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authorTom Tromey <tromey@adacore.com>2022-02-22 12:02:10 -0700
committerTom Tromey <tromey@adacore.com>2022-04-04 12:46:08 -0600
commit45016746f1a992e7300cae74761c681a8a3f4fe7 (patch)
treea609743440e8e2a6494e03d7db223853ba16eaad /gdb/ada-lex.l
parentc3f2a3738a3603f51e3621504d8207767526add9 (diff)
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Fix bug in Ada attributes lexing
The Ada lexer allows whitespace between the apostrophe and the attribute text, but processAttribute does not handle this. This patch fixes the problem and introduces a regression test.
Diffstat (limited to 'gdb/ada-lex.l')
-rw-r--r--gdb/ada-lex.l7
1 files changed, 6 insertions, 1 deletions
diff --git a/gdb/ada-lex.l b/gdb/ada-lex.l
index a0c9816..c6ce1ae 100644
--- a/gdb/ada-lex.l
+++ b/gdb/ada-lex.l
@@ -227,7 +227,7 @@ false { return FALSEKEYWORD; }
/* ATTRIBUTES */
-{TICK}[a-z][a-z_]+ { BEGIN INITIAL; return processAttribute (yytext+1); }
+{TICK}[a-z][a-z_]+ { BEGIN INITIAL; return processAttribute (yytext); }
/* PUNCTUATION */
@@ -663,6 +663,11 @@ attributes[] = {
static int
processAttribute (const char *str)
{
+ gdb_assert (*str == '\'');
+ ++str;
+ while (isspace (*str))
+ ++str;
+
for (const auto &item : attributes)
if (strcasecmp (str, item.name) == 0)
return item.code;