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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/gcc.dg/cpp/charconst-2.c
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Diffstat (limited to 'gcc/testsuite/gcc.dg/cpp/charconst-2.c')
-rw-r--r--gcc/testsuite/gcc.dg/cpp/charconst-2.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/cpp/charconst-2.c b/gcc/testsuite/gcc.dg/cpp/charconst-2.c
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+++ b/gcc/testsuite/gcc.dg/cpp/charconst-2.c
@@ -0,0 +1,19 @@
+/* Copyright (C) 2001 Free Software Foundation, Inc. */
+
+/* { dg-do compile } */
+/* { dg-options "-fsigned-char" } */
+
+/* Crosscompiling from i686-linux (32-bit) to x86_64-linux (64-bit)
+ gave extra warnings on the two assignments:
+ warning: large integer implicitly truncated to unsigned type
+ warning: overflow in implicit constant conversion
+ This test has been added as a regression test after fixing the bug
+ by Andreas Jaeger, 23 Nov 2001. */
+int
+main (void)
+{
+ signed char c = '\xff';
+ unsigned char d = '\xff';
+
+ return 0;
+}