Don't store -fsyntax-only in compilation entries

There is a FIXME about the usage of -fsyntax-only in clang::createInvocationFromCommandLine
This commit is contained in:
Fangrui Song 2018-02-14 23:02:34 -08:00
parent 5bbd3f4a29
commit 7e45983d6d
2 changed files with 11 additions and 16 deletions

View File

@ -93,10 +93,12 @@ std::unique_ptr<ClangTranslationUnit> ClangTranslationUnit::Create(
if (error_code != CXError_Success && cx_tu) if (error_code != CXError_Success && cx_tu)
EmitDiagnostics(filepath, args, cx_tu); EmitDiagnostics(filepath, args, cx_tu);
// We sometimes dump the command to logs and ask the user to run it. Include
// -fsyntax-only so they don't do a full compile.
auto make_msg = [&]() { auto make_msg = [&]() {
return "Please try running the following, identify which flag causes the " return "Please try running the following, identify which flag causes the "
"issue, and report a bug. cquery will then filter the flag for you " "issue, and report a bug. cquery will then filter the flag for you "
" automatically:\n$ " + StringJoin(args, " "); " automatically:\n$ " + StringJoin(args, " ") + " -fsyntax-only";
}; };
switch (error_code) { switch (error_code) {

View File

@ -265,11 +265,6 @@ Project::Entry GetCompilationEntryFromCompileCommandEntry(
if (!AnyStartsWith(result.args, "-Wno-unknown-warning-option")) if (!AnyStartsWith(result.args, "-Wno-unknown-warning-option"))
result.args.push_back("-Wno-unknown-warning-option"); result.args.push_back("-Wno-unknown-warning-option");
// We sometimes dump the command to logs and ask the user to run it. Include
// -fsyntax-only so they don't do a full compile.
if (!AnyStartsWith(result.args, "-fsyntax-only"))
result.args.push_back("-fsyntax-only");
// Using -fparse-all-comments enables documentation in the indexer and in // Using -fparse-all-comments enables documentation in the indexer and in
// code completion. // code completion.
if (init_opts->index.comments > 1 && if (init_opts->index.comments > 1 &&
@ -603,28 +598,28 @@ TEST_SUITE("Project") {
/* expected */ /* expected */
{"clang", "-working-directory", "/dir/", "-xc++", "-std=c++14", {"clang", "-working-directory", "/dir/", "-xc++", "-std=c++14",
"-lstdc++", "&/dir/myfile.cc", "-resource-dir=/w/resource_dir/", "-lstdc++", "&/dir/myfile.cc", "-resource-dir=/w/resource_dir/",
"-Wno-unknown-warning-option", "-fsyntax-only", "-fparse-all-comments"}); "-Wno-unknown-warning-option", "-fparse-all-comments"});
CheckFlags( CheckFlags(
/* raw */ {"clang.exe"}, /* raw */ {"clang.exe"},
/* expected */ /* expected */
{"clang.exe", "-working-directory", "/dir/", "-xc++", "-std=c++14", {"clang.exe", "-working-directory", "/dir/", "-xc++", "-std=c++14",
"-resource-dir=/w/resource_dir/", "-Wno-unknown-warning-option", "-resource-dir=/w/resource_dir/", "-Wno-unknown-warning-option",
"-fsyntax-only", "-fparse-all-comments"}); "-fparse-all-comments"});
CheckFlags( CheckFlags(
/* raw */ {"goma", "clang"}, /* raw */ {"goma", "clang"},
/* expected */ /* expected */
{"clang", "-working-directory", "/dir/", "-xc++", "-std=c++14", {"clang", "-working-directory", "/dir/", "-xc++", "-std=c++14",
"-resource-dir=/w/resource_dir/", "-Wno-unknown-warning-option", "-resource-dir=/w/resource_dir/", "-Wno-unknown-warning-option",
"-fsyntax-only", "-fparse-all-comments"}); "-fparse-all-comments"});
CheckFlags( CheckFlags(
/* raw */ {"goma", "clang", "--foo"}, /* raw */ {"goma", "clang", "--foo"},
/* expected */ /* expected */
{"clang", "-working-directory", "/dir/", "-xc++", "-std=c++14", "--foo", {"clang", "-working-directory", "/dir/", "-xc++", "-std=c++14", "--foo",
"-resource-dir=/w/resource_dir/", "-Wno-unknown-warning-option", "-resource-dir=/w/resource_dir/", "-Wno-unknown-warning-option",
"-fsyntax-only", "-fparse-all-comments"}); "-fparse-all-comments"});
} }
TEST_CASE("Windows path normalization") { TEST_CASE("Windows path normalization") {
@ -633,7 +628,7 @@ TEST_SUITE("Project") {
/* expected */ /* expected */
{"clang", "-working-directory", "E:/workdir", "-xc++", "-std=c++14", {"clang", "-working-directory", "E:/workdir", "-xc++", "-std=c++14",
"&E:/workdir/bar.cc", "-resource-dir=/w/resource_dir/", "&E:/workdir/bar.cc", "-resource-dir=/w/resource_dir/",
"-Wno-unknown-warning-option", "-fsyntax-only", "-fparse-all-comments"}); "-Wno-unknown-warning-option", "-fparse-all-comments"});
CheckFlags( CheckFlags(
"E:/workdir", "E:/workdir/bar.cc", "E:/workdir", "E:/workdir/bar.cc",
@ -641,7 +636,7 @@ TEST_SUITE("Project") {
/* expected */ /* expected */
{"clang", "-working-directory", "E:/workdir", "-xc++", "-std=c++14", {"clang", "-working-directory", "E:/workdir", "-xc++", "-std=c++14",
"&E:/workdir/bar.cc", "-resource-dir=/w/resource_dir/", "&E:/workdir/bar.cc", "-resource-dir=/w/resource_dir/",
"-Wno-unknown-warning-option", "-fsyntax-only", "-fparse-all-comments"}); "-Wno-unknown-warning-option", "-fparse-all-comments"});
} }
TEST_CASE("Path in args") { TEST_CASE("Path in args") {
@ -651,7 +646,7 @@ TEST_SUITE("Project") {
/* expected */ /* expected */
{"cc", "-working-directory", "/home/user", "-xc", "-std=gnu11", "-O0", {"cc", "-working-directory", "/home/user", "-xc", "-std=gnu11", "-O0",
"&/home/user/foo/bar.c", "-resource-dir=/w/resource_dir/", "&/home/user/foo/bar.c", "-resource-dir=/w/resource_dir/",
"-Wno-unknown-warning-option", "-fsyntax-only", "-fparse-all-comments"}); "-Wno-unknown-warning-option", "-fparse-all-comments"});
} }
TEST_CASE("Implied binary") { TEST_CASE("Implied binary") {
@ -661,7 +656,7 @@ TEST_SUITE("Project") {
/* expected */ /* expected */
{"clang++", "-working-directory", "/home/user", "-xc++", "-std=c++14", {"clang++", "-working-directory", "/home/user", "-xc++", "-std=c++14",
"-DDONT_IGNORE_ME", "-resource-dir=/w/resource_dir/", "-DDONT_IGNORE_ME", "-resource-dir=/w/resource_dir/",
"-Wno-unknown-warning-option", "-fsyntax-only", "-fparse-all-comments"}); "-Wno-unknown-warning-option", "-fparse-all-comments"});
} }
// Checks flag parsing for a random chromium file in comparison to what // Checks flag parsing for a random chromium file in comparison to what
@ -1012,7 +1007,6 @@ TEST_SUITE("Project") {
"lock_screen_sanity_unittest.cc", "lock_screen_sanity_unittest.cc",
"-resource-dir=/w/resource_dir/", "-resource-dir=/w/resource_dir/",
"-Wno-unknown-warning-option", "-Wno-unknown-warning-option",
"-fsyntax-only",
"-fparse-all-comments"}); "-fparse-all-comments"});
} }
@ -1338,7 +1332,6 @@ TEST_SUITE("Project") {
"&/w/c/s/out/Release/../../apps/app_lifetime_monitor.cc", "&/w/c/s/out/Release/../../apps/app_lifetime_monitor.cc",
"-resource-dir=/w/resource_dir/", "-resource-dir=/w/resource_dir/",
"-Wno-unknown-warning-option", "-Wno-unknown-warning-option",
"-fsyntax-only",
"-fparse-all-comments"}); "-fparse-all-comments"});
} }