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-rw-r--r--gcc/testsuite/gcc.dg/cpp-if2.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/cpp-if2.c b/gcc/testsuite/gcc.dg/cpp-if2.c
new file mode 100644
index 00000000000..60e8ffd22dc
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/cpp-if2.c
@@ -0,0 +1,19 @@
+/* { dg-do preprocess } */
+/* { dg-options -pedantic-errors } */
+
+#if 'a' != 'a' || '\001' != 1 || '\x12' != 0x12
+#error a,1,0x12 /* { dg-bogus "#error" "basic charconst recognition" } */
+#endif
+
+#if 'a' != L'a' || L'\xfeed' != 0xfeed
+#error L'a',0xfeed /* { dg-bogus "#error" "wide charconst recognition" } */
+#endif
+
+#if 'abcd' /* { dg-warning "multi-character character constant" "multi-character charconst" } */
+#endif
+
+#if 'abcdefghi' /* { dg-error "character constant (is )?too long" "charconst too long" } */
+#endif
+
+#if '' /* { dg-error "empty character constant" "empty charconst" } */
+#endif