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| author | Richard Smith <richard-llvm@metafoo.co.uk> | 2013-05-08 02:12:03 +0000 |
|---|---|---|
| committer | Richard Smith <richard-llvm@metafoo.co.uk> | 2013-05-08 02:12:03 +0000 |
| commit | a3d3bd215bcd9dd39b547e8401b157cdbde7e6d0 (patch) | |
| tree | 7b194437fb1c9f8534587270715c57fbb59f3ec0 /clang/lib/Frontend/CompilerInvocation.cpp | |
| parent | 1aee70b7732c8816dfff17abfff87c047fe6646c (diff) | |
| download | llvm-a3d3bd215bcd9dd39b547e8401b157cdbde7e6d0.zip llvm-a3d3bd215bcd9dd39b547e8401b157cdbde7e6d0.tar.gz llvm-a3d3bd215bcd9dd39b547e8401b157cdbde7e6d0.tar.bz2 | |
C++1y: Add a step limit to constexpr evaluation, to catch runaway loops.
llvm-svn: 181388
Diffstat (limited to 'clang/lib/Frontend/CompilerInvocation.cpp')
| -rw-r--r-- | clang/lib/Frontend/CompilerInvocation.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp index 42ea96f..9c8eea1 100644 --- a/clang/lib/Frontend/CompilerInvocation.cpp +++ b/clang/lib/Frontend/CompilerInvocation.cpp @@ -1251,6 +1251,8 @@ static void ParseLangArgs(LangOptions &Opts, ArgList &Args, InputKind IK, Diags); Opts.ConstexprCallDepth = Args.getLastArgIntValue(OPT_fconstexpr_depth, 512, Diags); + Opts.ConstexprStepLimit = Args.getLastArgIntValue(OPT_fconstexpr_steps, + 1048576, Diags); Opts.BracketDepth = Args.getLastArgIntValue(OPT_fbracket_depth, 256, Diags); Opts.DelayedTemplateParsing = Args.hasArg(OPT_fdelayed_template_parsing); Opts.NumLargeByValueCopy = Args.getLastArgIntValue(OPT_Wlarge_by_value_copy_EQ, |