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| author | smatz <smatz@openttd.org> | 2016-05-31 19:33:33 +0000 |
|---|---|---|
| committer | smatz <smatz@openttd.org> | 2016-05-31 19:33:33 +0000 |
| commit | 4bd149d05af56849d68d34e73230bf32209cbd80 (patch) | |
| tree | f2396f91069cd43a9b7ed1d9e2a7395eaaaabcae | |
| parent | a2edf52b418743dc82a823ef1d65870584af4d4a (diff) | |
| download | openttd-4bd149d05af56849d68d34e73230bf32209cbd80.tar.xz | |
(svn r27595) -Fix: prevent GCC 6 over-optimization
| -rw-r--r-- | config.lib | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/config.lib b/config.lib index 0259739eb..021f95cb2 100644 --- a/config.lib +++ b/config.lib @@ -1401,6 +1401,12 @@ make_compiler_cflags() { flags="$flags -Wno-free-nonheap-object" fi + if [ $cc_version -ge 60 ]; then + # -flifetime-dse=2 (default since GCC 6) doesn't play + # well with our custom pool item allocator + cxxflags="$cxxflags -flifetime-dse=1" + fi + if [ "$enable_lto" != "0" ]; then # GCC 4.5 outputs '%{flto}', GCC 4.6 outputs '%{flto*}' has_lto=`$1 -dumpspecs | grep '\%{flto'` |