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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 | be9af1288881110e406b87914162eaa59f1e5918 (patch) | |
| tree | d5dad9578b613b3a7d8e5b6612e686b76bb22203 /lib/Parse/ParseStmt.cpp | |
| parent | d13eff6f77216a6fb25e18f600b492db4f0492e8 (diff) | |
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).
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@164989 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Parse/ParseStmt.cpp')
| -rw-r--r-- | lib/Parse/ParseStmt.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Parse/ParseStmt.cpp b/lib/Parse/ParseStmt.cpp index db6b3d48f3..eb2a672fdc 100644 --- a/lib/Parse/ParseStmt.cpp +++ b/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()) |