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Warn if a comparison is always true or always false due to the

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limited range of the data type.
The only new warning this causes (if i didnt miss one) is:
udp.c:272: warning: comparison of unsigned expression < 0 is always false
which is a real bug

Originally committed as revision 11839 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-02-03 22:31:25 +00:00
parent f522310b6d
commit 652a5bf69d
1 changed files with 1 additions and 0 deletions
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1
configure vendored
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@ -1786,6 +1786,7 @@ check_cflags -Wredundant-decls
check_cflags -Wno-pointer-sign
check_cflags -Wcast-qual
check_cflags -Wwrite-strings
check_cflags -Wtype-limits
enabled extra_warnings && check_cflags -Winline
# add some linker flags