Split out -Wconversion warnings about constant precision into their

own subcategory, -Wconstant-conversion, which is on by default.

Tweak the constant folder to give better results in the invalid
case of a negative shift amount.

Implements rdar://problem/6792488

llvm-svn: 118636

1 files changed, 3 insertions, 3 deletions

diff --git a/clang/test/Preprocessor/pushable-diagnostics.c b/clang/test/Preprocessor/pushable-diagnostics.c
index 567a866fa33..877eaaa0b36 100644
--- a/clang/test/Preprocessor/pushable-diagnostics.c
+++ b/clang/test/Preprocessor/pushable-diagnostics.c
@@ -4,14 +4,14 @@
 
 #pragma clang diagnostic puhs // expected-warning {{pragma diagnostic expected 'error', 'warning', 'ignored', 'fatal', 'push', or 'pop'}}
 
-char a = 'df'; // expected-warning{{multi-character character constant}}
+int a = 'df'; // expected-warning{{multi-character character constant}}
 
 #pragma clang diagnostic push
 #pragma clang diagnostic ignored "-Wmultichar"
 
-char b = 'df'; // no warning.
+int b = 'df'; // no warning.
 #pragma clang diagnostic pop
 
-char c = 'df';  // expected-warning{{multi-character character constant}}
+int c = 'df';  // expected-warning{{multi-character character constant}}
 
 #pragma clang diagnostic pop // expected-warning{{pragma diagnostic pop could not pop, no matching push}}