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| author | smatz <smatz@openttd.org> | 2010-12-08 14:39:31 +0000 |
|---|---|---|
| committer | smatz <smatz@openttd.org> | 2010-12-08 14:39:31 +0000 |
| commit | aa4251b4ede37d34dc114ad2eea414781beb2583 (patch) | |
| tree | 2ddfb2edd391c77f11a1d96504bc8b2558ec463b | |
| parent | ac0e83a7e22c3ed94130b2fc4de62fe38478b121 (diff) | |
| download | openttd-aa4251b4ede37d34dc114ad2eea414781beb2583.tar.xz | |
(svn r21436) -Fix: LTO was no longer detected for GCC 4.6
| -rw-r--r-- | config.lib | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/config.lib b/config.lib index 8c9bff9af..ce190e10a 100644 --- a/config.lib +++ b/config.lib @@ -622,7 +622,8 @@ check_params() { fi if [ "$enable_lto" != "0" ]; then - has_lto=`($cxx_build -dumpspecs 2>&1 | grep '\%{flto}') || ($cxx_build -help ipo 2>&1 | grep '\-ipo')` + # GCC 4.5 outputs '%{flto}', GCC 4.6 outputs '%{flto*}' + has_lto=`($cxx_build -dumpspecs 2>&1 | grep '\%{flto') || ($cxx_build -help ipo 2>&1 | grep '\-ipo')` if [ -n "$has_lto" ]; then log 1 "using link time optimization... yes" else @@ -1290,7 +1291,8 @@ make_compiler_cflags() { fi if [ "$enable_lto" != "0" ]; then - has_lto=`$1 -dumpspecs | grep '\%{flto}'` + # GCC 4.5 outputs '%{flto}', GCC 4.6 outputs '%{flto*}' + has_lto=`$1 -dumpspecs | grep '\%{flto'` if [ -n "$has_lto" ]; then # Use LTO only if we see LTO exists and is requested flags="$flags -flto" |