[PATCH] D27478: Make ASTContext::getDeclAlign return the correct alignment for FunctionDecls

[Akira Hatanaka via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL291253: Make ASTContext::getDeclAlign return the correct alignment for (authored by ahatanak).

Changed prior to commit:
  https://reviews.llvm.org/D27478?vs=80464&id=83378#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D27478

Files:
  cfe/trunk/lib/AST/ASTContext.cpp
  cfe/trunk/test/Sema/warn-cast-align.c


Index: cfe/trunk/test/Sema/warn-cast-align.c
===================================================================
--- cfe/trunk/test/Sema/warn-cast-align.c
+++ cfe/trunk/test/Sema/warn-cast-align.c
@@ -59,3 +59,11 @@
   i = (int *)&s.s0;
   i = (int *)a;
 }
+
+// No warnings.
+typedef int (*FnTy)(void);
+unsigned int func5(void);
+
+FnTy test5(void) {
+  return (FnTy)&func5;
+}
Index: cfe/trunk/lib/AST/ASTContext.cpp
===================================================================
--- cfe/trunk/lib/AST/ASTContext.cpp
+++ cfe/trunk/lib/AST/ASTContext.cpp
@@ -1458,7 +1458,9 @@
         T = getPointerType(RT->getPointeeType());
     }
     QualType BaseT = getBaseElementType(T);
-    if (!BaseT->isIncompleteType() && !T->isFunctionType()) {
+    if (T->isFunctionType())
+      Align = getTypeInfoImpl(T.getTypePtr()).Align;
+    else if (!BaseT->isIncompleteType()) {
       // Adjust alignments of declarations with array type by the
       // large-array alignment on the target.
       if (const ArrayType *arrayType = getAsArrayType(T)) {


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