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| author | Lang Hames <lhames@gmail.com> | 2012-10-02 04:45:10 +0000 |
|---|---|---|
| committer | Lang Hames <lhames@gmail.com> | 2012-10-02 04:45:10 +0000 |
| commit | 5de91cc35f62342e5eb70175cb3ff5cc5db811c4 (patch) | |
| tree | 23742c6e4f310ba2bf56702f82a3e8ef0e76fd84 /clang/lib/Parse/ParseStmt.cpp | |
| parent | b67c6cc24de76e0d74f932f3534a76f6f939d8a2 (diff) | |
| download | bcm5719-llvm-5de91cc35f62342e5eb70175cb3ff5cc5db811c4.tar.gz bcm5719-llvm-5de91cc35f62342e5eb70175cb3ff5cc5db811c4.zip | |
Add FP_CONTRACT support for clang.
Clang will now honor the FP_CONTRACT pragma and emit LLVM
fmuladd intrinsics for expressions of the form A * B + C (when they occur in a
single statement).
llvm-svn: 164989
Diffstat (limited to 'clang/lib/Parse/ParseStmt.cpp')
| -rw-r--r-- | clang/lib/Parse/ParseStmt.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/clang/lib/Parse/ParseStmt.cpp b/clang/lib/Parse/ParseStmt.cpp index db6b3d48f3a..eb2a672fdc4 100644 --- a/clang/lib/Parse/ParseStmt.cpp +++ b/clang/lib/Parse/ParseStmt.cpp @@ -679,6 +679,11 @@ StmtResult Parser::ParseCompoundStatementBody(bool isStmtExpr) { PrettyStackTraceLoc CrashInfo(PP.getSourceManager(), Tok.getLocation(), "in compound statement ('{}')"); + + // Record the state of the FP_CONTRACT pragma, restore on leaving the + // compound statement. + Sema::FPContractStateRAII SaveFPContractState(Actions); + InMessageExpressionRAIIObject InMessage(*this, false); BalancedDelimiterTracker T(*this, tok::l_brace); if (T.consumeOpen()) |
