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-rw-r--r--clang/test/Sema/constant-conversion.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/clang/test/Sema/constant-conversion.c b/clang/test/Sema/constant-conversion.c
index 203e7373897..b67c286f53a 100644
--- a/clang/test/Sema/constant-conversion.c
+++ b/clang/test/Sema/constant-conversion.c
@@ -69,7 +69,8 @@ void test7() {
unsigned int reserved:28;
} f;
- f.twoBits1 = ~1; // expected-warning {{implicit truncation from 'int' to bitfield changes value from -2 to 2}}
+ f.twoBits1 = ~0; // no-warning
+ f.twoBits1 = ~1; // no-warning
f.twoBits2 = ~2; // expected-warning {{implicit truncation from 'int' to bitfield changes value from -3 to 1}}
f.twoBits1 &= ~1; // no-warning
f.twoBits2 &= ~2; // no-warning
@@ -114,6 +115,8 @@ void test9() {
char array_init[] = { 255, 127, 128, 129, 0 };
}
+#define A 1
+
void test10() {
struct S {
unsigned a : 4;
@@ -121,7 +124,10 @@ void test10() {
s.a = -1;
s.a = 15;
s.a = -8;
+ s.a = ~0;
+ s.a = ~0U;
+ s.a = ~(1<<A);
- s.a = -9; // expected-warning{{implicit truncation from 'int' to bitfield changes value from -9 to 7}}
+s.a = -9; // expected-warning{{implicit truncation from 'int' to bitfield changes value from -9 to 7}}
s.a = 16; // expected-warning{{implicit truncation from 'int' to bitfield changes value from 16 to 0}}
}
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