 16:50:00 -0000 [thread overview]
Message-ID: <20100107164949.1699.qmail@sourceware.org> (raw)
In-Reply-To: <bug-42649-18644@http.gcc.gnu.org/bugzilla/>
------- Comment #2 from rlogel at navtech dot aero 2010-01-07 16:49 -------
# Vaild Excutable
g++ -v -save-temps -o shared_ptr_test.exc shared_ptr_test.cpp
# Invalid Excutable
g++ -v -save-temps -O2 -o shared_ptr_test.exc shared_ptr_test.cpp
GCC output:
$ g++ -v -save-temps -O2 -o shared_ptr_test.exc shared_ptr_test.cpp
Reading specs from /usr/lib/gcc/i386-redhat-linux/3.4.6/specs
Configured with: ../configure --prefix=/usr --mandir=/usr/share/man
--infodir=/usr/share/info --enable-shared --enable-threads=posix
--disable-checking --with-system-zlib --enable-__cxa_atexit
--disable-libunwind-exceptions --enable-java-awt=gtk --host=i386-redhat-linux
Thread model: posix
gcc version 3.4.6 20060404 (Red Hat 3.4.6-9)
/usr/libexec/gcc/i386-redhat-linux/3.4.6/cc1plus -E -quiet -v -D_GNU_SOURCE
shared_ptr_test.cpp -O2 -o shared_ptr_test.ii
ignoring nonexistent directory
"/usr/lib/gcc/i386-redhat-linux/3.4.6/../../../../i386-redhat-linux/include"
#include "..." search starts here:
#include <...> search starts here:
/usr/lib/gcc/i386-redhat-linux/3.4.6/../../../../include/c++/3.4.6
/usr/lib/gcc/i386-redhat-linux/3.4.6/../../../../include/c++/3.4.6/i386-redhat-linux
/usr/lib/gcc/i386-redhat-linux/3.4.6/../../../../include/c++/3.4.6/backward
/usr/local/include
/usr/lib/gcc/i386-redhat-linux/3.4.6/include
/usr/include
End of search list.
/usr/libexec/gcc/i386-redhat-linux/3.4.6/cc1plus -fpreprocessed
shared_ptr_test.ii -quiet -dumpbase shared_ptr_test.cpp -auxbase
shared_ptr_test -O2 -version -o shared_ptr_test.s
GNU C++ version 3.4.6 20060404 (Red Hat 3.4.6-9) (i386-redhat-linux)
compiled by GNU C version 3.4.6 20060404 (Red Hat 3.4.6-9).
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
as -V -Qy -o shared_ptr_test.o shared_ptr_test.s
GNU assembler version 2.15.92.0.2 (i386-redhat-linux) using BFD version
2.15.92.0.2 20040927
/usr/libexec/gcc/i386-redhat-linux/3.4.6/collect2 --eh-frame-hdr -m elf_i386
-dynamic-linker /lib/ld-linux.so.2 -o shared_ptr_test.exc
/usr/lib/gcc/i386-redhat-linux/3.4.6/../../../crt1.o
/usr/lib/gcc/i386-redhat-linux/3.4.6/../../../crti.o
/usr/lib/gcc/i386-redhat-linux/3.4.6/crtbegin.o
-L/usr/lib/gcc/i386-redhat-linux/3.4.6 -L/usr/lib/gcc/i386-redhat-linux/3.4.6
-L/usr/lib/gcc/i386-redhat-linux/3.4.6/../../.. shared_ptr_test.o -lstdc++ -lm
-lgcc_s -lgcc -lc -lgcc_s -lgcc /usr/lib/gcc/i386-redhat-linux/3.4.6/crtend.o
/usr/lib/gcc/i386-redhat-linux/3.4.6/../../../crtn.o
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42649
next prev parent reply other threads:[~2010-01-07 16:50 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-07 16:42 [Bug c++/42649] New: " rlogel at navtech dot aero
2010-01-07 16:46 ` [Bug c++/42649] " rlogel at navtech dot aero
2010-01-07 16:50 ` rlogel at navtech dot aero [this message]
2010-01-07 16:51 ` [Bug c++/42649] Optimizer breaks boost 1.41 shared_ptr rlogel at navtech dot aero
2010-01-07 16:52 ` [Bug c++/42649] Optimizer breaks boost shared_ptr paolo dot carlini at oracle dot com
2010-01-07 16:56 ` rlogel at navtech dot aero
2010-01-07 17:18 ` Andrew Pinski
2010-01-07 17:02 ` paolo dot carlini at oracle dot com
2010-01-07 17:18 ` pinskia at gmail dot com
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