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Driver: support -fno-debug-types-section to override -fdebug-types-section 

llvm-svn: 200236
This commit is contained in:
David Blaikie 2014-01-27 18:52:43 +00:00
parent 924eb2afdc
commit f36d9bac47
3 changed files with 10 additions and 1 deletions
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2
clang/include/clang/Driver/Options.td
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@ -873,6 +873,8 @@ def fno_data_sections : Flag <["-"], "fno-data-sections">, Group<f_Group>,
Flags<[CC1Option]>;
def fdebug_types_section: Flag <["-"], "fdebug-types-section">, Group<f_Group>,
Flags<[CC1Option]>, HelpText<"Place debug types in their own section (ELF Only)">;
def fno_debug_types_section: Flag<["-"], "fno-debug-types-section">, Group<f_Group>,
Flags<[CC1Option]>;
def g_Flag : Flag<["-"], "g">, Group<g_Group>,
HelpText<"Generate source level debug information">, Flags<[CC1Option]>;
def gline_tables_only : Flag<["-"], "gline-tables-only">, Group<g_Group>,

3
clang/lib/Driver/Tools.cpp
View File

@ -2606,7 +2606,8 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
CmdArgs.push_back("-generate-gnu-dwarf-pub-sections");
}
if (Args.hasArg(options::OPT_fdebug_types_section)) {
if (Args.hasFlag(options::OPT_fdebug_types_section,
options::OPT_fno_debug_types_section, false)) {
CmdArgs.push_back("-backend-option");
CmdArgs.push_back("-generate-type-units");
}

6
clang/test/Driver/debug-options.c
View File

@ -53,6 +53,10 @@
// RUN: %clang -### -fdebug-types-section %s 2>&1 \
// RUN: | FileCheck -check-prefix=FDTS %s
//
// RUN: %clang -### -fdebug-types-section -fno-debug-types-section %s 2>&1 \
// RUN: | FileCheck -check-prefix=NOFDTS %s
//
//
// G: "-cc1"
// G: "-g"
//
@ -94,3 +98,5 @@
// GOPT: -generate-gnu-dwarf-pub-sections
//
// FDTS: "-backend-option" "-generate-type-units"
//
// NOFDTS-NOT: "-backend-option" "-generate-type-units"