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| author | Matt Beaumont-Gay <matthewbg@google.com> | 2011-09-08 22:30:47 +0000 |
|---|---|---|
| committer | Matt Beaumont-Gay <matthewbg@google.com> | 2011-09-08 22:30:47 +0000 |
| commit | 634c8af0805ba33b1530470e03aa314141036aa2 (patch) | |
| tree | e747d3de206ee81df524bc294f8121b42bf81228 /lib/Sema/SemaChecking.cpp | |
| parent | 8bccabeac6b98650dfd88bd1fc84e841eb42af4b (diff) | |
Extend -Wliteral-conversion to catch "int i = -1.234"
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@139326 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Sema/SemaChecking.cpp')
| -rw-r--r-- | lib/Sema/SemaChecking.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Sema/SemaChecking.cpp b/lib/Sema/SemaChecking.cpp index f5dec069cc..aec90bd9ce 100644 --- a/lib/Sema/SemaChecking.cpp +++ b/lib/Sema/SemaChecking.cpp @@ -3287,6 +3287,11 @@ void CheckImplicitConversion(Sema &S, Expr *E, QualType T, return; Expr *InnerE = E->IgnoreParenImpCasts(); + // We also want to warn on, e.g., "int i = -1.234" + if (UnaryOperator *UOp = dyn_cast<UnaryOperator>(InnerE)) + if (UOp->getOpcode() == UO_Minus || UOp->getOpcode() == UO_Plus) + InnerE = UOp->getSubExpr()->IgnoreParenImpCasts(); + if (FloatingLiteral *FL = dyn_cast<FloatingLiteral>(InnerE)) { DiagnoseFloatingLiteralImpCast(S, FL, T, CC); } else { |