[PATCH] D72841: Add support for pragma float_control, to control precision and exception behavior at the source level
Mikael Holmén via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Wed May 6 03:44:05 PDT 2020
uabelho added a comment.
It seems to be this change in SemaStmt.cpp that makes the FENV-pragma have some effect regardless of the warning saying that the pragma doesn't have any effect:
index aa0d89ac09c3..f76994a6dab3 100644
@@ -394,6 +394,11 @@ StmtResult Sema::ActOnCompoundStmt(SourceLocation L, SourceLocation R,
ArrayRef<Stmt *> Elts, bool isStmtExpr) {
const unsigned NumElts = Elts.size();
+ // Mark the current function as usng floating point constrained intrinsics
+ if (getCurFPFeatures().isFPConstrained())
+ if (FunctionDecl *F = dyn_cast<FunctionDecl>(CurContext))
+ F->setUsesFPIntrin(true);
+
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D72841/new/
https://reviews.llvm.org/D72841
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