[cfe-commits] r148573 - in /cfe/trunk: include/clang/AST/Type.h include/clang/Basic/Builtins.def lib/AST/ASTContext.cpp

[Ted Kremenek]

Author: kremenek
Date: Fri Jan 20 15:40:12 2012
New Revision: 148573

URL: http://llvm.org/viewvc/llvm-project?rev=148573&view=rev
Log:
Add ability to specifiy 'restrict' on parameters of builtins, and correct this oversight for scanf functions.

Modified:
    cfe/trunk/include/clang/AST/Type.h
    cfe/trunk/include/clang/Basic/Builtins.def
    cfe/trunk/lib/AST/ASTContext.cpp

Modified: cfe/trunk/include/clang/AST/Type.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/AST/Type.h?rev=148573&r1=148572&r2=148573&view=diff
==============================================================================
--- cfe/trunk/include/clang/AST/Type.h (original)
+++ cfe/trunk/include/clang/AST/Type.h Fri Jan 20 15:40:12 2012
@@ -639,6 +639,14 @@
   QualType withVolatile() const {
     return withFastQualifiers(Qualifiers::Volatile);
   }
+  
+  /// Add the restrict qualifier to this QualType.
+  void addRestrict() {
+    addFastQualifiers(Qualifiers::Restrict);
+  }
+  QualType withRestrict() const {
+    return withFastQualifiers(Qualifiers::Restrict);
+  }
 
   QualType withCVRQualifiers(unsigned CVR) const {
     return withFastQualifiers(CVR);

Modified: cfe/trunk/include/clang/Basic/Builtins.def
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/Builtins.def?rev=148573&r1=148572&r2=148573&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/Builtins.def (original)
+++ cfe/trunk/include/clang/Basic/Builtins.def Fri Jan 20 15:40:12 2012
@@ -662,12 +662,12 @@
 LIBBUILTIN(vfprintf, "i.",        "fP:1:", "stdio.h", ALL_LANGUAGES)
 LIBBUILTIN(vsnprintf, "ic*zcC*a", "fP:2:", "stdio.h", ALL_LANGUAGES)
 LIBBUILTIN(vsprintf, "ic*cC*a",   "fP:1:", "stdio.h", ALL_LANGUAGES)
-LIBBUILTIN(scanf, "icC*.",        "fs:0:", "stdio.h", ALL_LANGUAGES)
-LIBBUILTIN(fscanf, "iP*cC*.",     "fs:1:", "stdio.h", ALL_LANGUAGES)
-LIBBUILTIN(sscanf, "icC*cC*.",    "fs:1:", "stdio.h", ALL_LANGUAGES)
-LIBBUILTIN(vscanf, "icC*a",       "fS:0:", "stdio.h", ALL_LANGUAGES)
-LIBBUILTIN(vfscanf, "iP*cC*a",    "fS:1:", "stdio.h", ALL_LANGUAGES)
-LIBBUILTIN(vsscanf, "icC*cC*a",   "fS:1:", "stdio.h", ALL_LANGUAGES)
+LIBBUILTIN(scanf, "icC*R.",       "fs:0:", "stdio.h", ALL_LANGUAGES)
+LIBBUILTIN(fscanf, "iP*RcC*R.",   "fs:1:", "stdio.h", ALL_LANGUAGES)
+LIBBUILTIN(sscanf, "icC*RcC*R.",  "fs:1:", "stdio.h", ALL_LANGUAGES)
+LIBBUILTIN(vscanf, "icC*Ra",      "fS:0:", "stdio.h", ALL_LANGUAGES)
+LIBBUILTIN(vfscanf, "iP*RcC*Ra",  "fS:1:", "stdio.h", ALL_LANGUAGES)
+LIBBUILTIN(vsscanf, "icC*RcC*Ra", "fS:1:", "stdio.h", ALL_LANGUAGES)
 // C99
 LIBBUILTIN(longjmp, "vJi",        "fr",    "setjmp.h", ALL_LANGUAGES)
 

Modified: cfe/trunk/lib/AST/ASTContext.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/AST/ASTContext.cpp?rev=148573&r1=148572&r2=148573&view=diff
==============================================================================
--- cfe/trunk/lib/AST/ASTContext.cpp (original)
+++ cfe/trunk/lib/AST/ASTContext.cpp Fri Jan 20 15:40:12 2012
@@ -6468,6 +6468,9 @@
     case 'D':
       Type = Context.getVolatileType(Type);
       break;
+    case 'R':
+      Type = Type.withRestrict();
+      break;
     }
   }