[cfe-commits] r41581 - in /cfe/trunk: Lex/PPExpressions.cpp Sema/SemaExpr.cpp test/Sema/c89.c

[Neil Booth]

Author: neil
Date: Wed Aug 29 17:00:19 2007
New Revision: 41581

URL: http://llvm.org/viewvc/llvm-project?rev=41581&view=rev
Log:
Ensure we diagnose long long literals in C90 mode.

Modified:
    cfe/trunk/Lex/PPExpressions.cpp
    cfe/trunk/Sema/SemaExpr.cpp
    cfe/trunk/test/Sema/c89.c

Modified: cfe/trunk/Lex/PPExpressions.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/Lex/PPExpressions.cpp?rev=41581&r1=41580&r2=41581&view=diff

==============================================================================
--- cfe/trunk/Lex/PPExpressions.cpp (original)
+++ cfe/trunk/Lex/PPExpressions.cpp Wed Aug 29 17:00:19 2007
@@ -167,6 +167,11 @@
     }
     assert(Literal.isIntegerLiteral() && "Unknown ppnumber");
 
+    // long long is a C99 feature.
+    if (!PP.getLangOptions().C99 && !PP.getLangOptions().CPlusPlus0x
+	&& Literal.isLongLong)
+      PP.Diag(PeekTok, diag::ext_longlong);
+
     // Parse the integer literal into Result.
     if (Literal.GetIntegerValue(Result)) {
       // Overflow parsing integer literal.

Modified: cfe/trunk/Sema/SemaExpr.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/Sema/SemaExpr.cpp?rev=41581&r1=41580&r2=41581&view=diff

==============================================================================
--- cfe/trunk/Sema/SemaExpr.cpp (original)
+++ cfe/trunk/Sema/SemaExpr.cpp Wed Aug 29 17:00:19 2007
@@ -156,6 +156,11 @@
   } else {
     QualType t;
 
+    // long long is a C99 feature.
+    if (!getLangOptions().C99 && !getLangOptions().CPlusPlus0x &&
+	Literal.isLongLong)
+      Diag(Tok.getLocation(), diag::ext_longlong);
+
     // Get the value in the widest-possible width.
     llvm::APInt ResultVal(Context.Target.getIntMaxTWidth(Tok.getLocation()), 0);
    

Modified: cfe/trunk/test/Sema/c89.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Sema/c89.c?rev=41581&r1=41580&r2=41581&view=diff

==============================================================================
--- cfe/trunk/test/Sema/c89.c (original)
+++ cfe/trunk/test/Sema/c89.c Wed Aug 29 17:00:19 2007
@@ -24,3 +24,8 @@
 void test3(int i) {
   int A[i];        /* expected-warning {{variable length array}} */
 }
+
+int test4 = 0LL;		/* expected-warning {{long long}} */
+
+#if 1LL				/* expected-warning {{long long}} */
+#endif