[DEBUG INFO] Emit debug info for type used in explicit cast only.
Currently debug info for types used in explicit cast only is not emitted. It happened after a patch for better alignment handling. This patch fixes this bug.
Differential Revision: http://reviews.llvm.org/D13582
llvm-svn: 250795
diff --git a/clang/lib/CodeGen/CGExpr.cpp b/clang/lib/CodeGen/CGExpr.cpp
index ece8337..f61f634 100644
--- a/clang/lib/CodeGen/CGExpr.cpp
+++ b/clang/lib/CodeGen/CGExpr.cpp
@@ -780,6 +780,16 @@
return isPre ? IncVal : InVal;
}
+void CodeGenModule::EmitExplicitCastExprType(const ExplicitCastExpr *E,
+ CodeGenFunction *CGF) {
+ // Bind VLAs in the cast type.
+ if (CGF && E->getType()->isVariablyModifiedType())
+ CGF->EmitVariablyModifiedType(E->getType());
+
+ if (CGDebugInfo *DI = getModuleDebugInfo())
+ DI->EmitExplicitCastType(E->getType());
+}
+
//===----------------------------------------------------------------------===//
// LValue Expression Emission
//===----------------------------------------------------------------------===//
@@ -795,9 +805,8 @@
// Casts:
if (const CastExpr *CE = dyn_cast<CastExpr>(E)) {
- // Bind VLAs in the cast type.
- if (E->getType()->isVariablyModifiedType())
- EmitVariablyModifiedType(E->getType());
+ if (const auto *ECE = dyn_cast<ExplicitCastExpr>(CE))
+ CGM.EmitExplicitCastExprType(ECE, this);
switch (CE->getCastKind()) {
// Non-converting casts (but not C's implicit conversion from void*).
@@ -3427,6 +3436,7 @@
// This must be a reinterpret_cast (or c-style equivalent).
const auto *CE = cast<ExplicitCastExpr>(E);
+ CGM.EmitExplicitCastExprType(CE, this);
LValue LV = EmitLValue(E->getSubExpr());
Address V = Builder.CreateBitCast(LV.getAddress(),
ConvertType(CE->getTypeAsWritten()));