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-rw-r--r--docs/UsersManual.html23
-rw-r--r--include/clang/Driver/CC1Options.td4
-rw-r--r--include/clang/Driver/Options.td2
-rw-r--r--include/clang/Frontend/DiagnosticOptions.h5
-rw-r--r--lib/Driver/Tools.cpp12
-rw-r--r--lib/Frontend/CompilerInvocation.cpp25
-rw-r--r--lib/Frontend/TextDiagnosticPrinter.cpp30
-rw-r--r--test/Misc/diag-format.c34
8 files changed, 124 insertions, 11 deletions
diff --git a/docs/UsersManual.html b/docs/UsersManual.html
index 73ca6c6980..d4f9dfbb01 100644
--- a/docs/UsersManual.html
+++ b/docs/UsersManual.html
@@ -273,6 +273,29 @@ when this is enabled, Clang will print something like:
</pre>
</dd>
<!-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -->
+<dt id="opt_fdiagnostics-format"><b>-fdiagnostics-format=clang/msvc/vi</b>:
+Changes diagnostic output format to better match IDEs and command line tools.</dt>
+<dd>This option controls the output format of the filename, line number, and column printed in diagnostic messages. The options, and their affect on formatting a simple conversion diagnostic, follow:
+
+ <dl>
+ <dt><b>clang</b> (default)</dt>
+ <dd>
+ <pre>t.c:3:11: warning: conversion specifies type 'char *' but the argument has type 'int'</pre>
+ </dd>
+
+ <dt><b>msvc</b></dt>
+ <dd>
+ <pre>t.c(3,11) : warning: conversion specifies type 'char *' but the argument has type 'int'</pre>
+ </dd>
+
+ <dt><b>vi</b></dt>
+ <dd>
+ <pre>t.c +3:11: warning: conversion specifies type 'char *' but the argument has type 'int'</pre>
+ </dd>
+ </dl>
+</dd>
+
+<!-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -->
<dt id="opt_fdiagnostics-show-option"><b>-f[no-]diagnostics-show-option</b>:
Enable <tt>[-Woption]</tt> information in diagnostic line.</dt>
<dd>This option, which defaults to on,
diff --git a/include/clang/Driver/CC1Options.td b/include/clang/Driver/CC1Options.td
index 3c0c3c5a13..62e4c3f98f 100644
--- a/include/clang/Driver/CC1Options.td
+++ b/include/clang/Driver/CC1Options.td
@@ -216,6 +216,8 @@ def diagnostic_log_file : Separate<"-diagnostic-log-file">,
HelpText<"Filename (or -) to log diagnostics to">;
def fno_show_column : Flag<"-fno-show-column">,
HelpText<"Do not include column number on diagnostics">;
+def fshow_column : Flag<"-fshow-column">,
+ HelpText<"Include column number on diagnostics">;
def fno_show_source_location : Flag<"-fno-show-source-location">,
HelpText<"Do not include source location information with diagnostics">;
def fshow_overloads_EQ : Joined<"-fshow-overloads=">,
@@ -245,6 +247,8 @@ def fdiagnostics_show_name : Flag<"-fdiagnostics-show-name">,
HelpText<"Print diagnostic name">;
def fdiagnostics_show_option : Flag<"-fdiagnostics-show-option">,
HelpText<"Print option name with mappable diagnostics">;
+def fdiagnostics_format : Separate<"-fdiagnostics-format">,
+ HelpText<"Change diagnostic formatting to match IDE and command line tools">;
def fdiagnostics_show_category : Separate<"-fdiagnostics-show-category">,
HelpText<"Print diagnostic category">;
def fdiagnostics_show_note_include_stack :
diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td
index b587a51a3b..0298407cda 100644
--- a/include/clang/Driver/Options.td
+++ b/include/clang/Driver/Options.td
@@ -278,6 +278,7 @@ def fdiagnostics_parseable_fixits : Flag<"-fdiagnostics-parseable-fixits">, Grou
def fdiagnostics_show_option : Flag<"-fdiagnostics-show-option">, Group<f_Group>;
def fdiagnostics_show_name : Flag<"-fdiagnostics-show-name">, Group<f_Group>;
def fdiagnostics_show_note_include_stack : Flag<"-fdiagnostics-show-note-include-stack">, Group<f_Group>;
+def fdiagnostics_format_EQ : Joined<"-fdiagnostics-format=">, Group<f_clang_Group>;
def fdiagnostics_show_category_EQ : Joined<"-fdiagnostics-show-category=">, Group<f_clang_Group>;
def fdollars_in_identifiers : Flag<"-fdollars-in-identifiers">, Group<f_Group>;
def fdwarf2_cfi_asm : Flag<"-fdwarf2-cfi-asm">, Group<f_Group>;
@@ -418,6 +419,7 @@ def fshort_enums : Flag<"-fshort-enums">, Group<f_Group>;
def freorder_blocks : Flag<"-freorder-blocks">, Group<clang_ignored_f_Group>;
def fshort_wchar : Flag<"-fshort-wchar">, Group<f_Group>;
def fshow_overloads_EQ : Joined<"-fshow-overloads=">, Group<f_Group>;
+def fshow_column : Flag<"-fshow-column">, Group<f_Group>;
def fshow_source_location : Flag<"-fshow-source-location">, Group<f_Group>;
def fspell_checking : Flag<"-fspell-checking">, Group<f_Group>;
def fsigned_bitfields : Flag<"-fsigned-bitfields">, Group<f_Group>;
diff --git a/include/clang/Frontend/DiagnosticOptions.h b/include/clang/Frontend/DiagnosticOptions.h
index ff92058f01..56093c3c95 100644
--- a/include/clang/Frontend/DiagnosticOptions.h
+++ b/include/clang/Frontend/DiagnosticOptions.h
@@ -37,6 +37,10 @@ public:
unsigned ShowNoteIncludeStack : 1; /// Show include stacks for notes.
unsigned ShowCategories : 2; /// Show categories: 0 -> none, 1 -> Number,
/// 2 -> Full Name.
+
+ unsigned Format : 2; /// Format for diagnostics:
+ enum TextDiagnosticFormat { Clang, Msvc, Vi };
+
unsigned ShowColors : 1; /// Show diagnostics with ANSI color sequences.
unsigned ShowOverloads : 1; /// Overload candidates to show. Values from
/// Diagnostic::OverloadsShown
@@ -86,6 +90,7 @@ public:
ShowNames = 0;
ShowOptionNames = 0;
ShowCategories = 0;
+ Format = Clang;
ShowSourceRanges = 0;
ShowParseableFixits = 0;
VerifyDiagnostics = 0;
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 9ff8a5ccdc..fd59ebb4bb 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -1543,7 +1543,6 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
if (Args.getLastArg(options::OPT_fapple_kext))
CmdArgs.push_back("-fapple-kext");
- Args.AddLastArg(CmdArgs, options::OPT_fno_show_column);
Args.AddLastArg(CmdArgs, options::OPT_fobjc_sender_dependent_dispatch);
Args.AddLastArg(CmdArgs, options::OPT_fdiagnostics_print_source_range_info);
Args.AddLastArg(CmdArgs, options::OPT_fdiagnostics_parseable_fixits);
@@ -1869,6 +1868,12 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
CmdArgs.push_back(A->getValue(Args));
}
+ if (const Arg *A =
+ Args.getLastArg(options::OPT_fdiagnostics_format_EQ)) {
+ CmdArgs.push_back("-fdiagnostics-format");
+ CmdArgs.push_back(A->getValue(Args));
+ }
+
if (Arg *A = Args.getLastArg(
options::OPT_fdiagnostics_show_note_include_stack,
options::OPT_fno_diagnostics_show_note_include_stack)) {
@@ -1890,6 +1895,11 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
options::OPT_fno_show_source_location))
CmdArgs.push_back("-fno-show-source-location");
+ if (!Args.hasFlag(options::OPT_fshow_column,
+ options::OPT_fno_show_column,
+ true))
+ CmdArgs.push_back("-fno-show-column");
+
if (!Args.hasFlag(options::OPT_fspell_checking,
options::OPT_fno_spell_checking))
CmdArgs.push_back("-fno-spell-checking");
diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index 924e5ed4cb..d1de31b95c 100644
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -277,6 +277,14 @@ static void DiagnosticOptsToArgs(const DiagnosticOptions &Opts,
Res.push_back("-fdiagnostics-show-category=id");
else if (Opts.ShowCategories == 2)
Res.push_back("-fdiagnostics-show-category=name");
+ switch (Opts.Format) {
+ case DiagnosticOptions::Clang:
+ Res.push_back("-fdiagnostics-format=clang"); break;
+ case DiagnosticOptions::Msvc:
+ Res.push_back("-fdiagnostics-format=msvc"); break;
+ case DiagnosticOptions::Vi:
+ Res.push_back("-fdiagnostics-format=vi"); break;
+ }
if (Opts.ErrorLimit) {
Res.push_back("-ferror-limit");
Res.push_back(llvm::utostr(Opts.ErrorLimit));
@@ -1011,7 +1019,9 @@ static void ParseDiagnosticArgs(DiagnosticOptions &Opts, ArgList &Args,
Opts.PedanticErrors = Args.hasArg(OPT_pedantic_errors);
Opts.ShowCarets = !Args.hasArg(OPT_fno_caret_diagnostics);
Opts.ShowColors = Args.hasArg(OPT_fcolor_diagnostics);
- Opts.ShowColumn = !Args.hasArg(OPT_fno_show_column);
+ Opts.ShowColumn = Args.hasFlag(OPT_fshow_column,
+ OPT_fno_show_column,
+ /*Default=*/true);
Opts.ShowFixits = !Args.hasArg(OPT_fno_diagnostics_fixit_info);
Opts.ShowLocation = !Args.hasArg(OPT_fno_show_source_location);
Opts.ShowNames = Args.hasArg(OPT_fdiagnostics_show_name);
@@ -1048,6 +1058,19 @@ static void ParseDiagnosticArgs(DiagnosticOptions &Opts, ArgList &Args,
<< Args.getLastArg(OPT_fdiagnostics_show_category)->getAsString(Args)
<< ShowCategory;
+ llvm::StringRef Format =
+ Args.getLastArgValue(OPT_fdiagnostics_format, "clang");
+ if (Format == "clang")
+ Opts.Format = DiagnosticOptions::Clang;
+ else if (Format == "msvc")
+ Opts.Format = DiagnosticOptions::Msvc;
+ else if (Format == "vi")
+ Opts.Format = DiagnosticOptions::Vi;
+ else
+ Diags.Report(diag::err_drv_invalid_value)
+ << Args.getLastArg(OPT_fdiagnostics_format)->getAsString(Args)
+ << Format;
+
Opts.ShowSourceRanges = Args.hasArg(OPT_fdiagnostics_print_source_range_info);
Opts.ShowParseableFixits = Args.hasArg(OPT_fdiagnostics_parseable_fixits);
Opts.VerifyDiagnostics = Args.hasArg(OPT_verify);
diff --git a/lib/Frontend/TextDiagnosticPrinter.cpp b/lib/Frontend/TextDiagnosticPrinter.cpp
index 47c942ca8d..46ebd18487 100644
--- a/lib/Frontend/TextDiagnosticPrinter.cpp
+++ b/lib/Frontend/TextDiagnosticPrinter.cpp
@@ -819,16 +819,28 @@ void TextDiagnosticPrinter::HandleDiagnostic(Diagnostic::Level Level,
if (DiagOpts->ShowColors)
OS.changeColor(savedColor, true);
- // Emit a Visual Studio compatible line number syntax.
- if (LangOpts && LangOpts->Microsoft) {
- OS << PLoc.getFilename() << '(' << LineNo << ')';
- OS << " : ";
- } else {
- OS << PLoc.getFilename() << ':' << LineNo << ':';
- if (DiagOpts->ShowColumn)
- if (unsigned ColNo = PLoc.getColumn())
- OS << ColNo << ':';
+ OS << PLoc.getFilename();
+ switch (DiagOpts->Format) {
+ case DiagnosticOptions::Clang: OS << ':' << LineNo; break;
+ case DiagnosticOptions::Msvc: OS << '(' << LineNo; break;
+ case DiagnosticOptions::Vi: OS << " +" << LineNo; break;
}
+ if (DiagOpts->ShowColumn)
+ if (unsigned ColNo = PLoc.getColumn()) {
+ if (DiagOpts->Format == DiagnosticOptions::Msvc) {
+ OS << ',';
+ ColNo--;
+ } else
+ OS << ':';
+ OS << ColNo;
+ }
+ switch (DiagOpts->Format) {
+ case DiagnosticOptions::Clang:
+ case DiagnosticOptions::Vi: OS << ':'; break;
+ case DiagnosticOptions::Msvc: OS << ") : "; break;
+ }
+
+
if (DiagOpts->ShowSourceRanges && Info.getNumRanges()) {
FileID CaretFileID =
SM.getFileID(SM.getInstantiationLoc(Info.getLocation()));
diff --git a/test/Misc/diag-format.c b/test/Misc/diag-format.c
new file mode 100644
index 0000000000..39760b1f1a
--- /dev/null
+++ b/test/Misc/diag-format.c
@@ -0,0 +1,34 @@
+// RUN: %clang -fsyntax-only %s 2>&1 | FileCheck %s -check-prefix=DEFAULT
+// RUN: %clang -fsyntax-only -fdiagnostics-format=clang %s 2>&1 | FileCheck %s -check-prefix=DEFAULT
+// RUN: %clang -fsyntax-only -fdiagnostics-format=clang -ccc-host-triple x86_64-pc-win32 %s 2>&1 | FileCheck %s -check-prefix=DEFAULT
+//
+// RUN: %clang -fsyntax-only -fdiagnostics-format=msvc %s 2>&1 | FileCheck %s -check-prefix=MSVC
+// RUN: %clang -fsyntax-only -fdiagnostics-format=msvc -ccc-host-triple x86_64-pc-win32 %s 2>&1 | FileCheck %s -check-prefix=MSVC
+// RUN: %clang -fsyntax-only -fdiagnostics-format=msvc -ccc-host-triple x86_64-pc-win32 -fshow-column %s 2>&1 | FileCheck %s -check-prefix=MSVC
+//
+// RUN: %clang -fsyntax-only -fdiagnostics-format=vi %s 2>&1 | FileCheck %s -check-prefix=VI
+//
+// RUN: %clang -fsyntax-only -fdiagnostics-format=msvc -fno-show-column %s 2>&1 | FileCheck %s -check-prefix=MSVC_ORIG
+//
+// RUN: %clang -fsyntax-only -fno-show-column %s 2>&1 | FileCheck %s -check-prefix=NO_COLUMN
+//
+
+
+
+
+
+
+
+
+
+
+
+
+#ifdef foo
+#endif bad // extension!
+// DEFAULT: {{.*}}:28:8: warning: extra tokens at end of #endif directive [-Wextra-tokens]
+// MSVC: {{.*}}(28,7) : warning: extra tokens at end of #endif directive [-Wextra-tokens]
+// VI: {{.*}} +28:8: warning: extra tokens at end of #endif directive [-Wextra-tokens]
+// MSVC_ORIG: {{.*}}(28) : warning: extra tokens at end of #endif directive [-Wextra-tokens]
+// NO_COLUMN: {{.*}}:28: warning: extra tokens at end of #endif directive [-Wextra-tokens]
+int x;
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2025-07-06 11:57:47 +0000