Module Name: src
Committed By: rillig
Date: Sun Nov 28 09:47:18 UTC 2021
Modified Files:
src/tests/usr.bin/xlint/lint1: emit.c emit.exp-ln
Log Message:
tests/lint1: reproduce parse error for accidentally exported name
Seen in usr.sbin/cpuctl/aarch64.c line 118.
error: aarch64.ln:857:
not alnum or _: (for '118d-1.0d1200000000_tmpA16PcC')
The name 00000000_tmp was not supposed to be exported.
To generate a diff of this commit:
cvs rdiff -u -r1.7 -r1.8 src/tests/usr.bin/xlint/lint1/emit.c \
src/tests/usr.bin/xlint/lint1/emit.exp-ln
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/tests/usr.bin/xlint/lint1/emit.c
diff -u src/tests/usr.bin/xlint/lint1/emit.c:1.7 src/tests/usr.bin/xlint/lint1/emit.c:1.8
--- src/tests/usr.bin/xlint/lint1/emit.c:1.7 Fri Sep 10 20:02:51 2021
+++ src/tests/usr.bin/xlint/lint1/emit.c Sun Nov 28 09:47:18 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: emit.c,v 1.7 2021/09/10 20:02:51 rillig Exp $ */
+/* $NetBSD: emit.c,v 1.8 2021/11/28 09:47:18 rillig Exp $ */
# 3 "emit.c"
/*
@@ -285,3 +285,22 @@ use_vars(void)
declared_used_var++;
defined_used_var++;
}
+
+/*
+ * Since C99, an initializer may contain a compound expression. This allows
+ * to create trees of pointer data structures at compile time.
+ *
+ * The objects that are created for these compound literals are unnamed,
+ * therefore there is no point in exporting them to the .ln file.
+ *
+ * Before TODO, lint exported them.
+ */
+struct compound_expression_in_initializer {
+ const char * const *info;
+};
+
+struct compound_expression_in_initializer compound = {
+ .info = (const char *[16]){
+ [0] = "zero",
+ },
+};
Index: src/tests/usr.bin/xlint/lint1/emit.exp-ln
diff -u src/tests/usr.bin/xlint/lint1/emit.exp-ln:1.7 src/tests/usr.bin/xlint/lint1/emit.exp-ln:1.8
--- src/tests/usr.bin/xlint/lint1/emit.exp-ln:1.7 Sat Sep 4 15:13:00 2021
+++ src/tests/usr.bin/xlint/lint1/emit.exp-ln Sun Nov 28 09:47:18 2021
@@ -81,3 +81,6 @@ Semit.c
285u0.285x17declared_used_var
286u0.286x16defined_used_var
283d0.283d8use_varsF0V
+302d0.302d8compoundsT134compound_expression_in_initializer
+303d-1.0d1200000000_tmpA16PcC
+305u0.305x1200000000_tmp
