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warnings in 3.3: comparison of unsigned expression < 0 is always false
- From: Christian Joensson <c dot christian dot joensson at telia dot com>
- To: gcc <gcc at gcc dot gnu dot org>
- Date: Wed, 7 May 2003 20:07:45 +0200
- Subject: warnings in 3.3: comparison of unsigned expression < 0 is always false
In http://gcc.gnu.org/ml/gcc-testresults/2003-05/msg00405.html, I get
the follwingcompilation warnings:
stage2/xgcc -Bstage2/ -B/usr/local/gcc-binutils/i686-pc-linux-gnu/bin/ -g -O2
-DIN_GCC -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wtraditional -pedantic -Wno-long-long -DHAVE_CONFIG_H -I. -I. -I/usr/local/src/branch/gcc/gcc -I/usr/local/src/branch/gcc/gcc/. -I/usr/local/src/branch/gcc/gcc/config -I/usr/local/src/branch/gcc/gcc/../include \
-DTARGET_MACHINE=\"i686-pc-linux-gnu\" \
-c /usr/local/src/branch/gcc/gcc/collect2.c -o collect2.o
/usr/local/src/branch/gcc/gcc/collect2.c: In function `dump_file':
/usr/local/src/branch/gcc/gcc/collect2.c:515: warning: comparison of unsigned expression < 0 is always false
stage2/xgcc -Bstage2/ -B/usr/local/gcc-binutils/i686-pc-linux-gnu/bin/ -c -g -O2 -DIN_GCC -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes-Wtraditional -pedantic -Wno-long-long -DHAVE_CONFIG_H -I. -I. -I/usr/local/src/branch/gcc/gcc -I/usr/local/src/branch/gcc/gcc/. -I/usr/local/src/branch/gcc/gcc/config -I/usr/local/src/branch/gcc/gcc/../include /usr/local/src/branch/gcc/gcc/tlink.c -o tlink.o
/usr/local/src/branch/gcc/gcc/tlink.c: In function `scan_linker_output':
/usr/local/src/branch/gcc/gcc/tlink.c:598: warning: comparison of unsigned expression < 0 is always false
/usr/local/src/branch/gcc/gcc/tlink.c:614: warning: comparison of unsigned expression < 0 is always false
/usr/local/src/branch/gcc/gcc/tlink.c:659: warning: comparison of unsigned expression < 0 is always false
Is there something we could do about them?
Cheers,
/ChJ