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authorBoris Kolpackov <boris@codesynthesis.com>2017-05-27 15:24:25 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2017-05-27 15:24:25 +0200
commit2e19434e09b819105055ddc8e58f69db98ec8669 (patch)
treee806e15f6e940a9135f0e7d8cf9ba08637512bd8 /unit-tests/cc
parentde417f02b2b1f3a02c5c9d206f399c574a93bf7f (diff)
Handle #line directives in C/C++ lexer
This way the parser now reports logical rather than physical location in diagnostics.
Diffstat (limited to 'unit-tests/cc')
-rw-r--r--unit-tests/cc/lexer/char-literal.test2
-rw-r--r--unit-tests/cc/lexer/driver.cxx37
-rw-r--r--unit-tests/cc/lexer/preprocessor.test20
-rw-r--r--unit-tests/cc/lexer/raw-string-literal.test10
-rw-r--r--unit-tests/cc/lexer/string-literal.test2
5 files changed, 55 insertions, 16 deletions
diff --git a/unit-tests/cc/lexer/char-literal.test b/unit-tests/cc/lexer/char-literal.test
index f256785..f2c6249 100644
--- a/unit-tests/cc/lexer/char-literal.test
+++ b/unit-tests/cc/lexer/char-literal.test
@@ -63,5 +63,5 @@ EOO
: unterminated
:
$* <"'a" 2>>EOE != 0
-stdin:1:1: error: unterminated literal
+stdin:1:1: error: unterminated character literal
EOE
diff --git a/unit-tests/cc/lexer/driver.cxx b/unit-tests/cc/lexer/driver.cxx
index db3f516..5803a88 100644
--- a/unit-tests/cc/lexer/driver.cxx
+++ b/unit-tests/cc/lexer/driver.cxx
@@ -16,38 +16,59 @@ namespace build2
{
namespace cc
{
- // Usage: argv[0] [<file>]
+ // Usage: argv[0] [-l] [<file>]
//
int
main (int argc, char* argv[])
{
+ bool loc (false);
+ const char* file (nullptr);
+
+ for (int i (1); i != argc; ++i)
+ {
+ string a (argv[i]);
+
+ if (a == "-l")
+ loc = true;
+ else
+ {
+ file = argv[i];
+ break;
+ }
+ }
+
try
{
istream* is;
- const char* in;
// Reading from file is several times faster.
//
ifdstream ifs;
- if (argc > 1)
+ if (file != nullptr)
{
- in = argv[1];
- ifs.open (in);
+ ifs.open (file);
is = &ifs;
}
else
{
- in = "stdin";
+ file = "stdin";
cin.exceptions (istream::failbit | istream::badbit);
is = &cin;
}
- lexer l (*is, path (in));
+ lexer l (*is, path (file));
// No use printing eos since we will either get it or loop forever.
//
for (token t; l.next (t) != token_type::eos; )
- cout << t << endl;
+ {
+ cout << t;
+
+ if (loc)
+ cout << ' ' << t.file << ':' << t.line << ':' << t.column;
+
+ cout << endl;
+ }
}
catch (const failed&)
{
diff --git a/unit-tests/cc/lexer/preprocessor.test b/unit-tests/cc/lexer/preprocessor.test
index e082062..a3fab9f 100644
--- a/unit-tests/cc/lexer/preprocessor.test
+++ b/unit-tests/cc/lexer/preprocessor.test
@@ -32,10 +32,28 @@ EOI
: line
:
-$* <<EOI
+$* -l <<EOI >>EOO
+;
# 1 "test.cxx" 2
+;
+ ;
+# 4
+;
#line 8 "z:\\tmp\\test.hxx"
+;
+#line 10
+;
+# 5 "test.cxx"
+;
EOI
+';' stdin:1:1
+';' test.cxx:1:1
+';' test.cxx:2:3
+';' test.cxx:4:1
+';' z:\tmp\test.hxx:8:1
+';' z:\tmp\test.hxx:10:1
+';' test.cxx:5:1
+EOO
: nested
:
diff --git a/unit-tests/cc/lexer/raw-string-literal.test b/unit-tests/cc/lexer/raw-string-literal.test
index e8e8b6b..7d5b920 100644
--- a/unit-tests/cc/lexer/raw-string-literal.test
+++ b/unit-tests/cc/lexer/raw-string-literal.test
@@ -62,29 +62,29 @@ EOO
: invalid-no-paren
:
$* <'R"a"' 2>>EOE != 0
-stdin:1:2: error: invalid raw literal
+stdin:1:2: error: invalid raw string literal
EOE
: invalid-paren
:
$* <'R")()("' 2>>EOE != 0
-stdin:1:2: error: invalid raw literal
+stdin:1:2: error: invalid raw string literal
EOE
: invalid-unterminated-paren
:
$* <'R"(abc"' 2>>EOE != 0
-stdin:1:2: error: invalid raw literal
+stdin:1:2: error: invalid raw string literal
EOE
: invalid-unterminated-delimiter
:
$* <'R"X(abc)"' 2>>EOE != 0
-stdin:1:2: error: invalid raw literal
+stdin:1:2: error: invalid raw string literal
EOE
: invalid-unterminated-quote
:
$* <'R"X(abc)X' 2>>EOE != 0
-stdin:1:2: error: invalid raw literal
+stdin:1:2: error: invalid raw string literal
EOE
diff --git a/unit-tests/cc/lexer/string-literal.test b/unit-tests/cc/lexer/string-literal.test
index 062d290..f726c76 100644
--- a/unit-tests/cc/lexer/string-literal.test
+++ b/unit-tests/cc/lexer/string-literal.test
@@ -61,5 +61,5 @@ EOO
: unterminated
:
$* <'"ab' 2>>EOE != 0
-stdin:1:1: error: unterminated literal
+stdin:1:1: error: unterminated string literal
EOE