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Don't use -fno-strict-aliasing for optimized build

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There doesn't seem to be any need for it, the library compiles fine without it
and the few warnings generated with -Wstrict-aliasing=2 are harmless (i.e. the
strict aliasing rule is not really broken).
This commit is contained in:
Vadim Zeitlin
2015-09-19 03:28:50 +02:00
parent e563066c76
commit cc0a53dc96
2 changed files with 2 additions and 5 deletions
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2
configure vendored
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@@ -32915,7 +32915,7 @@ else
fi fi
else else
if test "$GCC" = yes ; then if test "$GCC" = yes ; then
OPTIMISE_CFLAGS="-O2 -fno-strict-aliasing" OPTIMISE_CFLAGS="-O2"
else else
OPTIMISE_CFLAGS="-O" OPTIMISE_CFLAGS="-O"
fi fi

5
configure.in
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@@ -5101,10 +5101,7 @@ else
fi fi
else else
if test "$GCC" = yes ; then if test "$GCC" = yes ; then
dnl Switch on optimisation but keep strict-aliasing off for OPTIMISE_CFLAGS="-O2"
dnl now (see -fstrict-aliasing in the gcc manual). When it is
dnl switched back on consider using -Wstrict-aliasing=2.
OPTIMISE_CFLAGS="-O2 -fno-strict-aliasing"
else else
OPTIMISE_CFLAGS="-O" OPTIMISE_CFLAGS="-O"
fi fi