From 1bc5aee63eb72b341f506ad058502cd0361f0d10 Mon Sep 17 00:00:00 2001 From: Ben Cheng Date: Tue, 25 Mar 2014 22:37:19 -0700 Subject: Initial checkin of GCC 4.9.0 from trunk (r208799). Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba --- gcc-4.9/gcc/testsuite/g++.dg/warn/overflow-warn-5.C | 11 +++++++++++ 1 file changed, 11 insertions(+) create mode 100644 gcc-4.9/gcc/testsuite/g++.dg/warn/overflow-warn-5.C (limited to 'gcc-4.9/gcc/testsuite/g++.dg/warn/overflow-warn-5.C') diff --git a/gcc-4.9/gcc/testsuite/g++.dg/warn/overflow-warn-5.C b/gcc-4.9/gcc/testsuite/g++.dg/warn/overflow-warn-5.C new file mode 100644 index 000000000..bdfec4a6b --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/warn/overflow-warn-5.C @@ -0,0 +1,11 @@ +/* PR c/27273 */ +/* { dg-do compile } */ + +// This used to warn about "overflow in implicit constant conversion", +// which was wrong; 512 is never converted to unsigned char. Rather, an +// appropriate warning would be that the & expression always evaluates to 0 +// because of the limited range of unsigned char. + +unsigned char rx_async(unsigned char p) { + return p & 512; /* { dg-warning "" "" { xfail *-*-* } } */ +} -- cgit v1.2.3