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authorBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
committerBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
commit1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch)
treec607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.dg/bitfld-1.c
parent283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff)
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Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/bitfld-1.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/bitfld-1.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/bitfld-1.c b/gcc-4.9/gcc/testsuite/gcc.dg/bitfld-1.c
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index 000000000..fa835f229
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/bitfld-1.c
@@ -0,0 +1,31 @@
+/* Copyright (C) 2002 Free Software Foundation, Inc.
+
+ Tests various diagnostics about a bit-field's type and width.
+
+ Source: Neil Booth, 26 Jan 2002.
+*/
+
+/* { dg-options -pedantic } */
+
+enum foo {e1 = 0, e2, e3, e4, e5};
+
+int x;
+typedef unsigned int ui;
+
+struct bf1
+{
+ unsigned int a: 3.5; /* { dg-error "integer constant" } */
+ unsigned int b: x; /* { dg-error "integer constant" } */
+ unsigned int c: -1; /* { dg-error "negative width" } */
+ unsigned int d: 0; /* { dg-error "zero width" } */
+ unsigned int : 0; /* { dg-bogus "zero width" } */
+ unsigned int : 5;
+ double e: 1; /* { dg-error "invalid type" } */
+ float f: 1; /* { dg-error "invalid type" } */
+ unsigned long g: 5; /* { dg-warning "GCC extension|ISO C" } */
+ ui h: 5;
+ enum foo i: 2; /* { dg-warning "narrower" } */
+ /* { dg-warning "GCC extension|ISO C" "extension" { target *-*-* } 27 } */
+ enum foo j: 3; /* { dg-warning "GCC extension|ISO C" } */
+ unsigned int k: 256; /* { dg-error "exceeds its type" } */
+};